Summary
[6.12.0-101.33.4.3.el10uek]
- Revert 'Add normal counters' (Boris Ostrovsky) [Orabug: 38171405]
[6.12.0-101.33.4.2.el10uek]
- sunrpc: handle SVC_GARBAGE during svc auth processing as auth error (Jeff Layton) [Orabug: 38178286] {CVE-2025-38089}
- mm: memcontrol: remove memcg from LRU on release instead of offline (Harry Yoo) [Orabug: 38162790]
- Revert 'SUNRPC: Don't allow waiting for exiting tasks' (Harshvardhan Jha) [Orabug: 38175263]
- ipv6: replace ipcm6_init calls with ipcm6_init_sk (Willem de Bruijn) [Orabug: 38175246]
- ipv6: remove leftover ip6 cookie initializer (Willem de Bruijn) [Orabug: 38175246]
[6.12.0-101.33.4.1.el10uek]
- Add Zen34 clients (Borislav Petkov (AMD)) [Orabug: 38023239] {CVE-2024-36350} {CVE-2024-36357}
- x86/process: Move the buffer clearing before MONITOR (Kim Phillips) [Orabug: 38023239] {CVE-2024-36350} {CVE-2024-36357}
- Add normal counters (Borislav Petkov (AMD)) [Orabug: 38023239] {CVE-2024-36350} {CVE-2024-36357}
- KVM: SVM: Advertize TSA CPUID bits to guests (Borislav Petkov (AMD)) [Orabug: 38023239] {CVE-2024-36350} {CVE-2024-36357}
- x86/bugs: Add a Transient Scheduler Attacks mitigation (Borislav Petkov (AMD)) [Orabug: 38023239] {CVE-2024-36350} {CVE-2024-36357}
- x86/bugs: Rename MDS machinery to something more generic (Borislav Petkov (AMD)) [Orabug: 38023239] {CVE-2024-36350} {CVE-2024-36357}
[6.12.0-101.33.4.el10uek]
- rds: ib: Add cm_id generation scheme in order to detect new ones (Hakon Bugge) [Orabug: 37617972]
- uek-rpm: Enable the FWCTL PDS and CXL support in UEK8 (Qing Huang) [Orabug: 38006732]
- cxl/feature: Update out_len in set feature failure case (Li Ming) [Orabug: 38006732]
- cxl: Fix devm host device for CXL fwctl initialization (Dave Jiang) [Orabug: 38006732]
- fwctl/cxl: Fix uuid_t usage in uapi (Dan Williams) [Orabug: 38006732]
- pds_fwctl: add Documentation entries (Shannon Nelson) [Orabug: 38006732]
- pds_fwctl: add rpc and query support (Brett Creeley) [Orabug: 38006732]
- pds_fwctl: initial driver framework (Shannon Nelson) [Orabug: 38006732]
- pds_core: add new fwctl auxiliary_device (Shannon Nelson) [Orabug: 38006732]
- cxl: Fixup kdoc issues for include/cxl/features.h (Dave Jiang) [Orabug: 38006732]
- fwctl/cxl: Add documentation to FWCTL CXL (Dave Jiang) [Orabug: 38006732]
- cxl/test: Add Set Feature support to cxl_test (Dave Jiang) [Orabug: 38006732]
- cxl/test: Add Get Feature support to cxl_test (Dave Jiang) [Orabug: 38006732]
- cxl: Add support to handle user feature commands for set feature (Dave Jiang) [Orabug: 38006732]
- cxl: Add support to handle user feature commands for get feature (Dave Jiang) [Orabug: 38006732]
- cxl: Add support for fwctl RPC command to enable CXL feature commands (Dave Jiang) [Orabug: 38006732]
- cxl: Move cxl feature command structs to user header (Dave Jiang) [Orabug: 38006732]
- cxl: Add FWCTL support to CXL (Dave Jiang) [Orabug: 38006732]
- cxl: Setup exclusive CXL features that are reserved for the kernel (Dave Jiang) [Orabug: 38006732]
- cxl/mbox: Add SET_FEATURE mailbox command (Shiju Jose) [Orabug: 38006732]
- cxl/mbox: Add GET_FEATURE mailbox command (Shiju Jose) [Orabug: 38006732]
- cxl/test: Add Get Supported Features mailbox command support (Dave Jiang) [Orabug: 38006732]
- cxl: Add Get Supported Features command for kernel usage (Dave Jiang) [Orabug: 38006732]
- cxl: Enumerate feature commands (Dave Jiang) [Orabug: 38006732]
- cxl: Refactor user ioctl command path from mds to mailbox (Dave Jiang) [Orabug: 38006732]
- vhost-scsi: Fix log flooding with target does not exist errors (Mike Christie) [Orabug: 38053075]
- vhost-scsi: Change def inline_sg_cnt and max_io_vqs for exadata (Mike Christie) [Orabug: 38053233]
- sched/numa: add tracepoint that tracks the skipping of numa balancing due to cpuset memory pinning (Libo Chen) [Orabug: 38070168]
- sched/numa: skip VMA scanning on memory pinned to one NUMA node via cpuset.mems (Libo Chen) [Orabug: 38070168]
- uek-rpm: Enable CONFIG_SERIAL_RP2 as m (Samasth Norway Ananda) [Orabug: 38091733]
- serial: update the rp2 driver code (Samasth Norway Ananda) [Orabug: 38091733]
[6.12.0-101.33.3.el10uek]
- mm: do not write protect COW mappings when preserving across exec (Anthony Yznaga) [Orabug: 38029049]
- mm: hold the source mmap write lock when copying PTEs (Anthony Yznaga) [Orabug: 38029049]
- Enable EROFS modules and related config options (Harshit Mogalapalli) [Orabug: 38042713]
[6.12.0-101.33.2.el10uek]
- net: mana: Add support for Multi Vports on Bare metal (Haiyang Zhang) [Orabug: 38052741]
- tools: hv: Enable debug logs for hv_kvp_daemon (Shradha Gupta) [Orabug: 38052759]
- LTS version: v6.12.33 (Jack Vogel)
- Revert 'drm/amd/display: more liberal vmin/vmax update for freesync' (Aurabindo Pillai)
- dt-bindings: phy: imx8mq-usb: fix fsl,phy-tx-vboost-level-microvolt property (Xu Yang)
- dt-bindings: usb: cypress,hx3: Add support for all variants (Lukasz Czechowski)
- thunderbolt: Do not double dequeue a configuration request (Sergey Senozhatsky)
- usb: usbtmc: Fix timeout value in get_stb (Dave Penkler)
- serial: jsm: fix NPE during jsm_uart_port_init (Dustin Lundquist)
- Bluetooth: hci_qca: move the SoC type check to the right place (Bartosz Golaszewski)
- usb: typec: ucsi: fix Clang -Wsign-conversion warning (Qasim Ijaz)
- USB: serial: pl2303: add new chip PL2303GC-Q20 and PL2303GT-2AB (Charles Yeh)
- usb: storage: Ignore UAS driver for SanDisk 3.2 Gen2 storage device (Hongyu Xie)
- usb: quirks: Add NO_LPM quirk for SanDisk Extreme 55AE (Jiayi Li)
- Revert 'cpufreq: tegra186: Share policy per cluster' (Jonathan Hunter)
- block: fix adding folio to bio (Ming Lei) [Orabug: 37844657] {CVE-2025-22122}
- PCI/ASPM: Disable L1 before disabling L1 PM Substates (Ajay Agarwal)
- accel/ivpu: Update power island delays (Karol Wachowski)
- accel/ivpu: Add initial Panther Lake support (Maciej Falkowski)
- rtc: Fix offset calculation for .start_secs < 0 (Alexandre Mergnat)
- rtc: Make rtc_time64_to_tm() support dates before 1970 (Alexandre
Fixed packages 35
| Release | Package | Fixed in |
|---|---|---|
| Oracle Linux · 9 | kernel-uek | 0:6.12.0-101.33.4.3.el10uek |
| Oracle Linux · 9 | kernel-uek-core | 0:6.12.0-101.33.4.3.el10uek |
| Oracle Linux · 9 | kernel-uek-debug | 0:6.12.0-101.33.4.3.el10uek |
| Oracle Linux · 9 | kernel-uek-debug-core | 0:6.12.0-101.33.4.3.el10uek |
| Oracle Linux · 9 | kernel-uek-debug-devel | 0:6.12.0-101.33.4.3.el10uek |
| Oracle Linux · 9 | kernel-uek-debug-modules | 0:6.12.0-101.33.4.3.el10uek |
| Oracle Linux · 9 | kernel-uek-debug-modules-core | 0:6.12.0-101.33.4.3.el10uek |
| Oracle Linux · 9 | kernel-uek-debug-modules-deprecated | 0:6.12.0-101.33.4.3.el10uek |
| Oracle Linux · 9 | kernel-uek-debug-modules-desktop | 0:6.12.0-101.33.4.3.el10uek |
| Oracle Linux · 9 | kernel-uek-debug-modules-extra | 0:6.12.0-101.33.4.3.el10uek |
| Oracle Linux · 9 | kernel-uek-debug-modules-extra-netfilter | 0:6.12.0-101.33.4.3.el10uek |
| Oracle Linux · 9 | kernel-uek-debug-modules-usb | 0:6.12.0-101.33.4.3.el10uek |
| Oracle Linux · 9 | kernel-uek-debug-modules-wireless | 0:6.12.0-101.33.4.3.el10uek |
| Oracle Linux · 9 | kernel-uek-devel | 0:6.12.0-101.33.4.3.el10uek |
| Oracle Linux · 9 | kernel-uek-doc | 0:6.12.0-101.33.4.3.el10uek |
| Oracle Linux · 9 | kernel-uek-modules | 0:6.12.0-101.33.4.3.el10uek |
| Oracle Linux · 9 | kernel-uek-modules-core | 0:6.12.0-101.33.4.3.el10uek |
| Oracle Linux · 9 | kernel-uek-modules-deprecated | 0:6.12.0-101.33.4.3.el10uek |
| Oracle Linux · 9 | kernel-uek-modules-desktop | 0:6.12.0-101.33.4.3.el10uek |
| Oracle Linux · 9 | kernel-uek-modules-extra | 0:6.12.0-101.33.4.3.el10uek |
| Oracle Linux · 9 | kernel-uek-modules-extra-netfilter | 0:6.12.0-101.33.4.3.el10uek |
| Oracle Linux · 9 | kernel-uek-modules-usb | 0:6.12.0-101.33.4.3.el10uek |
| Oracle Linux · 9 | kernel-uek-modules-wireless | 0:6.12.0-101.33.4.3.el10uek |
| Oracle Linux · 9 | kernel-uek-tools | 0:6.12.0-101.33.4.3.el10uek |
| Oracle Linux · 9 | kernel-uek64k | 0:6.12.0-101.33.4.3.el10uek |
| Oracle Linux · 9 | kernel-uek64k-core | 0:6.12.0-101.33.4.3.el10uek |
| Oracle Linux · 9 | kernel-uek64k-devel | 0:6.12.0-101.33.4.3.el10uek |
| Oracle Linux · 9 | kernel-uek64k-modules | 0:6.12.0-101.33.4.3.el10uek |
| Oracle Linux · 9 | kernel-uek64k-modules-core | 0:6.12.0-101.33.4.3.el10uek |
| Oracle Linux · 9 | kernel-uek64k-modules-deprecated | 0:6.12.0-101.33.4.3.el10uek |
| Oracle Linux · 9 | kernel-uek64k-modules-desktop | 0:6.12.0-101.33.4.3.el10uek |
| Oracle Linux · 9 | kernel-uek64k-modules-extra | 0:6.12.0-101.33.4.3.el10uek |
| Oracle Linux · 9 | kernel-uek64k-modules-extra-netfilter | 0:6.12.0-101.33.4.3.el10uek |
| Oracle Linux · 9 | kernel-uek64k-modules-usb | 0:6.12.0-101.33.4.3.el10uek |
| Oracle Linux · 9 | kernel-uek64k-modules-wireless | 0:6.12.0-101.33.4.3.el10uek |
Vulnerabilities 500
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High 7.8
media: uvcvideo: Skip parsing frames of type UVC_VS_UNDEFINED in uvc_parse_format
In the Linux kernel, the following vulnerability has been resolved: media: uvcvideo: Skip parsing frames of type UVC_VS_UNDEFINED in uvc_parse_format This can lead to out of bounds writes since frames of this type were not taken into account when calculating …
KEV Feb 5, 2025 -
High 7.8CVE-2024-53197 Exploited
ALSA: usb-audio: Fix potential out-of-bound accesses for Extigy and Mbox devices
In the Linux kernel, the following vulnerability has been resolved: ALSA: usb-audio: Fix potential out-of-bound accesses for Extigy and Mbox devices A bogus device can provide a bNumConfigurations value that exceeds the initial value used in usb_get_configura…
KEV Apr 9, 2025 -
High 7.1CVE-2024-53150 Exploited
ALSA: usb-audio: Fix out of bounds reads when finding clock sources
In the Linux kernel, the following vulnerability has been resolved: ALSA: usb-audio: Fix out of bounds reads when finding clock sources The current USB-audio driver code doesn't check bLength of each descriptor at traversing for clock descriptors. That is, wh…
KEV Apr 9, 2025 -
Critical 10.0
net: stmmac: fix TSO DMA API usage causing oops
In the Linux kernel, the following vulnerability has been resolved: net: stmmac: fix TSO DMA API usage causing oops Commit 66600fac7a98 ("net: stmmac: TSO: Fix unbalanced DMA map/unmap for non-paged SKB data") moved the assignment of tx_skbuff_dma[]'s members…
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Critical 10.0
net: stmmac: dwmac-tegra: Read iommu stream id from device tree
In the Linux kernel, the following vulnerability has been resolved: net: stmmac: dwmac-tegra: Read iommu stream id from device tree Nvidia's Tegra MGBE controllers require the IOMMU "Stream ID" (SID) to be written to the MGBE_WRAP_AXI_ASID0_CTRL register. The…
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Critical 10.0
netfilter: socket: Lookup orig tuple for IPv6 SNAT
In the Linux kernel, the following vulnerability has been resolved: netfilter: socket: Lookup orig tuple for IPv6 SNAT nf_sk_lookup_slow_v4 does the conntrack lookup for IPv4 packets to restore the original 5-tuple in case of SNAT, to be able to find the righ…
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Critical 9.8
net/smc: check smcd_v2_ext_offset when receiving proposal msg
In the Linux kernel, the following vulnerability has been resolved: net/smc: check smcd_v2_ext_offset when receiving proposal msg When receiving proposal msg in server, the field smcd_v2_ext_offset in proposal msg is from the remote client and can not be full…
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Critical 9.8
net/smc: check v2_ext_offset/eid_cnt/ism_gid_cnt when receiving proposal msg
In the Linux kernel, the following vulnerability has been resolved: net/smc: check v2_ext_offset/eid_cnt/ism_gid_cnt when receiving proposal msg When receiving proposal msg in server, the fields v2_ext_offset/ eid_cnt/ism_gid_cnt in proposal msg are from the …
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Critical 9.8
nvme-fabrics: fix kernel crash while shutting down controller
In the Linux kernel, the following vulnerability has been resolved: nvme-fabrics: fix kernel crash while shutting down controller The nvme keep-alive operation, which executes at a periodic interval, could potentially sneak in while shutting down a fabric con…
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Critical 9.8
smb: During unmount, ensure all cached dir instances drop their dentry
In the Linux kernel, the following vulnerability has been resolved: smb: During unmount, ensure all cached dir instances drop their dentry The unmount process (cifs_kill_sb() calling close_all_cached_dirs()) can race with various cached directory operations, …
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Critical 9.8
smb: prevent use-after-free due to open_cached_dir error paths
In the Linux kernel, the following vulnerability has been resolved: smb: prevent use-after-free due to open_cached_dir error paths If open_cached_dir() encounters an error parsing the lease from the server, the error handling may race with receiving a lease b…
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Critical 9.8
smb: client: fix use-after-free of signing key
In the Linux kernel, the following vulnerability has been resolved: smb: client: fix use-after-free of signing key Customers have reported use-after-free in @ses->auth_key.response with SMB2.1 + sign mounts which occurs due to following race: task A task B ci…
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Critical 9.8
ksmbd: fix use-after-free in SMB request handling
In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix use-after-free in SMB request handling A race condition exists between SMB request handling in `ksmbd_conn_handler_loop()` and the freeing of `ksmbd_conn` in the workqueue handler …
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Critical 9.8
tcp: Fix use-after-free of nreq in reqsk_timer_handler().
In the Linux kernel, the following vulnerability has been resolved: tcp: Fix use-after-free of nreq in reqsk_timer_handler(). The cited commit replaced inet_csk_reqsk_queue_drop_and_put() with __inet_csk_reqsk_queue_drop() and reqsk_put() in reqsk_timer_handl…
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Critical 9.8
bnxt_en: Fix receive ring space parameters when XDP is active
In the Linux kernel, the following vulnerability has been resolved: bnxt_en: Fix receive ring space parameters when XDP is active The MTU setting at the time an XDP multi-buffer is attached determines whether the aggregation ring will be used and the rx_skb_f…
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Critical 9.8
net/smc: fix LGR and link use-after-free issue
In the Linux kernel, the following vulnerability has been resolved: net/smc: fix LGR and link use-after-free issue We encountered a LGR/link use-after-free issue, which manifested as the LGR/link refcnt reaching 0 early and entering the clear process, making …
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Critical 9.8
can: j1939: j1939_session_new(): fix skb reference counting
In the Linux kernel, the following vulnerability has been resolved: can: j1939: j1939_session_new(): fix skb reference counting Since j1939_session_skb_queue() does an extra skb_get() for each new skb, do the same for the initial one in j1939_session_new() to…
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Critical 9.8
bnxt_en: Fix aggregation ID mask to prevent oops on 5760X chips
In the Linux kernel, the following vulnerability has been resolved: bnxt_en: Fix aggregation ID mask to prevent oops on 5760X chips The 5760X (P7) chip's HW GRO/LRO interface is very similar to that of the previous generation (5750X or P5). However, the aggre…
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Critical 9.8
net/smc: protect link down work from execute after lgr freed
In the Linux kernel, the following vulnerability has been resolved: net/smc: protect link down work from execute after lgr freed link down work may be scheduled before lgr freed but execute after lgr freed, which may result in crash. So it is need to hold a r…
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Critical 9.8
nfsd: fix nfs4_openowner leak when concurrent nfsd4_open occur
In the Linux kernel, the following vulnerability has been resolved: nfsd: fix nfs4_openowner leak when concurrent nfsd4_open occur The action force umount(umount -f) will attempt to kill all rpc_task even umount operation may ultimately fail if some files rem…
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Critical 9.8
virtio-net: fix overflow inside virtnet_rq_alloc
In the Linux kernel, the following vulnerability has been resolved: virtio-net: fix overflow inside virtnet_rq_alloc When the frag just got a page, then may lead to regression on VM. Specially if the sysctl net.core.high_order_alloc_disable value is 1, then t…
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Critical 9.8
mptcp: fix TCP options overflow.
In the Linux kernel, the following vulnerability has been resolved: mptcp: fix TCP options overflow. Syzbot reported the following splat: Oops: general protection fault, probably for non-canonical address 0xdffffc0000000001: 0000 [#1] PREEMPT SMP KASAN PTI KA…
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Critical 9.8
gve: guard XDP xmit NDO on existence of xdp queues
In the Linux kernel, the following vulnerability has been resolved: gve: guard XDP xmit NDO on existence of xdp queues In GVE, dedicated XDP queues only exist when an XDP program is installed and the interface is up. As such, the NDO XDP XMIT callback should …
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Critical 9.8
RDMA/bnxt_re: Fix max SGEs for the Work Request
In the Linux kernel, the following vulnerability has been resolved: RDMA/bnxt_re: Fix max SGEs for the Work Request Gen P7 supports up to 13 SGEs for now. WQE software structure can hold only 6 now. Since the max send sge is reported as 13, the stack can give…
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Critical 9.8
ksmbd: fix racy issue from session lookup and expire
In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix racy issue from session lookup and expire Increment the session reference count within the lock for lookup to avoid racy issue with session expire.
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Critical 9.8
smb: client: fix double free of TCP_Server_Info::hostname
In the Linux kernel, the following vulnerability has been resolved: smb: client: fix double free of TCP_Server_Info::hostname When shutting down the server in cifs_put_tcp_session(), cifsd thread might be reconnecting to multiple DFS targets before it realize…
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Critical 9.8
mptcp: consolidate suboption status
In the Linux kernel, the following vulnerability has been resolved: mptcp: consolidate suboption status MPTCP maintains the received sub-options status is the bitmask carrying the received suboptions and in several bitfields carrying per suboption additional …
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Critical 9.8
ksmbd: fix integer overflows on 32 bit systems
In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix integer overflows on 32 bit systems On 32bit systems the addition operations in ipc_msg_alloc() can potentially overflow leading to memory corruption. Add bounds checking using KSM…
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Critical 9.8
nfsd: clear acl_access/acl_default after releasing them
In the Linux kernel, the following vulnerability has been resolved: nfsd: clear acl_access/acl_default after releasing them If getting acl_default fails, acl_access and acl_default will be released simultaneously. However, acl_access will still retain a point…
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Critical 9.8
RDMA/rtrs: Add missing deinit() call
In the Linux kernel, the following vulnerability has been resolved: RDMA/rtrs: Add missing deinit() call A warning is triggered when repeatedly connecting and disconnecting the rnbd: list_add corruption. prev->next should be next (ffff88800b13e480), but was f…
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Critical 9.8
RDMA/rxe: Fix the warning "__rxe_cleanup+0x12c/0x170 [rdma_rxe]"
In the Linux kernel, the following vulnerability has been resolved: RDMA/rxe: Fix the warning "__rxe_cleanup+0x12c/0x170 [rdma_rxe]" The Call Trace is as below: " <TASK> ? show_regs.cold+0x1a/0x1f ? __rxe_cleanup+0x12c/0x170 [rdma_rxe] ? __warn+0x84/0xd0 ? __…
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Critical 9.8
nvme-tcp: fix potential memory corruption in nvme_tcp_recv_pdu()
In the Linux kernel, the following vulnerability has been resolved: nvme-tcp: fix potential memory corruption in nvme_tcp_recv_pdu() nvme_tcp_recv_pdu() doesn't check the validity of the header length. When header digests are enabled, a target might send a pa…
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Critical 9.8
netmem: prevent TX of unreadable skbs
In the Linux kernel, the following vulnerability has been resolved: netmem: prevent TX of unreadable skbs Currently on stable trees we have support for netmem/devmem RX but not TX. It is not safe to forward/redirect an RX unreadable netmem packet into the dev…
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Critical 9.8
Revert "smb: client: fix TCP timers deadlock after rmmod"
In the Linux kernel, the following vulnerability has been resolved: Revert "smb: client: fix TCP timers deadlock after rmmod" This reverts commit e9f2517a3e18a54a3943c098d2226b245d488801. Commit e9f2517a3e18 ("smb: client: fix TCP timers deadlock after rmmod"…
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Critical 9.8
RDMA/erdma: Prevent use-after-free in erdma_accept_newconn()
In the Linux kernel, the following vulnerability has been resolved: RDMA/erdma: Prevent use-after-free in erdma_accept_newconn() After the erdma_cep_put(new_cep) being called, new_cep will be freed, and the following dereference will cause a UAF problem. Fix …
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Critical 9.8
smb: client: fix UAF in decryption with multichannel
In the Linux kernel, the following vulnerability has been resolved: smb: client: fix UAF in decryption with multichannel After commit f7025d861694 ("smb: client: allocate crypto only for primary server") and commit b0abcd65ec54 ("smb: client: fix UAF in async…
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Critical 9.8
ksmbd: Fix dangling pointer in krb_authenticate
In the Linux kernel, the following vulnerability has been resolved: ksmbd: Fix dangling pointer in krb_authenticate krb_authenticate frees sess->user and does not set the pointer to NULL. It calls ksmbd_krb5_authenticate to reinitialise sess->user but that fu…
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Critical 9.8
9p/net: fix improper handling of bogus negative read/write replies
In the Linux kernel, the following vulnerability has been resolved: 9p/net: fix improper handling of bogus negative read/write replies In p9_client_write() and p9_client_read_once(), if the server incorrectly replies with success but a negative write/read cou…
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Critical 9.8
net: use sock_gen_put() when sk_state is TCP_TIME_WAIT
In the Linux kernel, the following vulnerability has been resolved: net: use sock_gen_put() when sk_state is TCP_TIME_WAIT It is possible for a pointer of type struct inet_timewait_sock to be returned from the functions __inet_lookup_established() and __inet6…
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Critical 9.8CVE-2025-37924 EPSS 25%
ksmbd: fix use-after-free in kerberos authentication
In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix use-after-free in kerberos authentication Setting sess->user = NULL was introduced to fix the dangling pointer created by ksmbd_free_user. However, it is possible another thread co…
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Critical 9.8
net: ethernet: mtk_eth_soc: fix SER panic with 4GB+ RAM
In the Linux kernel, the following vulnerability has been resolved: net: ethernet: mtk_eth_soc: fix SER panic with 4GB+ RAM If the mtk_poll_rx() function detects the MTK_RESETTING flag, it will jump to release_desc and refill the high word of the SDP on the 4…
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Critical 9.8
scsi: target: iscsi: Fix timeout on deleted connection
In the Linux kernel, the following vulnerability has been resolved: scsi: target: iscsi: Fix timeout on deleted connection NOPIN response timer may expire on a deleted connection and crash with such logs: Did not receive response to NOPIN on CID: 0, failing c…
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Critical 9.8CVE-2025-38089 Public exploit
sunrpc: handle SVC_GARBAGE during svc auth processing as auth error
In the Linux kernel, the following vulnerability has been resolved: sunrpc: handle SVC_GARBAGE during svc auth processing as auth error tianshuo han reported a remotely-triggerable crash if the client sends a kernel RPC server a specially crafted packet. If d…
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Critical 9.6
PCI: dwc: ep: Prevent changing BAR size/flags in pci_epc_set_bar()
In the Linux kernel, the following vulnerability has been resolved: PCI: dwc: ep: Prevent changing BAR size/flags in pci_epc_set_bar() In commit 4284c88fff0e ("PCI: designware-ep: Allow pci_epc_set_bar() update inbound map address") set_bar() was modified to …
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Critical 9.4
netrom: check buffer length before accessing it
In the Linux kernel, the following vulnerability has been resolved: netrom: check buffer length before accessing it Syzkaller reports an uninit value read from ax25cmp when sending raw message through ieee802154 implementation. ===============================…
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Critical 9.4
bpf: Scrub packet on bpf_redirect_peer
In the Linux kernel, the following vulnerability has been resolved: bpf: Scrub packet on bpf_redirect_peer When bpf_redirect_peer is used to redirect packets to a device in another network namespace, the skb isn't scrubbed. That can lead skb information from …
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Critical 9.3
virt: tdx-guest: Just leak decrypted memory on unrecoverable errors
In the Linux kernel, the following vulnerability has been resolved: virt: tdx-guest: Just leak decrypted memory on unrecoverable errors In CoCo VMs it is possible for the untrusted host to cause set_memory_decrypted() to fail such that an error is returned an…
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Critical 9.1
net/smc: check iparea_offset and ipv6_prefixes_cnt when receiving proposal msg
In the Linux kernel, the following vulnerability has been resolved: net/smc: check iparea_offset and ipv6_prefixes_cnt when receiving proposal msg When receiving proposal msg in server, the field iparea_offset and the field ipv6_prefixes_cnt in proposal msg a…
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Critical 9.1
NFSD: Prevent a potential integer overflow
In the Linux kernel, the following vulnerability has been resolved: NFSD: Prevent a potential integer overflow If the tag length is >= U32_MAX - 3 then the "length + 4" addition can result in an integer overflow. Address this by splitting the decoding into se…
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High 8.8
tap: add missing verification for short frame
In the Linux kernel, the following vulnerability has been resolved: tap: add missing verification for short frame The cited commit missed to check against the validity of the frame length in the tap_get_user_xdp() path, which could cause a corrupted skb to be…
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High 8.8
tun: add missing verification for short frame
In the Linux kernel, the following vulnerability has been resolved: tun: add missing verification for short frame The cited commit missed to check against the validity of the frame length in the tun_xdp_one() path, which could cause a corrupted skb to be sent…
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High 8.8
RDMA/mlx5: Move events notifier registration to be after device registration
In the Linux kernel, the following vulnerability has been resolved: RDMA/mlx5: Move events notifier registration to be after device registration Move pkey change work initialization and cleanup from device resources stage to notifier stage, since this is the …
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High 8.8
Bluetooth: fix use-after-free in device_for_each_child()
In the Linux kernel, the following vulnerability has been resolved: Bluetooth: fix use-after-free in device_for_each_child() Syzbot has reported the following KASAN splat: BUG: KASAN: slab-use-after-free in device_for_each_child+0x18f/0x1a0 Read of size 8 at …
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High 8.8
Bluetooth: hci_conn: Use disable_delayed_work_sync
In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hci_conn: Use disable_delayed_work_sync This makes use of disable_delayed_work_sync instead cancel_delayed_work_sync as it not only cancel the ongoing work but also disables new su…
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High 8.8
ksmbd: fix Out-of-Bounds Write in ksmbd_vfs_stream_write
In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix Out-of-Bounds Write in ksmbd_vfs_stream_write An offset from client could be a negative value, It could allows to write data outside the bounds of the allocated buffer. Note that t…
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High 8.8
can: hi311x: hi3110_can_ist(): fix potential use-after-free
In the Linux kernel, the following vulnerability has been resolved: can: hi311x: hi3110_can_ist(): fix potential use-after-free The commit a22bd630cfff ("can: hi311x: do not report txerr and rxerr during bus-off") removed the reporting of rxerr and txerr even…
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High 8.8
Bluetooth: btmtk: avoid UAF in btmtk_process_coredump
In the Linux kernel, the following vulnerability has been resolved: Bluetooth: btmtk: avoid UAF in btmtk_process_coredump hci_devcd_append may lead to the release of the skb, so it cannot be accessed once it is called. ========================================…
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High 8.8
iommu/vt-d: Remove cache tags before disabling ATS
In the Linux kernel, the following vulnerability has been resolved: iommu/vt-d: Remove cache tags before disabling ATS The current implementation removes cache tags after disabling ATS, leading to potential memory leaks and kernel crashes. Specifically, CACHE…
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High 8.8
wifi: wcn36xx: fix channel survey memory allocation size
In the Linux kernel, the following vulnerability has been resolved: wifi: wcn36xx: fix channel survey memory allocation size KASAN reported a memory allocation issue in wcn->chan_survey due to incorrect size calculation. This commit uses kcalloc to allocate m…
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High 8.8
powerpc/pseries/iommu: IOMMU incorrectly marks MMIO range in DDW
In the Linux kernel, the following vulnerability has been resolved: powerpc/pseries/iommu: IOMMU incorrectly marks MMIO range in DDW Power Hypervisor can possibily allocate MMIO window intersecting with Dynamic DMA Window (DDW) range, which is over 32-bit add…
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High 8.8
NFC: nci: Add bounds checking in nci_hci_create_pipe()
In the Linux kernel, the following vulnerability has been resolved: NFC: nci: Add bounds checking in nci_hci_create_pipe() The "pipe" variable is a u8 which comes from the network. If it's more than 127, then it results in memory corruption in the caller, nci…
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High 8.8
wifi: mac80211: don't flush non-uploaded STAs
In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: don't flush non-uploaded STAs If STA state is pre-moved to AUTHORIZED (such as in IBSS scenarios) and insertion fails, the station is freed. In this case, the driver never kne…
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High 8.8
iommu/vt-d: Fix suspicious RCU usage
In the Linux kernel, the following vulnerability has been resolved: iommu/vt-d: Fix suspicious RCU usage Commit <d74169ceb0d2> ("iommu/vt-d: Allocate DMAR fault interrupts locally") moved the call to enable_drhd_fault_handling() to a code path that does not h…
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High 8.8
ksmbd: fix use-after-free in smb2_lock
In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix use-after-free in smb2_lock If smb_lock->zero_len has value, ->llist of smb_lock is not delete and flock is old one. It will cause use-after-free on error handling routine.
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High 8.8
ksmbd: fix out-of-bounds in parse_sec_desc()
In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix out-of-bounds in parse_sec_desc() If osidoffset, gsidoffset and dacloffset could be greater than smb_ntsd struct size. If it is smaller, It could cause slab-out-of-bounds. And when…
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High 8.8
ksmbd: prevent connection release during oplock break notification
In the Linux kernel, the following vulnerability has been resolved: ksmbd: prevent connection release during oplock break notification ksmbd_work could be freed when after connection release. Increment r_count of ksmbd_conn to indicate that requests are not f…
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High 8.8
ksmbd: fix use-after-free in ksmbd_free_work_struct
In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix use-after-free in ksmbd_free_work_struct ->interim_entry of ksmbd_work could be deleted after oplock is freed. We don't need to manage it with linked list. The interim request coul…
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High 8.8
Bluetooth: L2CAP: Fix slab-use-after-free Read in l2cap_send_cmd
In the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: Fix slab-use-after-free Read in l2cap_send_cmd After the hci sync command releases l2cap_conn, the hci receive data work queue references the released l2cap_conn when sendin…
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High 8.8
net: mctp: unshare packets when reassembling
In the Linux kernel, the following vulnerability has been resolved: net: mctp: unshare packets when reassembling Ensure that the frag_list used for reassembly isn't shared with other packets. This avoids incorrect reassembly when packets are cloned, and preve…
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High 8.8
ksmbd: fix overflow in dacloffset bounds check
In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix overflow in dacloffset bounds check The dacloffset field was originally typed as int and used in an unchecked addition, which could overflow and bypass the existing bounds check in…
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High 8.8
ksmbd: fix session use-after-free in multichannel connection
In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix session use-after-free in multichannel connection There is a race condition between session setup and ksmbd_sessions_deregister. The session can be freed before the connection is a…
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High 8.8
ksmbd: fix use-after-free in ksmbd_sessions_deregister()
In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix use-after-free in ksmbd_sessions_deregister() In multichannel mode, UAF issue can occur in session_deregister when the second channel sets up a session through the connection of th…
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High 8.8
ksmbd: fix r_count dec/increment mismatch
In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix r_count dec/increment mismatch r_count is only increased when there is an oplock break wait, so r_count inc/decrement are not paired. This can cause r_count to become negative, whi…
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High 8.8
RDMA/mlx5: Fix mlx5_poll_one() cur_qp update flow
In the Linux kernel, the following vulnerability has been resolved: RDMA/mlx5: Fix mlx5_poll_one() cur_qp update flow When cur_qp isn't NULL, in order to avoid fetching the QP from the radix tree again we check if the next cqe QP is identical to the one we al…
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High 8.8
ksmbd: fix use-after-free in smb_break_all_levII_oplock()
In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix use-after-free in smb_break_all_levII_oplock() There is a room in smb_break_all_levII_oplock that can cause racy issues when unlocking in the middle of the loop. This patch use rea…
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High 8.8
ksmbd: fix use-after-free in __smb2_lease_break_noti()
In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix use-after-free in __smb2_lease_break_noti() Move tcp_transport free to ksmbd_conn_free. If ksmbd connection is referenced when ksmbd server thread terminates, It will not be freed,…
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High 8.8
net: mctp: Set SOCK_RCU_FREE
In the Linux kernel, the following vulnerability has been resolved: net: mctp: Set SOCK_RCU_FREE Bind lookup runs under RCU, so ensure that a socket doesn't go away in the middle of a lookup.
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High 8.8
KVM: arm64: Tear down vGIC on failed vCPU creation
In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: Tear down vGIC on failed vCPU creation If kvm_arch_vcpu_create() fails to share the vCPU page with the hypervisor, we propagate the error back to the ioctl but leave the vGIC vCPU…
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High 8.8
KVM: x86: Reset IRTE to host control if *new* route isn't postable
In the Linux kernel, the following vulnerability has been resolved: KVM: x86: Reset IRTE to host control if *new* route isn't postable Restore an IRTE back to host control (remapped or posted MSI mode) if the *new* GSI route prevents posting the IRQ directly …
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High 8.8CVE-2025-37899 Public exploit
ksmbd: fix use-after-free in session logoff
In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix use-after-free in session logoff The sess->user object can currently be in use by another thread, for example if another connection has sent a session setup request to bind to the …
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High 8.8
Bluetooth: btusb: avoid NULL pointer dereference in skb_dequeue()
In the Linux kernel, the following vulnerability has been resolved: Bluetooth: btusb: avoid NULL pointer dereference in skb_dequeue() A NULL pointer dereference can occur in skb_dequeue() when processing a QCA firmware crash dump on WCN7851 (0489:e0f3). [ 93.…
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High 8.8
ksmbd: fix use-after-free in ksmbd_session_rpc_open
In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix use-after-free in ksmbd_session_rpc_open A UAF issue can occur due to a race condition between ksmbd_session_rpc_open() and __session_rpc_close(). Add rpc_lock to the session to pr…
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High 8.8
wifi: ath12k: Fix invalid data access in ath12k_dp_rx_h_undecap_nwifi
In the Linux kernel, the following vulnerability has been resolved: wifi: ath12k: Fix invalid data access in ath12k_dp_rx_h_undecap_nwifi In certain cases, hardware might provide packets with a length greater than the maximum native Wi-Fi header length. This …
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High 8.8
wifi: ath12k: Fix invalid entry fetch in ath12k_dp_mon_srng_process
In the Linux kernel, the following vulnerability has been resolved: wifi: ath12k: Fix invalid entry fetch in ath12k_dp_mon_srng_process Currently, ath12k_dp_mon_srng_process uses ath12k_hal_srng_src_get_next_entry to fetch the next entry from the destination …
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High 8.8CVE-2025-37947 Public exploit
ksmbd: prevent out-of-bounds stream writes by validating *pos
In the Linux kernel, the following vulnerability has been resolved: ksmbd: prevent out-of-bounds stream writes by validating *pos ksmbd_vfs_stream_write() did not validate whether the write offset (*pos) was within the bounds of the existing stream data lengt…
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High 8.8
ksmbd: Fix UAF in __close_file_table_ids
In the Linux kernel, the following vulnerability has been resolved: ksmbd: Fix UAF in __close_file_table_ids A use-after-free is possible if one thread destroys the file via __ksmbd_close_fd while another thread holds a reference to it. The existing checks on…
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High 8.8
ksmbd: prevent rename with empty string
In the Linux kernel, the following vulnerability has been resolved: ksmbd: prevent rename with empty string Client can send empty newname string to ksmbd server. It will cause a kernel oops from d_alloc. This patch return the error when attempting to rename a…
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High 8.8
KVM: SVM: Forcibly leave SMM mode on SHUTDOWN interception
In the Linux kernel, the following vulnerability has been resolved: KVM: SVM: Forcibly leave SMM mode on SHUTDOWN interception Previously, commit ed129ec9057f ("KVM: x86: forcibly leave nested mode on vCPU reset") addressed an issue where a triple fault occur…
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High 8.8
HID: bpf: abort dispatch if device destroyed
In the Linux kernel, the following vulnerability has been resolved: HID: bpf: abort dispatch if device destroyed The current HID bpf implementation assumes no output report/request will go through it after hid_bpf_destroy_device() has been called. This leads …
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High 8.8
net/tipc: fix slab-use-after-free Read in tipc_aead_encrypt_done
In the Linux kernel, the following vulnerability has been resolved: net/tipc: fix slab-use-after-free Read in tipc_aead_encrypt_done Syzbot reported a slab-use-after-free with the following call trace: =========================================================…
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High 8.8
vhost-scsi: protect vq->log_used with vq->mutex
In the Linux kernel, the following vulnerability has been resolved: vhost-scsi: protect vq->log_used with vq->mutex The vhost-scsi completion path may access vq->log_base when vq->log_used is already set to false. vhost-thread QEMU-thread vhost_scsi_complete_…
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High 8.7
perf/x86/intel: KVM: Mask PEBS_ENABLE loaded for guest with vCPU's value.
In the Linux kernel, the following vulnerability has been resolved: perf/x86/intel: KVM: Mask PEBS_ENABLE loaded for guest with vCPU's value. When generating the MSR_IA32_PEBS_ENABLE value that will be loaded on VM-Entry to a KVM guest, mask the value with th…
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High 8.6
net: atm: fix use after free in lec_send()
In the Linux kernel, the following vulnerability has been resolved: net: atm: fix use after free in lec_send() The ->send() operation frees skb so save the length before calling ->send() to avoid a use after free.
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High 8.6
vmxnet3: Fix malformed packet sizing in vmxnet3_process_xdp
In the Linux kernel, the following vulnerability has been resolved: vmxnet3: Fix malformed packet sizing in vmxnet3_process_xdp vmxnet3 driver's XDP handling is buggy for packet sizes using ring0 (that is, packet sizes between 128 - 3k bytes). We noticed MTU-…
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High 8.4
net: renesas: rswitch: avoid use-after-put for a device tree node
In the Linux kernel, the following vulnerability has been resolved: net: renesas: rswitch: avoid use-after-put for a device tree node The device tree node saved in the rswitch_device structure is used at several driver locations. So passing this node to of_no…
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High 8.4
mailbox: mtk-cmdq: fix wrong use of sizeof in cmdq_get_clocks()
In the Linux kernel, the following vulnerability has been resolved: mailbox: mtk-cmdq: fix wrong use of sizeof in cmdq_get_clocks() It should be size of the struct clk_bulk_data, not data pointer pass to devm_kcalloc().
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High 8.4
9p/xen: fix release of IRQ
In the Linux kernel, the following vulnerability has been resolved: 9p/xen: fix release of IRQ Kernel logs indicate an IRQ was double-freed. Pass correct device ID during IRQ release. [Dominique: remove confusing variable reset to 0]
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High 8.4
fs/ntfs3: Prevent integer overflow in hdr_first_de()
In the Linux kernel, the following vulnerability has been resolved: fs/ntfs3: Prevent integer overflow in hdr_first_de() The "de_off" and "used" variables come from the disk so they both need to check. The problem is that on 32bit systems if they're both grea…
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High 8.4
media: venus: hfi: add a check to handle OOB in sfr region
In the Linux kernel, the following vulnerability has been resolved: media: venus: hfi: add a check to handle OOB in sfr region sfr->buf_size is in shared memory and can be modified by malicious user. OOB write is possible when the size is made higher than act…
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High 8.3
ksmbd: validate zero num_subauth before sub_auth is accessed
In the Linux kernel, the following vulnerability has been resolved: ksmbd: validate zero num_subauth before sub_auth is accessed Access psid->sub_auth[psid->num_subauth - 1] without checking if num_subauth is non-zero leads to an out-of-bounds read. This patc…
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High 8.2
net: reenable NETIF_F_IPV6_CSUM offload for BIG TCP packets
In the Linux kernel, the following vulnerability has been resolved: net: reenable NETIF_F_IPV6_CSUM offload for BIG TCP packets The blamed commit disabled hardware offoad of IPv6 packets with extension headers on devices that advertise NETIF_F_IPV6_CSUM, base…
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High 8.2
tcp: correct handling of extreme memory squeeze
In the Linux kernel, the following vulnerability has been resolved: tcp: correct handling of extreme memory squeeze Testing with iperf3 using the "pasta" protocol splicer has revealed a problem in the way tcp handles window advertising in extreme memory squee…
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High 8.2
idpf: fix checksums set in idpf_rx_rsc()
In the Linux kernel, the following vulnerability has been resolved: idpf: fix checksums set in idpf_rx_rsc() idpf_rx_rsc() uses skb_transport_offset(skb) while the transport header is not set yet. This triggers the following warning for CONFIG_DEBUG_NET=y bui…
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High 8.2
net: ppp: Add bound checking for skb data on ppp_sync_txmung
In the Linux kernel, the following vulnerability has been resolved: net: ppp: Add bound checking for skb data on ppp_sync_txmung Ensure we have enough data in linear buffer from skb before accessing initial bytes. This prevents potential out-of-bounds accesse…
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High 8.1
Integer underflow in grub_net_recv_ip4_packets
Integer underflow in grub_net_recv_ip4_packets; A malicious crafted IP packet can lead to an integer underflow in grub_net_recv_ip4_packets() function on rsm->total_len value. Under certain circumstances the total_len value may end up wrapping around to a sma…
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High 8.1
Out-of-bounds write when handling split HTTP headers
Out-of-bounds write when handling split HTTP headers; When handling split HTTP headers, GRUB2 HTTP code accidentally moves its internal data buffer point by one position. This can lead to a out-of-bound write further when parsing the HTTP request, writing a N…
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High 8.1
ksmbd: fix Out-of-Bounds Read in ksmbd_vfs_stream_read
In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix Out-of-Bounds Read in ksmbd_vfs_stream_read An offset from client could be a negative value, It could lead to an out-of-bounds read from the stream_buf. Note that this issue is com…
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High 8.1
rdma/cxgb4: Prevent potential integer overflow on 32bit
In the Linux kernel, the following vulnerability has been resolved: rdma/cxgb4: Prevent potential integer overflow on 32bit The "gl->tot_len" variable is controlled by the user. It comes from process_responses(). On 32bit systems, the "gl->tot_len + sizeof(st…
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High 8.1
netdev: prevent accessing NAPI instances from another namespace
In the Linux kernel, the following vulnerability has been resolved: netdev: prevent accessing NAPI instances from another namespace The NAPI IDs were not fully exposed to user space prior to the netlink API, so they were never namespaced. The netlink API must…
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High 8.1CVE-2025-21760 EPSS 38%
ndisc: extend RCU protection in ndisc_send_skb()
In the Linux kernel, the following vulnerability has been resolved: ndisc: extend RCU protection in ndisc_send_skb() ndisc_send_skb() can be called without RTNL or RCU held. Acquire rcu_read_lock() earlier, so that we can use dev_net_rcu() and avoid a potenti…
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High 8.1
arp: use RCU protection in arp_xmit()
In the Linux kernel, the following vulnerability has been resolved: arp: use RCU protection in arp_xmit() arp_xmit() can be called without RTNL or RCU protection. Use RCU protection to avoid potential UAF.
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High 8.1
ipv6: use RCU protection in ip6_default_advmss()
In the Linux kernel, the following vulnerability has been resolved: ipv6: use RCU protection in ip6_default_advmss() ip6_default_advmss() needs rcu protection to make sure the net structure it reads does not disappear.
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High 8.1
ipv4: use RCU protection in __ip_rt_update_pmtu()
In the Linux kernel, the following vulnerability has been resolved: ipv4: use RCU protection in __ip_rt_update_pmtu() __ip_rt_update_pmtu() must use RCU protection to make sure the net structure it reads does not disappear.
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High 8.1
ksmbd: fix type confusion via race condition when using ipc_msg_send_request
In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix type confusion via race condition when using ipc_msg_send_request req->handle is allocated using ksmbd_acquire_id(&ipc_ida), based on ida_alloc. req->handle from ksmbd_ipc_login_re…
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High 8.1
ksmbd: add bounds check for create lease context
In the Linux kernel, the following vulnerability has been resolved: ksmbd: add bounds check for create lease context Add missing bounds check for create lease context.
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High 8.1
ksmbd: add bounds check for durable handle context
In the Linux kernel, the following vulnerability has been resolved: ksmbd: add bounds check for durable handle context Add missing bounds check for durable handle context.
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High 8.1
wifi: cfg80211: fix out-of-bounds access during multi-link element defragmentation
In the Linux kernel, the following vulnerability has been resolved: wifi: cfg80211: fix out-of-bounds access during multi-link element defragmentation Currently during the multi-link element defragmentation process, the multi-link element length added to the …
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High 7.8
net: wwan: t7xx: Fix FSM command timeout issue
In the Linux kernel, the following vulnerability has been resolved: net: wwan: t7xx: Fix FSM command timeout issue When driver processes the internal state change command, it use an asynchronous thread to process the command operation. If the main thread dete…
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High 7.8
block: avoid to reuse `hctx` not removed from cpuhp callback list
In the Linux kernel, the following vulnerability has been resolved: block: avoid to reuse `hctx` not removed from cpuhp callback list If the 'hctx' isn't removed from cpuhp callback list, we can't reuse it, otherwise use-after-free may be triggered.
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High 7.8
bpf: Prevent tailcall infinite loop caused by freplace
In the Linux kernel, the following vulnerability has been resolved: bpf: Prevent tailcall infinite loop caused by freplace There is a potential infinite loop issue that can occur when using a combination of tail calls and freplace. In an upcoming selftest, th…
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High 7.8
drm/xe/tracing: Fix a potential TP_printk UAF
In the Linux kernel, the following vulnerability has been resolved: drm/xe/tracing: Fix a potential TP_printk UAF The commit afd2627f727b ("tracing: Check "%s" dereference via the field and not the TP_printk format") exposes potential UAFs in the xe_bo_move t…
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High 7.8
spi: mpc52xx: Add cancel_work_sync before module remove
In the Linux kernel, the following vulnerability has been resolved: spi: mpc52xx: Add cancel_work_sync before module remove If we remove the module which will call mpc52xx_spi_remove it will free 'ms' through spi_unregister_controller. while the work ms->work…
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High 7.8
mm: use aligned address in copy_user_gigantic_page()
In the Linux kernel, the following vulnerability has been resolved: mm: use aligned address in copy_user_gigantic_page() In current kernel, hugetlb_wp() calls copy_user_large_folio() with the fault address. Where the fault address may be not aligned with the …
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High 7.8
mm: use aligned address in clear_gigantic_page()
In the Linux kernel, the following vulnerability has been resolved: mm: use aligned address in clear_gigantic_page() In current kernel, hugetlb_no_page() calls folio_zero_user() with the fault address. Where the fault address may be not aligned with the huge …
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High 7.8
drm/msm/gem: prevent integer overflow in msm_ioctl_gem_submit()
In the Linux kernel, the following vulnerability has been resolved: drm/msm/gem: prevent integer overflow in msm_ioctl_gem_submit() The "submit->cmd[i].size" and "submit->cmd[i].offset" variables are u32 values that come from the user via the submit_lookup_cm…
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High 7.8
hv_sock: Initializing vsk->trans to NULL to prevent a dangling pointer
In the Linux kernel, the following vulnerability has been resolved: hv_sock: Initializing vsk->trans to NULL to prevent a dangling pointer When hvs is released, there is a possibility that vsk->trans may not be initialized to NULL, which could lead to a dangl…
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High 7.8
netfilter: ipset: add missing range check in bitmap_ip_uadt
In the Linux kernel, the following vulnerability has been resolved: netfilter: ipset: add missing range check in bitmap_ip_uadt When tb[IPSET_ATTR_IP_TO] is not present but tb[IPSET_ATTR_CIDR] exists, the values of ip and ip_to are slightly swapped. Therefore…
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High 7.8
fsnotify: Fix ordering of iput() and watched_objects decrement
In the Linux kernel, the following vulnerability has been resolved: fsnotify: Fix ordering of iput() and watched_objects decrement Ensure the superblock is kept alive until we're done with iput(). Holding a reference to an inode is not allowed unless we ensur…
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High 7.8
exfat: fix out-of-bounds access of directory entries
In the Linux kernel, the following vulnerability has been resolved: exfat: fix out-of-bounds access of directory entries In the case of the directory size is greater than or equal to the cluster size, if start_clu becomes an EOF cluster(an invalid cluster) du…
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High 7.8
comedi: Flush partial mappings in error case
In the Linux kernel, the following vulnerability has been resolved: comedi: Flush partial mappings in error case If some remap_pfn_range() calls succeeded before one failed, we still have buffer pages mapped into the userspace page tables when we drop the buf…
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High 7.8
wifi: ath9k: add range check for conn_rsp_epid in htc_connect_service()
In the Linux kernel, the following vulnerability has been resolved: wifi: ath9k: add range check for conn_rsp_epid in htc_connect_service() I found the following bug in my fuzzer: UBSAN: array-index-out-of-bounds in drivers/net/wireless/ath/ath9k/htc_hst.c:26…
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High 7.8
net: sched: fix ordering of qlen adjustment
In the Linux kernel, the following vulnerability has been resolved: net: sched: fix ordering of qlen adjustment Changes to sch->q.qlen around qdisc_tree_reduce_backlog() need to happen _before_ a call to said function because otherwise it may fail to notify p…
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High 7.8
block, bfq: fix bfqq uaf in bfq_limit_depth()
In the Linux kernel, the following vulnerability has been resolved: block, bfq: fix bfqq uaf in bfq_limit_depth() Set new allocated bfqq to bic or remove freed bfqq from bic are both protected by bfqd->lock, however bfq_limit_depth() is deferencing bfqq from …
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High 7.8
sunrpc: fix one UAF issue caused by sunrpc kernel tcp socket
In the Linux kernel, the following vulnerability has been resolved: sunrpc: fix one UAF issue caused by sunrpc kernel tcp socket BUG: KASAN: slab-use-after-free in tcp_write_timer_handler+0x156/0x3e0 Read of size 1 at addr ffff888111f322cd by task swapper/0/0…
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High 7.8
block: fix uaf for flush rq while iterating tags
In the Linux kernel, the following vulnerability has been resolved: block: fix uaf for flush rq while iterating tags blk_mq_clear_flush_rq_mapping() is not called during scsi probe, by checking blk_queue_init_done(). However, QUEUE_FLAG_INIT_DONE is cleared i…
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High 7.8
ubifs: authentication: Fix use-after-free in ubifs_tnc_end_commit
In the Linux kernel, the following vulnerability has been resolved: ubifs: authentication: Fix use-after-free in ubifs_tnc_end_commit After an insertion in TNC, the tree might split and cause a node to change its `znode->parent`. A further deletion of other n…
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High 7.8
NFSv4.0: Fix a use-after-free problem in the asynchronous open()
In the Linux kernel, the following vulnerability has been resolved: NFSv4.0: Fix a use-after-free problem in the asynchronous open() Yang Erkun reports that when two threads are opening files at the same time, and are forced to abort before a reply is seen, t…
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High 7.8
SUNRPC: make sure cache entry active before cache_show
In the Linux kernel, the following vulnerability has been resolved: SUNRPC: make sure cache entry active before cache_show The function `c_show` was called with protection from RCU. This only ensures that `cp` will not be freed. Therefore, the reference count…
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High 7.8
Revert "block, bfq: merge bfq_release_process_ref() into bfq_put_cooperator()"
In the Linux kernel, the following vulnerability has been resolved: Revert "block, bfq: merge bfq_release_process_ref() into bfq_put_cooperator()" This reverts commit bc3b1e9e7c50e1de0f573eea3871db61dd4787de. The bic is associated with sync_bfqq, and bfq_rele…
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High 7.8
wifi: ath12k: fix crash when unbinding
In the Linux kernel, the following vulnerability has been resolved: wifi: ath12k: fix crash when unbinding If there is an error during some initialization related to firmware, the function ath12k_dp_cc_cleanup is called to release resources. However this is r…
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High 7.8
wifi: ath12k: fix warning when unbinding
In the Linux kernel, the following vulnerability has been resolved: wifi: ath12k: fix warning when unbinding If there is an error during some initialization related to firmware, the buffers dp->tx_ring[i].tx_status are released. However this is released again…
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High 7.8
clk: clk-loongson2: Fix potential buffer overflow in flexible-array member access
In the Linux kernel, the following vulnerability has been resolved: clk: clk-loongson2: Fix potential buffer overflow in flexible-array member access Flexible-array member `hws` in `struct clk_hw_onecell_data` is annotated with the `counted_by()` attribute. T…
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High 7.8
clk: clk-loongson2: Fix memory corruption bug in struct loongson2_clk_provider
In the Linux kernel, the following vulnerability has been resolved: clk: clk-loongson2: Fix memory corruption bug in struct loongson2_clk_provider Some heap space is allocated for the flexible structure `struct clk_hw_onecell_data` and its flexible-array memb…
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High 7.8
PCI: Fix use-after-free of slot->bus on hot remove
In the Linux kernel, the following vulnerability has been resolved: PCI: Fix use-after-free of slot->bus on hot remove Dennis reports a boot crash on recent Lenovo laptops with a USB4 dock. Since commit 0fc70886569c ("thunderbolt: Reset USB4 v2 host router") …
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High 7.8
xen: Fix the issue of resource not being properly released in xenbus_dev_probe()
In the Linux kernel, the following vulnerability has been resolved: xen: Fix the issue of resource not being properly released in xenbus_dev_probe() This patch fixes an issue in the function xenbus_dev_probe(). In the xenbus_dev_probe() function, within the i…
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High 7.8
Bluetooth: MGMT: Fix possible deadlocks
In the Linux kernel, the following vulnerability has been resolved: Bluetooth: MGMT: Fix possible deadlocks This fixes possible deadlocks like the following caused by hci_cmd_sync_dequeue causing the destroy function to run: INFO: task kworker/u19:0:143 block…
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High 7.8
Bluetooth: MGMT: Fix slab-use-after-free Read in set_powered_sync
In the Linux kernel, the following vulnerability has been resolved: Bluetooth: MGMT: Fix slab-use-after-free Read in set_powered_sync This fixes the following crash: ================================================================== BUG: KASAN: slab-use-after…
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High 7.8
net: usb: lan78xx: Fix double free issue with interrupt buffer allocation
In the Linux kernel, the following vulnerability has been resolved: net: usb: lan78xx: Fix double free issue with interrupt buffer allocation In lan78xx_probe(), the buffer `buf` was being freed twice: once implicitly through `usb_free_urb(dev->urb_intr)` wit…
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High 7.8
vfio/pci: Properly hide first-in-list PCIe extended capability
In the Linux kernel, the following vulnerability has been resolved: vfio/pci: Properly hide first-in-list PCIe extended capability There are cases where a PCIe extended capability should be hidden from the user. For example, an unknown capability (i.e., capab…
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High 7.8
nfsd: release svc_expkey/svc_export with rcu_work
In the Linux kernel, the following vulnerability has been resolved: nfsd: release svc_expkey/svc_export with rcu_work The last reference for `cache_head` can be reduced to zero in `c_show` and `e_show`(using `rcu_read_lock` and `rcu_read_unlock`). Consequentl…
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High 7.8
f2fs: fix race in concurrent f2fs_stop_gc_thread
In the Linux kernel, the following vulnerability has been resolved: f2fs: fix race in concurrent f2fs_stop_gc_thread In my test case, concurrent calls to f2fs shutdown report the following stack trace: Oops: general protection fault, probably for non-canonica…
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High 7.8
f2fs: fix to account dirty data in __get_secs_required()
In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to account dirty data in __get_secs_required() It will trigger system panic w/ testcase in [1]: ------------[ cut here ]------------ kernel BUG at fs/f2fs/segment.c:2752! RIP: 0010:…
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High 7.8
scsi: bfa: Fix use-after-free in bfad_im_module_exit()
In the Linux kernel, the following vulnerability has been resolved: scsi: bfa: Fix use-after-free in bfad_im_module_exit() BUG: KASAN: slab-use-after-free in __lock_acquire+0x2aca/0x3a20 Read of size 8 at addr ffff8881082d80c8 by task modprobe/25303 Call Trac…
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High 7.8
riscv: kvm: Fix out-of-bounds array access
In the Linux kernel, the following vulnerability has been resolved: riscv: kvm: Fix out-of-bounds array access In kvm_riscv_vcpu_sbi_init() the entry->ext_idx can contain an out-of-bound index. This is used as a special marker for the base extensions, that ca…
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High 7.8
iommu/s390: Implement blocking domain
In the Linux kernel, the following vulnerability has been resolved: iommu/s390: Implement blocking domain This fixes a crash when surprise hot-unplugging a PCI device. This crash happens because during hot-unplug __iommu_group_set_domain_nofail() attaching th…
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High 7.8
ALSA: 6fire: Release resources at card release
In the Linux kernel, the following vulnerability has been resolved: ALSA: 6fire: Release resources at card release The current 6fire code tries to release the resources right after the call of usb6fire_chip_abort(). But at this moment, the card object might b…
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High 7.8
NFS: Fix potential buffer overflowin nfs_sysfs_link_rpc_client()
In the Linux kernel, the following vulnerability has been resolved: NFS: Fix potential buffer overflowin nfs_sysfs_link_rpc_client() name is char[64] where the size of clnt->cl_program->name remains unknown. Invoking strcat() directly will also lead to potent…
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High 7.8
scsi: ufs: bsg: Set bsg_queue to NULL after removal
In the Linux kernel, the following vulnerability has been resolved: scsi: ufs: bsg: Set bsg_queue to NULL after removal Currently, this does not cause any issues, but I believe it is necessary to set bsg_queue to NULL after removing it to prevent potential us…
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High 7.8
ALSA: caiaq: Use snd_card_free_when_closed() at disconnection
In the Linux kernel, the following vulnerability has been resolved: ALSA: caiaq: Use snd_card_free_when_closed() at disconnection The USB disconnect callback is supposed to be short and not too-long waiting. OTOH, the current code uses snd_card_free() at disc…
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High 7.8
drm: zynqmp_kms: Unplug DRM device before removal
In the Linux kernel, the following vulnerability has been resolved: drm: zynqmp_kms: Unplug DRM device before removal Prevent userspace accesses to the DRM device from causing use-after-frees by unplugging the device before we remove it. This causes any furth…
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High 7.8
accel/ivpu: Prevent recovery invocation during probe and resume
In the Linux kernel, the following vulnerability has been resolved: accel/ivpu: Prevent recovery invocation during probe and resume Refactor IPC send and receive functions to allow correct handling of operations that should not trigger a recovery process. Exp…
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High 7.8
wifi: ath12k: fix use-after-free in ath12k_dp_cc_cleanup()
In the Linux kernel, the following vulnerability has been resolved: wifi: ath12k: fix use-after-free in ath12k_dp_cc_cleanup() During ath12k module removal, in ath12k_core_deinit(), ath12k_mac_destroy() un-registers ah->hw from mac80211 and frees the ah->hw a…
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High 7.8
cachefiles: Fix NULL pointer dereference in object->file
In the Linux kernel, the following vulnerability has been resolved: cachefiles: Fix NULL pointer dereference in object->file At present, the object->file has the NULL pointer dereference problem in ondemand-mode. The root cause is that the allocated fd and ob…
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High 7.8
drm/amdgpu: fix usage slab after free
In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: fix usage slab after free [ +0.000021] BUG: KASAN: slab-use-after-free in drm_sched_entity_flush+0x6cb/0x7a0 [gpu_sched] [ +0.000027] Read of size 8 at addr ffff8881b8605f88 by ta…
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High 7.8
drm/xe/guc_submit: fix race around suspend_pending
In the Linux kernel, the following vulnerability has been resolved: drm/xe/guc_submit: fix race around suspend_pending Currently in some testcases we can trigger: xe 0000:03:00.0: [drm] Assertion `exec_queue_destroyed(q)` failed! .... WARNING: CPU: 18 PID: 26…
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High 7.8
binder: fix freeze UAF in binder_release_work()
In the Linux kernel, the following vulnerability has been resolved: binder: fix freeze UAF in binder_release_work() When a binder reference is cleaned up, any freeze work queued in the associated process should also be removed. Otherwise, the reference is fre…
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High 7.8
binder: fix OOB in binder_add_freeze_work()
In the Linux kernel, the following vulnerability has been resolved: binder: fix OOB in binder_add_freeze_work() In binder_add_freeze_work() we iterate over the proc->nodes with the proc->inner_lock held. However, this lock is temporarily dropped to acquire th…
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High 7.8
binder: fix node UAF in binder_add_freeze_work()
In the Linux kernel, the following vulnerability has been resolved: binder: fix node UAF in binder_add_freeze_work() In binder_add_freeze_work() we iterate over the proc->nodes with the proc->inner_lock held. However, this lock is temporarily dropped in order…
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High 7.8
iio: adc: ad7923: Fix buffer overflow for tx_buf and ring_xfer
In the Linux kernel, the following vulnerability has been resolved: iio: adc: ad7923: Fix buffer overflow for tx_buf and ring_xfer The AD7923 was updated to support devices with 8 channels, but the size of tx_buf and ring_xfer was not increased accordingly, l…
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High 7.8
nfsd: make sure exp active before svc_export_show
In the Linux kernel, the following vulnerability has been resolved: nfsd: make sure exp active before svc_export_show The function `e_show` was called with protection from RCU. This only ensures that `exp` will not be freed. Therefore, the reference count for…
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High 7.8
PCI: endpoint: Fix PCI domain ID release in pci_epc_destroy()
In the Linux kernel, the following vulnerability has been resolved: PCI: endpoint: Fix PCI domain ID release in pci_epc_destroy() pci_epc_destroy() invokes pci_bus_release_domain_nr() to release the PCI domain ID, but there are two issues: - 'epc->dev' is pas…
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High 7.8
ceph: fix cred leak in ceph_mds_check_access()
In the Linux kernel, the following vulnerability has been resolved: ceph: fix cred leak in ceph_mds_check_access() get_current_cred() increments the reference counter, but the put_cred() call was missing.
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High 7.8
media: i2c: tc358743: Fix crash in the probe error path when using polling
In the Linux kernel, the following vulnerability has been resolved: media: i2c: tc358743: Fix crash in the probe error path when using polling If an error occurs in the probe() function, we should remove the polling timer that was alarmed earlier, otherwise t…
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High 7.8
btrfs: fix use-after-free in btrfs_encoded_read_endio()
In the Linux kernel, the following vulnerability has been resolved: btrfs: fix use-after-free in btrfs_encoded_read_endio() Shinichiro reported the following use-after free that sometimes is happening in our CI system when running fstests' btrfs/284 on a TCMU…
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High 7.8
jfs: add a check to prevent array-index-out-of-bounds in dbAdjTree
In the Linux kernel, the following vulnerability has been resolved: jfs: add a check to prevent array-index-out-of-bounds in dbAdjTree When the value of lp is 0 at the beginning of the for loop, it will become negative in the next assignment and we should bai…
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High 7.8
jfs: fix array-index-out-of-bounds in jfs_readdir
In the Linux kernel, the following vulnerability has been resolved: jfs: fix array-index-out-of-bounds in jfs_readdir The stbl might contain some invalid values. Added a check to return error code in that case.
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High 7.8
jfs: fix shift-out-of-bounds in dbSplit
In the Linux kernel, the following vulnerability has been resolved: jfs: fix shift-out-of-bounds in dbSplit When dmt_budmin is less than zero, it causes errors in the later stages. Added a check to return an error beforehand in dbAllocCtl itself.
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High 7.8
net: inet6: do not leave a dangling sk pointer in inet6_create()
In the Linux kernel, the following vulnerability has been resolved: net: inet6: do not leave a dangling sk pointer in inet6_create() sock_init_data() attaches the allocated sk pointer to the provided sock object. If inet6_create() fails later, the sk object i…
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High 7.8
net: inet: do not leave a dangling sk pointer in inet_create()
In the Linux kernel, the following vulnerability has been resolved: net: inet: do not leave a dangling sk pointer in inet_create() sock_init_data() attaches the allocated sk object to the provided sock object. If inet_create() fails later, the sk object is fr…
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High 7.8
net: af_can: do not leave a dangling sk pointer in can_create()
In the Linux kernel, the following vulnerability has been resolved: net: af_can: do not leave a dangling sk pointer in can_create() On error can_create() frees the allocated sk object, but sock_init_data() has already attached it to the provided sock object. …
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High 7.8
Bluetooth: RFCOMM: avoid leaving dangling sk pointer in rfcomm_sock_alloc()
In the Linux kernel, the following vulnerability has been resolved: Bluetooth: RFCOMM: avoid leaving dangling sk pointer in rfcomm_sock_alloc() bt_sock_alloc() attaches allocated sk object to the provided sock object. If rfcomm_dlc_alloc() fails, we release t…
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High 7.8
Bluetooth: L2CAP: do not leave dangling sk pointer on error in l2cap_sock_create()
In the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: do not leave dangling sk pointer on error in l2cap_sock_create() bt_sock_alloc() allocates the sk object and attaches it to the provided sock object. On error l2cap_sock_all…
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High 7.8
af_packet: avoid erroring out after sock_init_data() in packet_create()
In the Linux kernel, the following vulnerability has been resolved: af_packet: avoid erroring out after sock_init_data() in packet_create() After sock_init_data() the allocated sk object is attached to the provided sock object. On error, packet_create() frees…
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High 7.8
drm/amd/display: Fix out-of-bounds access in 'dcn21_link_encoder_create'
In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Fix out-of-bounds access in 'dcn21_link_encoder_create' An issue was identified in the dcn21_link_encoder_create function where an out-of-bounds access could occur when the h…
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High 7.8
xsk: fix OOB map writes when deleting elements
In the Linux kernel, the following vulnerability has been resolved: xsk: fix OOB map writes when deleting elements Jordy says: " In the xsk_map_delete_elem function an unsigned integer (map->max_entries) is compared with a user-controlled signed integer (k). …
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High 7.8
bpf: fix OOB devmap writes when deleting elements
In the Linux kernel, the following vulnerability has been resolved: bpf: fix OOB devmap writes when deleting elements Jordy reported issue against XSKMAP which also applies to DEVMAP - the index used for accessing map entry, due to being a signed integer, cau…
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High 7.8
nilfs2: fix potential out-of-bounds memory access in nilfs_find_entry()
In the Linux kernel, the following vulnerability has been resolved: nilfs2: fix potential out-of-bounds memory access in nilfs_find_entry() Syzbot reported that when searching for records in a directory where the inode's i_size is corrupted and has a large va…
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High 7.8
scsi: qla2xxx: Fix use after free on unload
In the Linux kernel, the following vulnerability has been resolved: scsi: qla2xxx: Fix use after free on unload System crash is observed with stack trace warning of use after free. There are 2 signals to tell dpc_thread to terminate (UNLOADING flag and kthrea…
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High 7.8
iommufd: Fix out_fput in iommufd_fault_alloc()
In the Linux kernel, the following vulnerability has been resolved: iommufd: Fix out_fput in iommufd_fault_alloc() As fput() calls the file->f_op->release op, where fault obj and ictx are getting released, there is no need to release these two after fput() on…
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High 7.8
LoongArch: Add architecture specific huge_pte_clear()
In the Linux kernel, the following vulnerability has been resolved: LoongArch: Add architecture specific huge_pte_clear() When executing mm selftests run_vmtests.sh, there is such an error: BUG: Bad page state in process uffd-unit-tests pfn:00000 page: refcou…
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High 7.8
scsi: sg: Fix slab-use-after-free read in sg_release()
In the Linux kernel, the following vulnerability has been resolved: scsi: sg: Fix slab-use-after-free read in sg_release() Fix a use-after-free bug in sg_release(), detected by syzbot with KASAN: BUG: KASAN: slab-use-after-free in lock_release+0x151/0xa30 ker…
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High 7.8
net: avoid potential UAF in default_operstate()
In the Linux kernel, the following vulnerability has been resolved: net: avoid potential UAF in default_operstate() syzbot reported an UAF in default_operstate() [1] Issue is a race between device and netns dismantles. After calling __rtnl_unlock() from netde…
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High 7.8
tipc: Fix use-after-free of kernel socket in cleanup_bearer().
In the Linux kernel, the following vulnerability has been resolved: tipc: Fix use-after-free of kernel socket in cleanup_bearer(). syzkaller reported a use-after-free of UDP kernel socket in cleanup_bearer() without repro. [0][1] When bearer_disable() calls t…
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High 7.8
drm/xe/reg_sr: Remove register pool
In the Linux kernel, the following vulnerability has been resolved: drm/xe/reg_sr: Remove register pool That pool implementation doesn't really work: if the krealloc happens to move the memory and return another address, the entries in the xarray become inval…
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High 7.8
Bluetooth: hci_event: Fix using rcu_read_(un)lock while iterating
In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hci_event: Fix using rcu_read_(un)lock while iterating The usage of rcu_read_(un)lock while inside list_for_each_entry_rcu is not safe since for the most part entries fetched this …
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High 7.8
netfilter: nf_tables: do not defer rule destruction via call_rcu
In the Linux kernel, the following vulnerability has been resolved: netfilter: nf_tables: do not defer rule destruction via call_rcu nf_tables_chain_destroy can sleep, it can't be used from call_rcu callbacks. Moreover, nf_tables_rule_release() is only safe f…
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High 7.8
net: defer final 'struct net' free in netns dismantle
In the Linux kernel, the following vulnerability has been resolved: net: defer final 'struct net' free in netns dismantle Ilya reported a slab-use-after-free in dst_destroy [1] Issue is in xfrm6_net_init() and xfrm4_net_init() : They copy xfrm[46]_dst_ops_tem…
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High 7.8
acpi: nfit: vmalloc-out-of-bounds Read in acpi_nfit_ctl
In the Linux kernel, the following vulnerability has been resolved: acpi: nfit: vmalloc-out-of-bounds Read in acpi_nfit_ctl Fix an issue detected by syzbot with KASAN: BUG: KASAN: vmalloc-out-of-bounds in cmd_to_func drivers/acpi/nfit/ core.c:416 [inline] BUG…
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High 7.8
wifi: nl80211: fix NL80211_ATTR_MLO_LINK_ID off-by-one
In the Linux kernel, the following vulnerability has been resolved: wifi: nl80211: fix NL80211_ATTR_MLO_LINK_ID off-by-one Since the netlink attribute range validation provides inclusive checking, the *max* of attribute NL80211_ATTR_MLO_LINK_ID should be IEEE…
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High 7.8
bpf, sockmap: Fix race between element replace and close()
In the Linux kernel, the following vulnerability has been resolved: bpf, sockmap: Fix race between element replace and close() Element replace (with a socket different from the one stored) may race with socket's close() link popping & unlinking. __sock_map_de…
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High 7.8
blk-cgroup: Fix UAF in blkcg_unpin_online()
In the Linux kernel, the following vulnerability has been resolved: blk-cgroup: Fix UAF in blkcg_unpin_online() blkcg_unpin_online() walks up the blkcg hierarchy putting the online pin. To walk up, it uses blkcg_parent(blkcg) but it was calling that after blk…
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High 7.8
bpf: Fix UAF via mismatching bpf_prog/attachment RCU flavors
In the Linux kernel, the following vulnerability has been resolved: bpf: Fix UAF via mismatching bpf_prog/attachment RCU flavors Uprobes always use bpf_prog_run_array_uprobe() under tasks-trace-RCU protection. But it is possible to attach a non-sleepable BPF …
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High 7.8
powerpc/fadump: Move fadump_cma_init to setup_arch() after initmem_init()
In the Linux kernel, the following vulnerability has been resolved: powerpc/fadump: Move fadump_cma_init to setup_arch() after initmem_init() During early init CMA_MIN_ALIGNMENT_BYTES can be PAGE_SIZE, since pageblock_order is still zero and it gets initializ…
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High 7.8
powerpc/mm/fault: Fix kfence page fault reporting
In the Linux kernel, the following vulnerability has been resolved: powerpc/mm/fault: Fix kfence page fault reporting copy_from_kernel_nofault() can be called when doing read of /proc/kcore. /proc/kcore can have some unmapped kfence objects which when read vi…
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High 7.8
crypto: bcm - add error check in the ahash_hmac_init function
In the Linux kernel, the following vulnerability has been resolved: crypto: bcm - add error check in the ahash_hmac_init function The ahash_init functions may return fails. The ahash_hmac_init should not return ok when ahash_init returns error. For an example…
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High 7.8
f2fs: fix to do sanity check on node blkaddr in truncate_node()
In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to do sanity check on node blkaddr in truncate_node() syzbot reports a f2fs bug as below: ------------[ cut here ]------------ kernel BUG at fs/f2fs/segment.c:2534! RIP: 0010:f2fs_i…
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High 7.8
brd: defer automatic disk creation until module initialization succeeds
In the Linux kernel, the following vulnerability has been resolved: brd: defer automatic disk creation until module initialization succeeds My colleague Wupeng found the following problems during fault injection: BUG: unable to handle page fault for address: …
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High 7.8
drm/amdkfd: Use dynamic allocation for CU occupancy array in 'kfd_get_cu_occupancy()'
In the Linux kernel, the following vulnerability has been resolved: drm/amdkfd: Use dynamic allocation for CU occupancy array in 'kfd_get_cu_occupancy()' The `kfd_get_cu_occupancy` function previously declared a large `cu_occupancy` array as a local variable,…
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High 7.8
s390/cpum_sf: Fix and protect memory allocation of SDBs with mutex
In the Linux kernel, the following vulnerability has been resolved: s390/cpum_sf: Fix and protect memory allocation of SDBs with mutex Reservation of the PMU hardware is done at first event creation and is protected by a pair of mutex_lock() and mutex_unlock(…
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High 7.8
EDAC/igen6: Avoid segmentation fault on module unload
In the Linux kernel, the following vulnerability has been resolved: EDAC/igen6: Avoid segmentation fault on module unload The segmentation fault happens because: During modprobe: 1. In igen6_probe(), igen6_pvt will be allocated with kzalloc() 2. In igen6_regi…
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High 7.8
io_uring: check if iowq is killed before queuing
In the Linux kernel, the following vulnerability has been resolved: io_uring: check if iowq is killed before queuing task work can be executed after the task has gone through io_uring termination, whether it's the final task_work run or the fallback path. In …
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High 7.8
ionic: Fix netdev notifier unregister on failure
In the Linux kernel, the following vulnerability has been resolved: ionic: Fix netdev notifier unregister on failure If register_netdev() fails, then the driver leaks the netdev notifier. Fix this by calling ionic_lif_unregister() on register_netdev() failure…
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High 7.8
bpf, sockmap: Several fixes to bpf_msg_pop_data
In the Linux kernel, the following vulnerability has been resolved: bpf, sockmap: Several fixes to bpf_msg_pop_data Several fixes to bpf_msg_pop_data, 1. In sk_msg_shift_left, we should put_page 2. if (len == 0), return early is better 3. pop the entire sk_ms…
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High 7.8
nfs/localio: must clear res.replen in nfs_local_read_done
In the Linux kernel, the following vulnerability has been resolved: nfs/localio: must clear res.replen in nfs_local_read_done Otherwise memory corruption can occur due to NFSv3 LOCALIO reads leaving garbage in res.replen: - nfs3_read_done() copies that into s…
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High 7.8
Bluetooth: btusb: mediatek: add intf release flow when usb disconnect
In the Linux kernel, the following vulnerability has been resolved: Bluetooth: btusb: mediatek: add intf release flow when usb disconnect MediaTek claim an special usb intr interface for ISO data transmission. The interface need to be released before unregist…
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High 7.8
btrfs: fix use-after-free when COWing tree bock and tracing is enabled
In the Linux kernel, the following vulnerability has been resolved: btrfs: fix use-after-free when COWing tree bock and tracing is enabled When a COWing a tree block, at btrfs_cow_block(), and we have the tracepoint trace_btrfs_cow_block() enabled and preempt…
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High 7.8
ublk: detach gendisk from ublk device if add_disk() fails
In the Linux kernel, the following vulnerability has been resolved: ublk: detach gendisk from ublk device if add_disk() fails Inside ublk_abort_requests(), gendisk is grabbed for aborting all inflight requests. And ublk_abort_requests() is called when exiting…
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High 7.8
powerpc/pseries/vas: Add close() callback in vas_vm_ops struct
In the Linux kernel, the following vulnerability has been resolved: powerpc/pseries/vas: Add close() callback in vas_vm_ops struct The mapping VMA address is saved in VAS window struct when the paste address is mapped. This VMA address is used during migratio…
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High 7.8
kunit: string-stream: Fix a UAF bug in kunit_init_suite()
In the Linux kernel, the following vulnerability has been resolved: kunit: string-stream: Fix a UAF bug in kunit_init_suite() In kunit_debugfs_create_suite(), if alloc_string_stream() fails in the kunit_suite_for_each_test_case() loop, the "suite->log = strea…
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High 7.8
drm/amd/display: Fix handling of plane refcount
In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Fix handling of plane refcount [Why] The mechanism to backup and restore plane states doesn't maintain refcount, which can cause issues if the refcount of the plane changes i…
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High 7.8
drm/amd/display: Adding array index check to prevent memory corruption
In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Adding array index check to prevent memory corruption [Why & How] Array indices out of bound caused memory corruption. Adding checks to ensure that array index stays in bound.
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High 7.8
RDMA/rxe: Remove the direct link to net_device
In the Linux kernel, the following vulnerability has been resolved: RDMA/rxe: Remove the direct link to net_device The similar patch in siw is in the link: https://git.kernel.org/rdma/rdma/c/16b87037b48889 This problem also occurred in RXE. The following anal…
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High 7.8
drm/dp_mst: Ensure mst_primary pointer is valid in drm_dp_mst_handle_up_req()
In the Linux kernel, the following vulnerability has been resolved: drm/dp_mst: Ensure mst_primary pointer is valid in drm_dp_mst_handle_up_req() While receiving an MST up request message from one thread in drm_dp_mst_handle_up_req(), the MST topology could b…
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High 7.8
net/mlx5e: Skip restore TC rules for vport rep without loaded flag
In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Skip restore TC rules for vport rep without loaded flag During driver unload, unregister_netdev is called after unloading vport rep. So, the mlx5e_rep_priv is already freed while t…
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High 7.8
s390/cpum_sf: Handle CPU hotplug remove during sampling
In the Linux kernel, the following vulnerability has been resolved: s390/cpum_sf: Handle CPU hotplug remove during sampling CPU hotplug remove handling triggers the following function call sequence: CPUHP_AP_PERF_S390_SF_ONLINE --> s390_pmu_sf_offline_cpu() .…
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High 7.8
jffs2: Prevent rtime decompress memory corruption
In the Linux kernel, the following vulnerability has been resolved: jffs2: Prevent rtime decompress memory corruption The rtime decompression routine does not fully check bounds during the entirety of the decompression pass and can corrupt memory outside the …
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High 7.8
RDMA/siw: Remove direct link to net_device
In the Linux kernel, the following vulnerability has been resolved: RDMA/siw: Remove direct link to net_device Do not manage a per device direct link to net_device. Rely on associated ib_devices net_device management, not doubling the effort locally. A badly …
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High 7.8
block: RCU protect disk->conv_zones_bitmap
In the Linux kernel, the following vulnerability has been resolved: block: RCU protect disk->conv_zones_bitmap Ensure that a disk revalidation changing the conventional zones bitmap of a disk does not cause invalid memory references when using the disk_zone_i…
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High 7.8
mm: hugetlb: independent PMD page table shared count
In the Linux kernel, the following vulnerability has been resolved: mm: hugetlb: independent PMD page table shared count The folio refcount may be increased unexpectly through try_get_folio() by caller such as split_huge_pages. In huge_pmd_unshare(), we use r…
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High 7.8
drm: adv7511: Fix use-after-free in adv7533_attach_dsi()
In the Linux kernel, the following vulnerability has been resolved: drm: adv7511: Fix use-after-free in adv7533_attach_dsi() The host_node pointer was assigned and freed in adv7533_parse_dt(), and later, adv7533_attach_dsi() uses the same. Fix this use-after-…
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High 7.8
ocfs2: fix slab-use-after-free due to dangling pointer dqi_priv
In the Linux kernel, the following vulnerability has been resolved: ocfs2: fix slab-use-after-free due to dangling pointer dqi_priv When mounting ocfs2 and then remounting it as read-only, a slab-use-after-free occurs after the user uses a syscall to quota_ge…
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High 7.8
ALSA: seq: oss: Fix races at processing SysEx messages
In the Linux kernel, the following vulnerability has been resolved: ALSA: seq: oss: Fix races at processing SysEx messages OSS sequencer handles the SysEx messages split in 6 bytes packets, and ALSA sequencer OSS layer tries to combine those. It stores the da…
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High 7.8
btrfs: flush delalloc workers queue before stopping cleaner kthread during unmount
In the Linux kernel, the following vulnerability has been resolved: btrfs: flush delalloc workers queue before stopping cleaner kthread during unmount During the unmount path, at close_ctree(), we first stop the cleaner kthread, using kthread_stop() which fre…
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High 7.8
ila: serialize calls to nf_register_net_hooks()
In the Linux kernel, the following vulnerability has been resolved: ila: serialize calls to nf_register_net_hooks() syzbot found a race in ila_add_mapping() [1] commit 031ae72825ce ("ila: call nf_unregister_net_hooks() sooner") attempted to fix a similar issu…
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High 7.8
drm/amd/display: fix page fault due to max surface definition mismatch
In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: fix page fault due to max surface definition mismatch DC driver is using two different values to define the maximum number of surfaces: MAX_SURFACES and MAX_SURFACE_NUM. Cons…
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High 7.8
drm/amdgpu: Add a lock when accessing the buddy trim function
In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: Add a lock when accessing the buddy trim function When running YouTube videos and Steam games simultaneously, the tester found a system hang / race condition issue with the multi-…
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High 7.8
drm/mediatek: Set private->all_drm_private[i]->drm to NULL if mtk_drm_bind returns err
In the Linux kernel, the following vulnerability has been resolved: drm/mediatek: Set private->all_drm_private[i]->drm to NULL if mtk_drm_bind returns err The pointer need to be set to NULL, otherwise KASAN complains about use-after-free. Because in mtk_drm_b…
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High 7.8
dm array: fix releasing a faulty array block twice in dm_array_cursor_end
In the Linux kernel, the following vulnerability has been resolved: dm array: fix releasing a faulty array block twice in dm_array_cursor_end When dm_bm_read_lock() fails due to locking or checksum errors, it releases the faulty block implicitly while leaving…
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High 7.8
exfat: fix the new buffer was not zeroed before writing
In the Linux kernel, the following vulnerability has been resolved: exfat: fix the new buffer was not zeroed before writing Before writing, if a buffer_head marked as new, its data must be zeroed, otherwise uninitialized data in the page cache will be written…
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High 7.8
riscv: mm: Fix the out of bound issue of vmemmap address
In the Linux kernel, the following vulnerability has been resolved: riscv: mm: Fix the out of bound issue of vmemmap address In sparse vmemmap model, the virtual address of vmemmap is calculated as: ((struct page *)VMEMMAP_START - (phys_ram_base >> PAGE_SHIFT…
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High 7.8
hrtimers: Handle CPU state correctly on hotplug
In the Linux kernel, the following vulnerability has been resolved: hrtimers: Handle CPU state correctly on hotplug Consider a scenario where a CPU transitions from CPUHP_ONLINE to halfway through a CPU hotunplug down to CPUHP_HRTIMERS_PREPARE, and then back …
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High 7.8
btrfs: do proper folio cleanup when run_delalloc_nocow() failed
In the Linux kernel, the following vulnerability has been resolved: btrfs: do proper folio cleanup when run_delalloc_nocow() failed [BUG] With CONFIG_DEBUG_VM set, test case generic/476 has some chance to crash with the following VM_BUG_ON_FOLIO(): BTRFS erro…
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High 7.8
pps: Fix a use-after-free
In the Linux kernel, the following vulnerability has been resolved: pps: Fix a use-after-free On a board running ntpd and gpsd, I'm seeing a consistent use-after-free in sys_exit() from gpsd when rebooting: pps pps1: removed ------------[ cut here ]----------…
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High 7.8
xfrm: state: fix out-of-bounds read during lookup
In the Linux kernel, the following vulnerability has been resolved: xfrm: state: fix out-of-bounds read during lookup lookup and resize can run in parallel. The xfrm_state_hash_generation seqlock ensures a retry, but the hash functions can observe a hmask val…
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High 7.8
i3c: dw: Fix use-after-free in dw_i3c_master driver due to race condition
In the Linux kernel, the following vulnerability has been resolved: i3c: dw: Fix use-after-free in dw_i3c_master driver due to race condition In dw_i3c_common_probe, &master->hj_work is bound with dw_i3c_hj_work. And dw_i3c_master_irq_handler can call dw_i3c_…
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High 7.8
wifi: mt76: mt7925: fix off by one in mt7925_load_clc()
In the Linux kernel, the following vulnerability has been resolved: wifi: mt76: mt7925: fix off by one in mt7925_load_clc() This comparison should be >= instead of > to prevent an out of bounds read and write.
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High 7.8
net_sched: sch_sfq: don't allow 1 packet limit
In the Linux kernel, the following vulnerability has been resolved: net_sched: sch_sfq: don't allow 1 packet limit The current implementation does not work correctly with a limit of 1. iproute2 actually checks for this and this patch adds the check in kernel …
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High 7.8
media: uvcvideo: Remove dangling pointers
In the Linux kernel, the following vulnerability has been resolved: media: uvcvideo: Remove dangling pointers When an async control is written, we copy a pointer to the file handle that started the operation. That pointer will be used when the device is done.…
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High 7.8
media: i2c: ds90ub9x3: Fix extra fwnode_handle_put()
In the Linux kernel, the following vulnerability has been resolved: media: i2c: ds90ub9x3: Fix extra fwnode_handle_put() The ub913 and ub953 drivers call fwnode_handle_put(priv->sd.fwnode) as part of their remove process, and if the driver is removed multiple…
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High 7.8
media: intel/ipu6: remove cpu latency qos request on error
In the Linux kernel, the following vulnerability has been resolved: media: intel/ipu6: remove cpu latency qos request on error Fix cpu latency qos list corruption like below. It happens when we do not remove cpu latency request on error path and free correspo…
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High 7.8
KEYS: trusted: dcp: fix improper sg use with CONFIG_VMAP_STACK=y
In the Linux kernel, the following vulnerability has been resolved: KEYS: trusted: dcp: fix improper sg use with CONFIG_VMAP_STACK=y With vmalloc stack addresses enabled (CONFIG_VMAP_STACK=y) DCP trusted keys can crash during en- and decryption of the blob en…
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High 7.8
binfmt_flat: Fix integer overflow bug on 32 bit systems
In the Linux kernel, the following vulnerability has been resolved: binfmt_flat: Fix integer overflow bug on 32 bit systems Most of these sizes and counts are capped at 256MB so the math doesn't result in an integer overflow. The "relocs" count needs to be ch…
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High 7.8
Bluetooth: MGMT: Fix slab-use-after-free Read in mgmt_remove_adv_monitor_sync
In the Linux kernel, the following vulnerability has been resolved: Bluetooth: MGMT: Fix slab-use-after-free Read in mgmt_remove_adv_monitor_sync This fixes the following crash: ================================================================== BUG: KASAN: sl…
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High 7.8
nvkm/gsp: correctly advance the read pointer of GSP message queue
In the Linux kernel, the following vulnerability has been resolved: nvkm/gsp: correctly advance the read pointer of GSP message queue A GSP event message consists three parts: message header, RPC header, message body. GSP calculates the number of pages to wri…
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High 7.8
memory: tegra20-emc: fix an OF node reference bug in tegra_emc_find_node_by_ram_code()
In the Linux kernel, the following vulnerability has been resolved: memory: tegra20-emc: fix an OF node reference bug in tegra_emc_find_node_by_ram_code() As of_find_node_by_name() release the reference of the argument device node, tegra_emc_find_node_by_ram_…
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High 7.8
usb: gadget: f_tcm: Don't free command immediately
In the Linux kernel, the following vulnerability has been resolved: usb: gadget: f_tcm: Don't free command immediately Don't prematurely free the command. Wait for the status completion of the sense status. It can be freed then. Otherwise we will double-free …
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High 7.8
bpf: Reject struct_ops registration that uses module ptr and the module btf_id is missing
In the Linux kernel, the following vulnerability has been resolved: bpf: Reject struct_ops registration that uses module ptr and the module btf_id is missing There is a UAF report in the bpf_struct_ops when CONFIG_MODULES=n. In particular, the report is on tc…
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High 7.8
rtc: pcf85063: fix potential OOB write in PCF85063 NVMEM read
In the Linux kernel, the following vulnerability has been resolved: rtc: pcf85063: fix potential OOB write in PCF85063 NVMEM read The nvmem interface supports variable buffer sizes, while the regmap interface operates with fixed-size storage. If an nvmem clie…
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High 7.8
bpf: bpf_local_storage: Always use bpf_mem_alloc in PREEMPT_RT
In the Linux kernel, the following vulnerability has been resolved: bpf: bpf_local_storage: Always use bpf_mem_alloc in PREEMPT_RT In PREEMPT_RT, kmalloc(GFP_ATOMIC) is still not safe in non preemptible context. bpf_mem_alloc must be used in PREEMPT_RT. This …
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High 7.8
crypto: tegra - do not transfer req when tegra init fails
In the Linux kernel, the following vulnerability has been resolved: crypto: tegra - do not transfer req when tegra init fails The tegra_cmac_init or tegra_sha_init function may return an error when memory is exhausted. It should not transfer the request when …
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High 7.8
media: uvcvideo: Fix crash during unbind if gpio unit is in use
In the Linux kernel, the following vulnerability has been resolved: media: uvcvideo: Fix crash during unbind if gpio unit is in use We used the wrong device for the device managed functions. We used the usb device, when we should be using the interface device…
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High 7.8
KVM: Explicitly verify target vCPU is online in kvm_get_vcpu()
In the Linux kernel, the following vulnerability has been resolved: KVM: Explicitly verify target vCPU is online in kvm_get_vcpu() Explicitly verify the target vCPU is fully online _prior_ to clamping the index in kvm_get_vcpu(). If the index is "bad", the no…
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High 7.8
drm/v3d: Stop active perfmon if it is being destroyed
In the Linux kernel, the following vulnerability has been resolved: drm/v3d: Stop active perfmon if it is being destroyed If the active performance monitor (`v3d->active_perfmon`) is being destroyed, stop it first. Currently, the active perfmon is not stopped…
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High 7.8
btrfs: fix double accounting race when btrfs_run_delalloc_range() failed
In the Linux kernel, the following vulnerability has been resolved: btrfs: fix double accounting race when btrfs_run_delalloc_range() failed [BUG] When running btrfs with block size (4K) smaller than page size (64K, aarch64), there is a very high chance to cr…
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High 7.8
bpf: track changes_pkt_data property for global functions
In the Linux kernel, the following vulnerability has been resolved: bpf: track changes_pkt_data property for global functions When processing calls to certain helpers, verifier invalidates all packet pointers in a current state. For example, consider the foll…
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High 7.8
bpf: check changes_pkt_data property for extension programs
In the Linux kernel, the following vulnerability has been resolved: bpf: check changes_pkt_data property for extension programs When processing calls to global sub-programs, verifier decides whether to invalidate all packet pointers in current state depending…
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High 7.8
bpf: consider that tail calls invalidate packet pointers
In the Linux kernel, the following vulnerability has been resolved: bpf: consider that tail calls invalidate packet pointers Tail-called programs could execute any of the helpers that invalidate packet pointers. Hence, conservatively assume that each tail cal…
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High 7.8
block, bfq: fix waker_bfqq UAF after bfq_split_bfqq()
In the Linux kernel, the following vulnerability has been resolved: block, bfq: fix waker_bfqq UAF after bfq_split_bfqq() Our syzkaller report a following UAF for v6.6: BUG: KASAN: slab-use-after-free in bfq_init_rq+0x175d/0x17a0 block/bfq-iosched.c:6958 Read…
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High 7.8
ipvlan: Fix use-after-free in ipvlan_get_iflink().
In the Linux kernel, the following vulnerability has been resolved: ipvlan: Fix use-after-free in ipvlan_get_iflink(). syzbot presented an use-after-free report [0] regarding ipvlan and linkwatch. ipvlan does not hold a refcnt of the lower device unlike vlan …
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High 7.8
io_uring/eventfd: ensure io_eventfd_signal() defers another RCU period
In the Linux kernel, the following vulnerability has been resolved: io_uring/eventfd: ensure io_eventfd_signal() defers another RCU period io_eventfd_do_signal() is invoked from an RCU callback, but when dropping the reference to the io_ev_fd, it calls io_eve…
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High 7.8
gpio: virtuser: fix missing lookup table cleanups
In the Linux kernel, the following vulnerability has been resolved: gpio: virtuser: fix missing lookup table cleanups When a virtuser device is created via configfs and the probe fails due to an incorrect lookup table, the table is not removed. This prevents …
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High 7.8
dm thin: make get_first_thin use rcu-safe list first function
In the Linux kernel, the following vulnerability has been resolved: dm thin: make get_first_thin use rcu-safe list first function The documentation in rculist.h explains the absence of list_empty_rcu() and cautions programmers against relying on a list_empty(…
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High 7.8
vsock/virtio: discard packets if the transport changes
In the Linux kernel, the following vulnerability has been resolved: vsock/virtio: discard packets if the transport changes If the socket has been de-assigned or assigned to another transport, we must discard any packets received because they are not expected …
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High 7.8
zram: fix potential UAF of zram table
In the Linux kernel, the following vulnerability has been resolved: zram: fix potential UAF of zram table If zram_meta_alloc failed early, it frees allocated zram->table without setting it NULL. Which will potentially cause zram_meta_free to access the table …
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High 7.8
gtp: Destroy device along with udp socket's netns dismantle.
In the Linux kernel, the following vulnerability has been resolved: gtp: Destroy device along with udp socket's netns dismantle. gtp_newlink() links the device to a list in dev_net(dev) instead of src_net, where a udp tunnel socket is created. Even when src_n…
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High 7.8
pktgen: Avoid out-of-bounds access in get_imix_entries
In the Linux kernel, the following vulnerability has been resolved: pktgen: Avoid out-of-bounds access in get_imix_entries Passing a sufficient amount of imix entries leads to invalid access to the pkt_dev->imix_entries array because of the incorrect boundary…
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High 7.8
vfio/platform: check the bounds of read/write syscalls
In the Linux kernel, the following vulnerability has been resolved: vfio/platform: check the bounds of read/write syscalls count and offset are passed from user space and not checked, only offset is capped to 40 bits, which can be used to read/write out of bo…
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High 7.8CVE-2025-21692 Public exploit
net: sched: fix ets qdisc OOB Indexing
In the Linux kernel, the following vulnerability has been resolved: net: sched: fix ets qdisc OOB Indexing Haowei Yan <g1042620637@gmail.com> found that ets_class_from_arg() can index an Out-Of-Bound class in ets_class_from_arg() when passed clid of 0. The ov…
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High 7.8
mm: zswap: properly synchronize freeing resources during CPU hotunplug
In the Linux kernel, the following vulnerability has been resolved: mm: zswap: properly synchronize freeing resources during CPU hotunplug In zswap_compress() and zswap_decompress(), the per-CPU acomp_ctx of the current CPU at the beginning of the operation i…
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High 7.8
drm/v3d: Ensure job pointer is set to NULL after job completion
In the Linux kernel, the following vulnerability has been resolved: drm/v3d: Ensure job pointer is set to NULL after job completion After a job completes, the corresponding pointer in the device must be set to NULL. Failing to do so triggers a warning when un…
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High 7.8
gfs2: Truncate address space when flipping GFS2_DIF_JDATA flag
In the Linux kernel, the following vulnerability has been resolved: gfs2: Truncate address space when flipping GFS2_DIF_JDATA flag Truncate an inode's address space when flipping the GFS2_DIF_JDATA flag: depending on that flag, the pages in the address space …
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High 7.8
net: sched: Disallow replacing of child qdisc from one parent to another
In the Linux kernel, the following vulnerability has been resolved: net: sched: Disallow replacing of child qdisc from one parent to another Lion Ackermann was able to create a UAF which can be abused for privilege escalation with the following script Step 1.…
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High 7.8
net: avoid race between device unregistration and ethnl ops
In the Linux kernel, the following vulnerability has been resolved: net: avoid race between device unregistration and ethnl ops The following trace can be seen if a device is being unregistered while its number of channels are being modified. DEBUG_LOCKS_WARN…
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High 7.8
pfifo_tail_enqueue: Drop new packet when sch->limit == 0
In the Linux kernel, the following vulnerability has been resolved: pfifo_tail_enqueue: Drop new packet when sch->limit == 0 Expected behaviour: In case we reach scheduler's limit, pfifo_tail_enqueue() will drop a packet in scheduler's queue and decrease sche…
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High 7.8
netem: Update sch->q.qlen before qdisc_tree_reduce_backlog()
In the Linux kernel, the following vulnerability has been resolved: netem: Update sch->q.qlen before qdisc_tree_reduce_backlog() qdisc_tree_reduce_backlog() notifies parent qdisc only if child qdisc becomes empty, therefore we need to reduce the backlog of th…
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High 7.8
md/md-bitmap: Synchronize bitmap_get_stats() with bitmap lifetime
In the Linux kernel, the following vulnerability has been resolved: md/md-bitmap: Synchronize bitmap_get_stats() with bitmap lifetime After commit ec6bb299c7c3 ("md/md-bitmap: add 'sync_size' into struct md_bitmap_stats"), following panic is reported: Oops: g…
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High 7.8
RDMA/mlx5: Fix implicit ODP use after free
In the Linux kernel, the following vulnerability has been resolved: RDMA/mlx5: Fix implicit ODP use after free Prevent double queueing of implicit ODP mr destroy work by using __xa_cmpxchg() to make sure this is the only time we are destroying this specific m…
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High 7.8
net: davicom: fix UAF in dm9000_drv_remove
In the Linux kernel, the following vulnerability has been resolved: net: davicom: fix UAF in dm9000_drv_remove dm is netdev private data and it cannot be used after free_netdev() call. Using dm after free_netdev() can cause UAF bug. Fix it by moving free_netd…
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High 7.8
net: rose: fix timer races against user threads
In the Linux kernel, the following vulnerability has been resolved: net: rose: fix timer races against user threads Rose timers only acquire the socket spinlock, without checking if the socket is owned by one user thread. Add a check and rearm the timers if n…
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High 7.8
nilfs2: do not force clear folio if buffer is referenced
In the Linux kernel, the following vulnerability has been resolved: nilfs2: do not force clear folio if buffer is referenced Patch series "nilfs2: protect busy buffer heads from being force-cleared". This series fixes the buffer head state inconsistency issue…
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High 7.8
padata: avoid UAF for reorder_work
In the Linux kernel, the following vulnerability has been resolved: padata: avoid UAF for reorder_work Although the previous patch can avoid ps and ps UAF for _do_serial, it can not avoid potential UAF issue for reorder_work. This issue can happen just as bel…
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High 7.8
padata: fix UAF in padata_reorder
In the Linux kernel, the following vulnerability has been resolved: padata: fix UAF in padata_reorder A bug was found when run ltp test: BUG: KASAN: slab-use-after-free in padata_find_next+0x29/0x1a0 Read of size 4 at addr ffff88bbfe003524 by task kworker/u11…
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High 7.8
wifi: rtw89: fix race between cancel_hw_scan and hw_scan completion
In the Linux kernel, the following vulnerability has been resolved: wifi: rtw89: fix race between cancel_hw_scan and hw_scan completion The rtwdev->scanning flag isn't protected by mutex originally, so cancel_hw_scan can pass the condition, but suddenly hw_sc…
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High 7.8
wifi: rtw89: avoid to init mgnt_entry list twice when WoWLAN failed
In the Linux kernel, the following vulnerability has been resolved: wifi: rtw89: avoid to init mgnt_entry list twice when WoWLAN failed If WoWLAN failed in resume flow, the rtw89_ops_add_interface() triggered without removing the interface first. Then the mgn…
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High 7.8
nbd: don't allow reconnect after disconnect
In the Linux kernel, the following vulnerability has been resolved: nbd: don't allow reconnect after disconnect Following process can cause nbd_config UAF: 1) grab nbd_config temporarily; 2) nbd_genl_disconnect() flush all recv_work() and release the initial …
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High 7.8
misc: fastrpc: Fix copy buffer page size
In the Linux kernel, the following vulnerability has been resolved: misc: fastrpc: Fix copy buffer page size For non-registered buffer, fastrpc driver copies the buffer and pass it to the remote subsystem. There is a problem with current implementation of pag…
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High 7.8
ata: libata-sff: Ensure that we cannot write outside the allocated buffer
In the Linux kernel, the following vulnerability has been resolved: ata: libata-sff: Ensure that we cannot write outside the allocated buffer reveliofuzzing reported that a SCSI_IOCTL_SEND_COMMAND ioctl with out_len set to 0xd42, SCSI command set to ATA_16 PA…
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High 7.8
scsi: ufs: core: Fix use-after free in init error and remove paths
In the Linux kernel, the following vulnerability has been resolved: scsi: ufs: core: Fix use-after free in init error and remove paths devm_blk_crypto_profile_init() registers a cleanup handler to run when the associated (platform-) device is being released. …
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High 7.8
btrfs: fix use-after-free when attempting to join an aborted transaction
In the Linux kernel, the following vulnerability has been resolved: btrfs: fix use-after-free when attempting to join an aborted transaction When we are trying to join the current transaction and if it's aborted, we read its 'aborted' field after unlocking fs…
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High 7.8CVE-2025-21756 Public exploit
vsock: Keep the binding until socket destruction
In the Linux kernel, the following vulnerability has been resolved: vsock: Keep the binding until socket destruction Preserve sockets bindings; this includes both resulting from an explicit bind() and those implicitly bound through autobind during connect(). …
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High 7.8CVE-2025-21758 EPSS 17%
ipv6: mcast: add RCU protection to mld_newpack()
In the Linux kernel, the following vulnerability has been resolved: ipv6: mcast: add RCU protection to mld_newpack() mld_newpack() can be called without RTNL or RCU being held. Note that we no longer can use sock_alloc_send_skb() because ipv6.igmp_sk uses GFP…
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High 7.8
ipv6: mcast: extend RCU protection in igmp6_send()
In the Linux kernel, the following vulnerability has been resolved: ipv6: mcast: extend RCU protection in igmp6_send() igmp6_send() can be called without RTNL or RCU being held. Extend RCU protection so that we can safely fetch the net pointer and avoid a pot…
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High 7.8
openvswitch: use RCU protection in ovs_vport_cmd_fill_info()
In the Linux kernel, the following vulnerability has been resolved: openvswitch: use RCU protection in ovs_vport_cmd_fill_info() ovs_vport_cmd_fill_info() can be called without RTNL or RCU. Use RCU protection and dev_net_rcu() to avoid potential UAF.
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High 7.8
neighbour: use RCU protection in __neigh_notify()
In the Linux kernel, the following vulnerability has been resolved: neighbour: use RCU protection in __neigh_notify() __neigh_notify() can be called without RTNL or RCU protection. Use RCU protection to avoid potential UAF.
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High 7.8
ndisc: use RCU protection in ndisc_alloc_skb()
In the Linux kernel, the following vulnerability has been resolved: ndisc: use RCU protection in ndisc_alloc_skb() ndisc_alloc_skb() can be called without RTNL or RCU being held. Add RCU protection to avoid possible UAF.
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High 7.8
partitions: mac: fix handling of bogus partition table
In the Linux kernel, the following vulnerability has been resolved: partitions: mac: fix handling of bogus partition table Fix several issues in partition probing: - The bailout for a bad partoffset must use put_dev_sector(), since the preceding read_part_sec…
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High 7.8
tracing: Do not allow mmap() of persistent ring buffer
In the Linux kernel, the following vulnerability has been resolved: tracing: Do not allow mmap() of persistent ring buffer When trying to mmap a trace instance buffer that is attached to reserve_mem, it would crash: BUG: unable to handle page fault for addres…
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High 7.8
drm/amdgpu: avoid buffer overflow attach in smu_sys_set_pp_table()
In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: avoid buffer overflow attach in smu_sys_set_pp_table() It malicious user provides a small pptable through sysfs and then a bigger pptable, it may cause buffer overflow attack in f…
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High 7.8
arm64: cacheinfo: Avoid out-of-bounds write to cacheinfo array
In the Linux kernel, the following vulnerability has been resolved: arm64: cacheinfo: Avoid out-of-bounds write to cacheinfo array The loop that detects/populates cache information already has a bounds check on the array size but does not account for cache le…
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High 7.8
workqueue: Put the pwq after detaching the rescuer from the pool
In the Linux kernel, the following vulnerability has been resolved: workqueue: Put the pwq after detaching the rescuer from the pool The commit 68f83057b913("workqueue: Reap workers via kthread_stop() and remove detach_completion") adds code to reap the norma…
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High 7.8
vrf: use RCU protection in l3mdev_l3_out()
In the Linux kernel, the following vulnerability has been resolved: vrf: use RCU protection in l3mdev_l3_out() l3mdev_l3_out() can be called without RCU being held: raw_sendmsg() ip_push_pending_frames() ip_send_skb() ip_local_out() __ip_local_out() l3mdev_ip…
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High 7.8
ax25: Fix refcount leak caused by setting SO_BINDTODEVICE sockopt
In the Linux kernel, the following vulnerability has been resolved: ax25: Fix refcount leak caused by setting SO_BINDTODEVICE sockopt If an AX25 device is bound to a socket by setting the SO_BINDTODEVICE socket option, a refcount leak will occur in ax25_relea…
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High 7.8
net: ravb: Fix missing rtnl lock in suspend/resume path
In the Linux kernel, the following vulnerability has been resolved: net: ravb: Fix missing rtnl lock in suspend/resume path Fix the suspend/resume path by ensuring the rtnl lock is held where required. Calls to ravb_open, ravb_close and wol operations must be…
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High 7.8
net: xdp: Disallow attaching device-bound programs in generic mode
In the Linux kernel, the following vulnerability has been resolved: net: xdp: Disallow attaching device-bound programs in generic mode Device-bound programs are used to support RX metadata kfuncs. These kfuncs are driver-specific and rely on the driver contex…
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High 7.8
driver core: class: Fix wild pointer dereferences in API class_dev_iter_next()
In the Linux kernel, the following vulnerability has been resolved: driver core: class: Fix wild pointer dereferences in API class_dev_iter_next() There are a potential wild pointer dereferences issue regarding APIs class_dev_iter_(init|next|exit)(), as expla…
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High 7.8
nilfs2: protect access to buffers with no active references
In the Linux kernel, the following vulnerability has been resolved: nilfs2: protect access to buffers with no active references nilfs_lookup_dirty_data_buffers(), which iterates through the buffers attached to dirty data folios/pages, accesses the attached bu…
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High 7.8
ax25: rcu protect dev->ax25_ptr
In the Linux kernel, the following vulnerability has been resolved: ax25: rcu protect dev->ax25_ptr syzbot found a lockdep issue [1]. We should remove ax25 RTNL dependency in ax25_setsockopt() This should also fix a variety of possible UAF in ax25. [1] WARNIN…
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High 7.8
batman-adv: Drop unmanaged ELP metric worker
In the Linux kernel, the following vulnerability has been resolved: batman-adv: Drop unmanaged ELP metric worker The ELP worker needs to calculate new metric values for all neighbors "reachable" over an interface. Some of the used metric sources require locks…
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High 7.8
bpf: Cancel the running bpf_timer through kworker for PREEMPT_RT
In the Linux kernel, the following vulnerability has been resolved: bpf: Cancel the running bpf_timer through kworker for PREEMPT_RT During the update procedure, when overwrite element in a pre-allocated htab, the freeing of old_element is protected by the bu…
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High 7.8
netfilter: nf_tables: reject mismatching sum of field_len with set key length
In the Linux kernel, the following vulnerability has been resolved: netfilter: nf_tables: reject mismatching sum of field_len with set key length The field length description provides the length of each separated key field in the concatenation, each field get…
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High 7.8
Bluetooth: btusb: mediatek: Add locks for usb_driver_claim_interface()
In the Linux kernel, the following vulnerability has been resolved: Bluetooth: btusb: mediatek: Add locks for usb_driver_claim_interface() The documentation for usb_driver_claim_interface() says that "the device lock" is needed when the function is called fro…
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High 7.8
block: don't revert iter for -EIOCBQUEUED
In the Linux kernel, the following vulnerability has been resolved: block: don't revert iter for -EIOCBQUEUED blkdev_read_iter() has a few odd checks, like gating the position and count adjustment on whether or not the result is bigger-than-or-equal to zero (…
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High 7.8
io_uring/kbuf: reallocate buf lists on upgrade
In the Linux kernel, the following vulnerability has been resolved: io_uring/kbuf: reallocate buf lists on upgrade IORING_REGISTER_PBUF_RING can reuse an old struct io_buffer_list if it was created for legacy selected buffer and has been emptied. It violates …
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High 7.8
amdkfd: properly free gang_ctx_bo when failed to init user queue
In the Linux kernel, the following vulnerability has been resolved: amdkfd: properly free gang_ctx_bo when failed to init user queue The destructor of a gtt bo is declared as void amdgpu_amdkfd_free_gtt_mem(struct amdgpu_device *adev, void **mem_obj); Which t…
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High 7.8
bpf: Fix softlockup in arena_map_free on 64k page kernel
In the Linux kernel, the following vulnerability has been resolved: bpf: Fix softlockup in arena_map_free on 64k page kernel On an aarch64 kernel with CONFIG_PAGE_SIZE_64KB=y, arena_htab tests cause a segmentation fault and soft lockup. The same failure is no…
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High 7.8
s390/ism: add release function for struct device
In the Linux kernel, the following vulnerability has been resolved: s390/ism: add release function for struct device According to device_release() in /drivers/base/core.c, a device without a release function is a broken device and must be fixed. The current c…
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High 7.8
geneve: Fix use-after-free in geneve_find_dev().
In the Linux kernel, the following vulnerability has been resolved: geneve: Fix use-after-free in geneve_find_dev(). syzkaller reported a use-after-free in geneve_find_dev() [0] without repro. geneve_configure() links struct geneve_dev.next to net_generic(net…
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High 7.8
io_uring: prevent opcode speculation
In the Linux kernel, the following vulnerability has been resolved: io_uring: prevent opcode speculation sqe->opcode is used for different tables, make sure we santitise it against speculations.
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High 7.8
tcp: drop secpath at the same time as we currently drop dst
In the Linux kernel, the following vulnerability has been resolved: tcp: drop secpath at the same time as we currently drop dst Xiumei reported hitting the WARN in xfrm6_tunnel_net_exit while running tests that boil down to: - create a pair of netns - run a b…
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High 7.8
bpf, test_run: Fix use-after-free issue in eth_skb_pkt_type()
In the Linux kernel, the following vulnerability has been resolved: bpf, test_run: Fix use-after-free issue in eth_skb_pkt_type() KMSAN reported a use-after-free issue in eth_skb_pkt_type()[1]. The cause of the issue was that eth_skb_pkt_type() accessed skb's…
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High 7.8
ASoC: SOF: ipc4-topology: Harden loops for looking up ALH copiers
In the Linux kernel, the following vulnerability has been resolved: ASoC: SOF: ipc4-topology: Harden loops for looking up ALH copiers Other, non DAI copier widgets could have the same stream name (sname) as the ALH copier and in that case the copier->data is …
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High 7.8
mptcp: always handle address removal under msk socket lock
In the Linux kernel, the following vulnerability has been resolved: mptcp: always handle address removal under msk socket lock Syzkaller reported a lockdep splat in the PM control path: WARNING: CPU: 0 PID: 6693 at ./include/net/sock.h:1711 sock_owned_by_me i…
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High 7.8
ovl: fix UAF in ovl_dentry_update_reval by moving dput() in ovl_link_up
In the Linux kernel, the following vulnerability has been resolved: ovl: fix UAF in ovl_dentry_update_reval by moving dput() in ovl_link_up The issue was caused by dput(upper) being called before ovl_dentry_update_reval(), while upper->d_flags was still acces…
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High 7.8
perf/core: Add RCU read lock protection to perf_iterate_ctx()
In the Linux kernel, the following vulnerability has been resolved: perf/core: Add RCU read lock protection to perf_iterate_ctx() The perf_iterate_ctx() function performs RCU list traversal but currently lacks RCU read lock protection. This causes lockdep war…
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High 7.8
keys: Fix UAF in key_put()
In the Linux kernel, the following vulnerability has been resolved: keys: Fix UAF in key_put() Once a key's reference count has been reduced to 0, the garbage collector thread may destroy it at any time and so key_put() is not allowed to touch the key after t…
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High 7.8
tracing: Fix bad hist from corrupting named_triggers list
In the Linux kernel, the following vulnerability has been resolved: tracing: Fix bad hist from corrupting named_triggers list The following commands causes a crash: ~# cd /sys/kernel/tracing/events/rcu/rcu_callback ~# echo 'hist:name=bad:keys=common_pid:onmax…
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High 7.8
RDMA/bnxt_re: Add sanity checks on rdev validity
In the Linux kernel, the following vulnerability has been resolved: RDMA/bnxt_re: Add sanity checks on rdev validity There is a possibility that ulp_irq_stop and ulp_irq_start callbacks will be called when the device is in detached state. This can cause a cra…
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High 7.8
slimbus: messaging: Free transaction ID in delayed interrupt scenario
In the Linux kernel, the following vulnerability has been resolved: slimbus: messaging: Free transaction ID in delayed interrupt scenario In case of interrupt delay for any reason, slim_do_transfer() returns timeout error but the transaction ID (TID) is not f…
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High 7.8
sched/fair: Fix potential memory corruption in child_cfs_rq_on_list
In the Linux kernel, the following vulnerability has been resolved: sched/fair: Fix potential memory corruption in child_cfs_rq_on_list child_cfs_rq_on_list attempts to convert a 'prev' pointer to a cfs_rq. This 'prev' pointer can originate from struct rq's l…
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High 7.8
HID: hid-steam: Fix use-after-free when detaching device
In the Linux kernel, the following vulnerability has been resolved: HID: hid-steam: Fix use-after-free when detaching device When a hid-steam device is removed it must clean up the client_hdev used for intercepting hidraw access. This can lead to scheduling d…
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High 7.8
net: hns3: make sure ptp clock is unregister and freed if hclge_ptp_get_cycle returns an error
In the Linux kernel, the following vulnerability has been resolved: net: hns3: make sure ptp clock is unregister and freed if hclge_ptp_get_cycle returns an error During the initialization of ptp, hclge_ptp_get_cycle might return an error and returned directl…
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High 7.8
net: gso: fix ownership in __udp_gso_segment
In the Linux kernel, the following vulnerability has been resolved: net: gso: fix ownership in __udp_gso_segment In __udp_gso_segment the skb destructor is removed before segmenting the skb but the socket reference is kept as-is. This is an issue if the origi…
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High 7.8
HID: intel-ish-hid: Fix use-after-free issue in ishtp_hid_remove()
In the Linux kernel, the following vulnerability has been resolved: HID: intel-ish-hid: Fix use-after-free issue in ishtp_hid_remove() The system can experience a random crash a few minutes after the driver is removed. This issue occurs due to improper handli…
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High 7.8
HID: intel-ish-hid: Fix use-after-free issue in hid_ishtp_cl_remove()
In the Linux kernel, the following vulnerability has been resolved: HID: intel-ish-hid: Fix use-after-free issue in hid_ishtp_cl_remove() During the `rmmod` operation for the `intel_ishtp_hid` driver, a use-after-free issue can occur in the hid_ishtp_cl_remov…
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High 7.8
rapidio: fix an API misues when rio_add_net() fails
In the Linux kernel, the following vulnerability has been resolved: rapidio: fix an API misues when rio_add_net() fails rio_add_net() calls device_register() and fails when device_register() fails. Thus, put_device() should be used rather than kfree(). Add "m…
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High 7.8
Revert "openvswitch: switch to per-action label counting in conntrack"
In the Linux kernel, the following vulnerability has been resolved: Revert "openvswitch: switch to per-action label counting in conntrack" Currently, ovs_ct_set_labels() is only called for confirmed conntrack entries (ct) within ovs_ct_commit(). However, if t…
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High 7.8
sched_ext: Validate prev_cpu in scx_bpf_select_cpu_dfl()
In the Linux kernel, the following vulnerability has been resolved: sched_ext: Validate prev_cpu in scx_bpf_select_cpu_dfl() If a BPF scheduler provides an invalid CPU (outside the nr_cpu_ids range) as prev_cpu to scx_bpf_select_cpu_dfl() it can cause a kerne…
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High 7.8
dm-flakey: Fix memory corruption in optional corrupt_bio_byte feature
In the Linux kernel, the following vulnerability has been resolved: dm-flakey: Fix memory corruption in optional corrupt_bio_byte feature Fix memory corruption due to incorrect parameter being passed to bio_init
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High 7.8
drm/amd/display: Fix slab-use-after-free on hdcp_work
In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Fix slab-use-after-free on hdcp_work [Why] A slab-use-after-free is reported when HDCP is destroyed but the property_validate_dwork queue is still running. [How] Cancel the d…
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High 7.8
net/mlx5: Bridge, fix the crash caused by LAG state check
In the Linux kernel, the following vulnerability has been resolved: net/mlx5: Bridge, fix the crash caused by LAG state check When removing LAG device from bridge, NETDEV_CHANGEUPPER event is triggered. Driver finds the lower devices (PFs) to flush all the of…
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High 7.8
net_sched: Prevent creation of classes with TC_H_ROOT
In the Linux kernel, the following vulnerability has been resolved: net_sched: Prevent creation of classes with TC_H_ROOT The function qdisc_tree_reduce_backlog() uses TC_H_ROOT as a termination condition when traversing up the qdisc tree to update parent bac…
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High 7.8
fbdev: hyperv_fb: Allow graceful removal of framebuffer
In the Linux kernel, the following vulnerability has been resolved: fbdev: hyperv_fb: Allow graceful removal of framebuffer When a Hyper-V framebuffer device is unbind, hyperv_fb driver tries to release the framebuffer forcefully. If this framebuffer is in us…
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High 7.8
wifi: cfg80211: cancel wiphy_work before freeing wiphy
In the Linux kernel, the following vulnerability has been resolved: wifi: cfg80211: cancel wiphy_work before freeing wiphy A wiphy_work can be queued from the moment the wiphy is allocated and initialized (i.e. wiphy_new_nm). When a wiphy_work is queued, the …
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High 7.8
mm: fix kernel BUG when userfaultfd_move encounters swapcache
In the Linux kernel, the following vulnerability has been resolved: mm: fix kernel BUG when userfaultfd_move encounters swapcache userfaultfd_move() checks whether the PTE entry is present or a swap entry. - If the PTE entry is present, move_present_pte() han…
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High 7.8
drm/amd/display: Fix out-of-bound accesses
In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Fix out-of-bound accesses [WHAT & HOW] hpo_stream_to_link_encoder_mapping has size MAX_HPO_DP2_ENCODERS(=4), but location can have size up to 6. As a result, it is necessary …
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High 7.8
x86/microcode/AMD: Fix out-of-bounds on systems with CPU-less NUMA nodes
In the Linux kernel, the following vulnerability has been resolved: x86/microcode/AMD: Fix out-of-bounds on systems with CPU-less NUMA nodes Currently, load_microcode_amd() iterates over all NUMA nodes, retrieves their CPU masks and unconditionally accesses p…
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High 7.8
proc: fix UAF in proc_get_inode()
In the Linux kernel, the following vulnerability has been resolved: proc: fix UAF in proc_get_inode() Fix race between rmmod and /proc/XXX's inode instantiation. The bug is that pde->proc_ops don't belong to /proc, it belongs to a module, therefore dereferenc…
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High 7.8
accel/qaic: Fix integer overflow in qaic_validate_req()
In the Linux kernel, the following vulnerability has been resolved: accel/qaic: Fix integer overflow in qaic_validate_req() These are u64 variables that come from the user via qaic_attach_slice_bo_ioctl(). Use check_add_overflow() to ensure that the math does…
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High 7.8
mm/migrate: fix shmem xarray update during migration
In the Linux kernel, the following vulnerability has been resolved: mm/migrate: fix shmem xarray update during migration A shmem folio can be either in page cache or in swap cache, but not at the same time. Namely, once it is in swap cache, folio->mapping sho…
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High 7.8
memstick: rtsx_usb_ms: Fix slab-use-after-free in rtsx_usb_ms_drv_remove
In the Linux kernel, the following vulnerability has been resolved: memstick: rtsx_usb_ms: Fix slab-use-after-free in rtsx_usb_ms_drv_remove This fixes the following crash: ================================================================== BUG: KASAN: slab-us…
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High 7.8
usb: xhci: Apply the link chain quirk on NEC isoc endpoints
In the Linux kernel, the following vulnerability has been resolved: usb: xhci: Apply the link chain quirk on NEC isoc endpoints Two clearly different specimens of NEC uPD720200 (one with start/stop bug, one without) were seen to cause IOMMU faults after some …
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High 7.8
mm/gup: reject FOLL_SPLIT_PMD with hugetlb VMAs
In the Linux kernel, the following vulnerability has been resolved: mm/gup: reject FOLL_SPLIT_PMD with hugetlb VMAs Patch series "mm: fixes for device-exclusive entries (hmm)", v2. Discussing the PageTail() call in make_device_exclusive_range() with Willy, I …
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High 7.8
tracing: Fix use-after-free in print_graph_function_flags during tracer switching
In the Linux kernel, the following vulnerability has been resolved: tracing: Fix use-after-free in print_graph_function_flags during tracer switching Kairui reported a UAF issue in print_graph_function_flags() during ftrace stress testing [1]. This issue can …
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High 7.8
exfat: fix random stack corruption after get_block
In the Linux kernel, the following vulnerability has been resolved: exfat: fix random stack corruption after get_block When get_block is called with a buffer_head allocated on the stack, such as do_mpage_readpage, stack corruption due to buffer_head UAF may o…
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High 7.8
x86/mm: Fix flush_tlb_range() when used for zapping normal PMDs
In the Linux kernel, the following vulnerability has been resolved: x86/mm: Fix flush_tlb_range() when used for zapping normal PMDs On the following path, flush_tlb_range() can be used for zapping normal PMD entries (PMD entries that point to page tables) tog…
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High 7.8
x86/microcode/AMD: Fix __apply_microcode_amd()'s return value
In the Linux kernel, the following vulnerability has been resolved: x86/microcode/AMD: Fix __apply_microcode_amd()'s return value When verify_sha256_digest() fails, __apply_microcode_amd() should propagate the failure by returning false (and not -1 which is p…
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High 7.8
LoongArch: Increase ARCH_DMA_MINALIGN up to 16
In the Linux kernel, the following vulnerability has been resolved: LoongArch: Increase ARCH_DMA_MINALIGN up to 16 ARCH_DMA_MINALIGN is 1 by default, but some LoongArch-specific devices (such as APBDMA) require 16 bytes alignment. When the data buffer length …
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High 7.8
netfilter: nft_tunnel: fix geneve_opt type confusion addition
In the Linux kernel, the following vulnerability has been resolved: netfilter: nft_tunnel: fix geneve_opt type confusion addition When handling multiple NFTA_TUNNEL_KEY_OPTS_GENEVE attributes, the parsing logic should place every geneve_opt structure one by o…
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High 7.8
net: decrease cached dst counters in dst_release
In the Linux kernel, the following vulnerability has been resolved: net: decrease cached dst counters in dst_release Upstream fix ac888d58869b ("net: do not delay dst_entries_add() in dst_release()") moved decrementing the dst count from dst_destroy to dst_re…
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High 7.8
sctp: add mutual exclusion in proc_sctp_do_udp_port()
In the Linux kernel, the following vulnerability has been resolved: sctp: add mutual exclusion in proc_sctp_do_udp_port() We must serialize calls to sctp_udp_sock_stop() and sctp_udp_sock_start() or risk a crash as syzbot reported: Oops: general protection fa…
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High 7.8
spi: cadence: Fix out-of-bounds array access in cdns_mrvl_xspi_setup_clock()
In the Linux kernel, the following vulnerability has been resolved: spi: cadence: Fix out-of-bounds array access in cdns_mrvl_xspi_setup_clock() If requested_clk > 128, cdns_mrvl_xspi_setup_clock() iterates over the entire cdns_mrvl_xspi_clk_div_list array wi…
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High 7.8
ublk: make sure ubq->canceling is set when queue is frozen
In the Linux kernel, the following vulnerability has been resolved: ublk: make sure ubq->canceling is set when queue is frozen Now ublk driver depends on `ubq->canceling` for deciding if the request can be dispatched via uring_cmd & io_uring_cmd_complete_in_t…
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High 7.8
spufs: fix gang directory lifetimes
In the Linux kernel, the following vulnerability has been resolved: spufs: fix gang directory lifetimes prior to "[POWERPC] spufs: Fix gang destroy leaks" we used to have a problem with gang lifetimes - creation of a gang returns opened gang directory, which …
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High 7.8
ocfs2: validate l_tree_depth to avoid out-of-bounds access
In the Linux kernel, the following vulnerability has been resolved: ocfs2: validate l_tree_depth to avoid out-of-bounds access The l_tree_depth field is 16-bit (__le16), but the actual maximum depth is limited to OCFS2_MAX_PATH_DEPTH. Add a check to prevent o…
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High 7.8
fs/ntfs3: Fix a couple integer overflows on 32bit systems
In the Linux kernel, the following vulnerability has been resolved: fs/ntfs3: Fix a couple integer overflows on 32bit systems On 32bit systems the "off + sizeof(struct NTFS_DE)" addition can have an integer wrapping issue. Fix it by using size_add().
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High 7.8
vhost-scsi: Fix handling of multiple calls to vhost_scsi_set_endpoint
In the Linux kernel, the following vulnerability has been resolved: vhost-scsi: Fix handling of multiple calls to vhost_scsi_set_endpoint If vhost_scsi_set_endpoint is called multiple times without a vhost_scsi_clear_endpoint between them, we can hit multiple…
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High 7.8
RDMA/core: Fix use-after-free when rename device name
In the Linux kernel, the following vulnerability has been resolved: RDMA/core: Fix use-after-free when rename device name Syzbot reported a slab-use-after-free with the following call trace: ================================================================== B…
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High 7.8
bpf: Fix array bounds error with may_goto
In the Linux kernel, the following vulnerability has been resolved: bpf: Fix array bounds error with may_goto may_goto uses an additional 8 bytes on the stack, which causes the interpreters[] array to go out of bounds when calculating index by stack_size. 1. …
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High 7.8
RDMA/core: Don't expose hw_counters outside of init net namespace
In the Linux kernel, the following vulnerability has been resolved: RDMA/core: Don't expose hw_counters outside of init net namespace Commit 467f432a521a ("RDMA/core: Split port and device counter sysfs attributes") accidentally almost exposed hw counters to …
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High 7.8
drm/vkms: Fix use after free and double free on init error
In the Linux kernel, the following vulnerability has been resolved: drm/vkms: Fix use after free and double free on init error If the driver initialization fails, the vkms_exit() function might access an uninitialized or freed default_config pointer and it mi…
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High 7.8
Bluetooth: btnxpuart: Fix kernel panic during FW release
In the Linux kernel, the following vulnerability has been resolved: Bluetooth: btnxpuart: Fix kernel panic during FW release This fixes a kernel panic seen during release FW in a stress test scenario where WLAN and BT FW download occurs simultaneously, and du…
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High 7.8
KVM: x86: Acquire SRCU in KVM_GET_MP_STATE to protect guest memory accesses
In the Linux kernel, the following vulnerability has been resolved: KVM: x86: Acquire SRCU in KVM_GET_MP_STATE to protect guest memory accesses Acquire a lock on kvm->srcu when userspace is getting MP state to handle a rather extreme edge case where "acceptin…
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High 7.8
sctp: detect and prevent references to a freed transport in sendmsg
In the Linux kernel, the following vulnerability has been resolved: sctp: detect and prevent references to a freed transport in sendmsg sctp_sendmsg() re-uses associations and transports when possible by doing a lookup based on the socket endpoint and the mes…
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High 7.8
ext4: fix off-by-one error in do_split
In the Linux kernel, the following vulnerability has been resolved: ext4: fix off-by-one error in do_split Syzkaller detected a use-after-free issue in ext4_insert_dentry that was caused by out-of-bounds access due to incorrect splitting in do_split. BUG: KAS…
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High 7.8
bus: mhi: host: Fix race between unprepare and queue_buf
In the Linux kernel, the following vulnerability has been resolved: bus: mhi: host: Fix race between unprepare and queue_buf A client driver may use mhi_unprepare_from_transfer() to quiesce incoming data during the client driver's tear down. The client driver…
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High 7.8
media: venus: hfi_parser: refactor hfi packet parsing logic
In the Linux kernel, the following vulnerability has been resolved: media: venus: hfi_parser: refactor hfi packet parsing logic words_count denotes the number of words in total payload, while data points to payload of various property within it. When words_co…
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High 7.8
media: venus: hfi_parser: add check to avoid out of bound access
In the Linux kernel, the following vulnerability has been resolved: media: venus: hfi_parser: add check to avoid out of bound access There is a possibility that init_codecs is invoked multiple times during manipulated payload from video firmware. In such case…
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High 7.8
media: venus: hfi: add check to handle incorrect queue size
In the Linux kernel, the following vulnerability has been resolved: media: venus: hfi: add check to handle incorrect queue size qsize represents size of shared queued between driver and video firmware. Firmware can modify this value to an invalid large value.…
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High 7.8
ext4: ignore xattrs past end
In the Linux kernel, the following vulnerability has been resolved: ext4: ignore xattrs past end Once inside 'ext4_xattr_inode_dec_ref_all' we should ignore xattrs entries past the 'end' entry. This fixes the following KASAN reported issue: ==================…
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High 7.8
jfs: Prevent copying of nlink with value 0 from disk inode
In the Linux kernel, the following vulnerability has been resolved: jfs: Prevent copying of nlink with value 0 from disk inode syzbot report a deadlock in diFree. [1] When calling "ioctl$LOOP_SET_STATUS64", the offset value passed in is 4, which does not matc…
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High 7.8
net_sched: sch_sfq: move the limit validation
In the Linux kernel, the following vulnerability has been resolved: net_sched: sch_sfq: move the limit validation It is not sufficient to directly validate the limit on the data that the user passes as it can be updated based on how the other parameters are c…
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High 7.8
net: tls: explicitly disallow disconnect
In the Linux kernel, the following vulnerability has been resolved: net: tls: explicitly disallow disconnect syzbot discovered that it can disconnect a TLS socket and then run into all sort of unexpected corner cases. I have a vague recollection of Eric point…
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High 7.8
drm/xe: Fix an out-of-bounds shift when invalidating TLB
In the Linux kernel, the following vulnerability has been resolved: drm/xe: Fix an out-of-bounds shift when invalidating TLB When the size of the range invalidated is larger than rounddown_pow_of_two(ULONG_MAX), The function macro roundup_pow_of_two(length) w…
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High 7.8
drm/imagination: take paired job reference
In the Linux kernel, the following vulnerability has been resolved: drm/imagination: take paired job reference For paired jobs, have the fragment job take a reference on the geometry job, so that the geometry job cannot be freed until the fragment job has fin…
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High 7.8
drm/nouveau: prime: fix ttm_bo_delayed_delete oops
In the Linux kernel, the following vulnerability has been resolved: drm/nouveau: prime: fix ttm_bo_delayed_delete oops Fix an oops in ttm_bo_delayed_delete which results from dererencing a dangling pointer: Oops: general protection fault, probably for non-can…
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High 7.8
slab: ensure slab->obj_exts is clear in a newly allocated slab page
In the Linux kernel, the following vulnerability has been resolved: slab: ensure slab->obj_exts is clear in a newly allocated slab page ktest recently reported crashes while running several buffered io tests with __alloc_tagging_slab_alloc_hook() at the top o…
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High 7.8
ext4: fix OOB read when checking dotdot dir
In the Linux kernel, the following vulnerability has been resolved: ext4: fix OOB read when checking dotdot dir Mounting a corrupted filesystem with directory which contains '.' dir entry with rec_len == block size results in out-of-bounds read (later on, whe…
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High 7.8
net: openvswitch: fix nested key length validation in the set() action
In the Linux kernel, the following vulnerability has been resolved: net: openvswitch: fix nested key length validation in the set() action It's not safe to access nla_len(ovs_key) if the data is smaller than the netlink header. Check that the attribute is OK …
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High 7.8
ethtool: cmis_cdb: use correct rpl size in ethtool_cmis_module_poll()
In the Linux kernel, the following vulnerability has been resolved: ethtool: cmis_cdb: use correct rpl size in ethtool_cmis_module_poll() rpl is passed as a pointer to ethtool_cmis_module_poll(), so the correct size of rpl is sizeof(*rpl) which should be just…
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High 7.8
net_sched: hfsc: Fix a UAF vulnerability in class handling
In the Linux kernel, the following vulnerability has been resolved: net_sched: hfsc: Fix a UAF vulnerability in class handling This patch fixes a Use-After-Free vulnerability in the HFSC qdisc class handling. The issue occurs due to a time-of-check/time-of-us…
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High 7.8
codel: remove sch->q.qlen check before qdisc_tree_reduce_backlog()
In the Linux kernel, the following vulnerability has been resolved: codel: remove sch->q.qlen check before qdisc_tree_reduce_backlog() After making all ->qlen_notify() callbacks idempotent, now it is safe to remove the check of qlen!=0 from both fq_codel_dequ…
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High 7.8
spi: spi-imx: Add check for spi_imx_setupxfer()
In the Linux kernel, the following vulnerability has been resolved: spi: spi-imx: Add check for spi_imx_setupxfer() Add check for the return value of spi_imx_setupxfer(). spi_imx->rx and spi_imx->tx function pointer can be NULL when spi_imx_setupxfer() return…
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High 7.8
usb: xhci: Fix invalid pointer dereference in Etron workaround
In the Linux kernel, the following vulnerability has been resolved: usb: xhci: Fix invalid pointer dereference in Etron workaround This check is performed before prepare_transfer() and prepare_ring(), so enqueue can already point at the final link TRB of a se…
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High 7.8
tty: Require CAP_SYS_ADMIN for all usages of TIOCL_SELMOUSEREPORT
In the Linux kernel, the following vulnerability has been resolved: tty: Require CAP_SYS_ADMIN for all usages of TIOCL_SELMOUSEREPORT This requirement was overeagerly loosened in commit 2f83e38a095f ("tty: Permit some TIOCL_SETSEL modes without CAP_SYS_ADMIN"…
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High 7.8
riscv: uprobes: Add missing fence.i after building the XOL buffer
In the Linux kernel, the following vulnerability has been resolved: riscv: uprobes: Add missing fence.i after building the XOL buffer The XOL (execute out-of-line) buffer is used to single-step the replaced instruction(s) for uprobes. The RISC-V port was miss…
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High 7.8
net_sched: hfsc: Fix a potential UAF in hfsc_dequeue() too
In the Linux kernel, the following vulnerability has been resolved: net_sched: hfsc: Fix a potential UAF in hfsc_dequeue() too Similarly to the previous patch, we need to safe guard hfsc_dequeue() too. But for this one, we don't have a reliable reproducer.
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High 7.8
HSI: ssi_protocol: Fix use after free vulnerability in ssi_protocol Driver Due to Race Condition
In the Linux kernel, the following vulnerability has been resolved: HSI: ssi_protocol: Fix use after free vulnerability in ssi_protocol Driver Due to Race Condition In the ssi_protocol_probe() function, &ssi->work is bound with ssip_xmit_work(), In ssip_pn_se…
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High 7.8
tracing: fprobe events: Fix possible UAF on modules
In the Linux kernel, the following vulnerability has been resolved: tracing: fprobe events: Fix possible UAF on modules Commit ac91052f0ae5 ("tracing: tprobe-events: Fix leakage of module refcount") moved try_module_get() from __find_tracepoint_module_cb() to…
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High 7.8
drm/amdkfd: Fix mode1 reset crash issue
In the Linux kernel, the following vulnerability has been resolved: drm/amdkfd: Fix mode1 reset crash issue If HW scheduler hangs and mode1 reset is used to recover GPU, KFD signal user space to abort the processes. After process abort exit, user queues still…
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High 7.8
btrfs: harden block_group::bg_list against list_del() races
In the Linux kernel, the following vulnerability has been resolved: btrfs: harden block_group::bg_list against list_del() races As far as I can tell, these calls of list_del_init() on bg_list cannot run concurrently with btrfs_mark_bg_unused() or btrfs_mark_b…
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High 7.8
scsi: mpi3mr: Synchronous access b/w reset and tm thread for reply queue
In the Linux kernel, the following vulnerability has been resolved: scsi: mpi3mr: Synchronous access b/w reset and tm thread for reply queue When the task management thread processes reply queues while the reset thread resets them, the task management thread …
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High 7.8
drm/xe: Use local fence in error path of xe_migrate_clear
In the Linux kernel, the following vulnerability has been resolved: drm/xe: Use local fence in error path of xe_migrate_clear The intent of the error path in xe_migrate_clear is to wait on locally generated fence and then return. The code is waiting on m->fen…
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High 7.8
eth: bnxt: fix missing ring index trim on error path
In the Linux kernel, the following vulnerability has been resolved: eth: bnxt: fix missing ring index trim on error path Commit under Fixes converted tx_prod to be free running but missed masking it on the Tx error path. This crashes on error conditions, for …
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High 7.8
usb: xhci: Fix isochronous Ring Underrun/Overrun event handling
In the Linux kernel, the following vulnerability has been resolved: usb: xhci: Fix isochronous Ring Underrun/Overrun event handling The TRB pointer of these events points at enqueue at the time of error occurrence on xHCI 1.1+ HCs or it's NULL on older ones. …
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High 7.8
pds_core: make wait_context part of q_info
In the Linux kernel, the following vulnerability has been resolved: pds_core: make wait_context part of q_info Make the wait_context a full part of the q_info struct rather than a stack variable that goes away after pdsc_adminq_post() is done so that the cont…
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High 7.8
net_sched: hfsc: Fix a UAF vulnerability in class with netem as child qdisc
In the Linux kernel, the following vulnerability has been resolved: net_sched: hfsc: Fix a UAF vulnerability in class with netem as child qdisc As described in Gerrard's report [1], we have a UAF case when an hfsc class has a netem child qdisc. The crux of th…
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High 7.8
ALSA: ump: Fix buffer overflow at UMP SysEx message conversion
In the Linux kernel, the following vulnerability has been resolved: ALSA: ump: Fix buffer overflow at UMP SysEx message conversion The conversion function from MIDI 1.0 to UMP packet contains an internal buffer to keep the incoming MIDI bytes, and its size is…
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High 7.8
LoongArch: BPF: Fix off-by-one error in build_prologue()
In the Linux kernel, the following vulnerability has been resolved: LoongArch: BPF: Fix off-by-one error in build_prologue() Vincent reported that running BPF progs with tailcalls on LoongArch causes kernel hard lockup. Debugging the issues shows that the JIT…
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High 7.8
irqchip/qcom-mpm: Prevent crash when trying to handle non-wake GPIOs
In the Linux kernel, the following vulnerability has been resolved: irqchip/qcom-mpm: Prevent crash when trying to handle non-wake GPIOs On Qualcomm chipsets not all GPIOs are wakeup capable. Those GPIOs do not have a corresponding MPM pin and should not be h…
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High 7.8
drm/amd/display: Fix slab-use-after-free in hdcp
In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Fix slab-use-after-free in hdcp The HDCP code in amdgpu_dm_hdcp.c copies pointers to amdgpu_dm_connector objects without incrementing the kref reference counts. When using a …
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High 7.8
mm, slab: clean up slab->obj_exts always
In the Linux kernel, the following vulnerability has been resolved: mm, slab: clean up slab->obj_exts always When memory allocation profiling is disabled at runtime or due to an error, shutdown_mem_profiling() is called: slab->obj_exts which previously alloca…
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High 7.8
bnxt_en: Fix out-of-bound memcpy() during ethtool -w
In the Linux kernel, the following vulnerability has been resolved: bnxt_en: Fix out-of-bound memcpy() during ethtool -w When retrieving the FW coredump using ethtool, it can sometimes cause memory corruption: BUG: KFENCE: memory corruption in __bnxt_get_core…
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High 7.8
net_sched: qfq: Fix double list add in class with netem as child qdisc
In the Linux kernel, the following vulnerability has been resolved: net_sched: qfq: Fix double list add in class with netem as child qdisc As described in Gerrard's report [1], there are use cases where a netem child qdisc will make the parent qdisc's enqueue…
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High 7.8
net_sched: ets: Fix double list add in class with netem as child qdisc
In the Linux kernel, the following vulnerability has been resolved: net_sched: ets: Fix double list add in class with netem as child qdisc As described in Gerrard's report [1], there are use cases where a netem child qdisc will make the parent qdisc's enqueue…
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High 7.8
net_sched: drr: Fix double list add in class with netem as child qdisc
In the Linux kernel, the following vulnerability has been resolved: net_sched: drr: Fix double list add in class with netem as child qdisc As described in Gerrard's report [1], there are use cases where a netem child qdisc will make the parent qdisc's enqueue…
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High 7.8
xsk: Fix race condition in AF_XDP generic RX path
In the Linux kernel, the following vulnerability has been resolved: xsk: Fix race condition in AF_XDP generic RX path Move rx_lock from xsk_socket to xsk_buff_pool. Fix synchronization for shared umem mode in generic RX path where multiple sockets share singl…
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High 7.8
vxlan: vnifilter: Fix unlocked deletion of default FDB entry
In the Linux kernel, the following vulnerability has been resolved: vxlan: vnifilter: Fix unlocked deletion of default FDB entry When a VNI is deleted from a VXLAN device in 'vnifilter' mode, the FDB entry associated with the default remote (assuming one was …
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High 7.8
tracing: Fix oob write in trace_seq_to_buffer()
In the Linux kernel, the following vulnerability has been resolved: tracing: Fix oob write in trace_seq_to_buffer() syzbot reported this bug: ================================================================== BUG: KASAN: slab-out-of-bounds in trace_seq_to_buf…
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High 7.8
xenbus: Use kref to track req lifetime
In the Linux kernel, the following vulnerability has been resolved: xenbus: Use kref to track req lifetime Marek reported seeing a NULL pointer fault in the xenbus_thread callstack: BUG: kernel NULL pointer dereference, address: 0000000000000000 RIP: e030:__w…
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High 7.8
x86/mm: Eliminate window where TLB flushes may be inadvertently skipped
In the Linux kernel, the following vulnerability has been resolved: x86/mm: Eliminate window where TLB flushes may be inadvertently skipped tl;dr: There is a window in the mm switching code where the new CR3 is set and the CPU should be getting TLB flushes fo…
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High 7.8
ASoC: qcom: Fix sc7280 lpass potential buffer overflow
In the Linux kernel, the following vulnerability has been resolved: ASoC: qcom: Fix sc7280 lpass potential buffer overflow Case values introduced in commit 5f78e1fb7a3e ("ASoC: qcom: Add driver support for audioreach solution") cause out of bounds access in a…
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High 7.8
fix a couple of races in MNT_TREE_BENEATH handling by do_move_mount()
In the Linux kernel, the following vulnerability has been resolved: fix a couple of races in MNT_TREE_BENEATH handling by do_move_mount() Normally do_lock_mount(path, _) is locking a mountpoint pinned by *path and at the time when matching unlock_mount() unlo…
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High 7.8
netfilter: ipset: fix region locking in hash types
In the Linux kernel, the following vulnerability has been resolved: netfilter: ipset: fix region locking in hash types Region locking introduced in v5.6-rc4 contained three macros to handle the region locks: ahash_bucket_start(), ahash_bucket_end() which gave…
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High 7.8
openvswitch: Fix unsafe attribute parsing in output_userspace()
In the Linux kernel, the following vulnerability has been resolved: openvswitch: Fix unsafe attribute parsing in output_userspace() This patch replaces the manual Netlink attribute iteration in output_userspace() with nla_for_each_nested(), which ensures that…
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High 7.8
sch_hfsc: Fix qlen accounting bug when using peek in hfsc_enqueue()
In the Linux kernel, the following vulnerability has been resolved: sch_hfsc: Fix qlen accounting bug when using peek in hfsc_enqueue() When enqueuing the first packet to an HFSC class, hfsc_enqueue() calls the child qdisc's peek() operation before incrementi…
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High 7.8CVE-2025-38001 Public exploit
net_sched: hfsc: Address reentrant enqueue adding class to eltree twice
In the Linux kernel, the following vulnerability has been resolved: net_sched: hfsc: Address reentrant enqueue adding class to eltree twice Savino says: "We are writing to report that this recent patch (141d34391abbb315d68556b7c67ad97885407547) [1] can be byp…
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High 7.8
can: bcm: add missing rcu read protection for procfs content
In the Linux kernel, the following vulnerability has been resolved: can: bcm: add missing rcu read protection for procfs content When the procfs content is generated for a bcm_op which is in the process to be removed the procfs output might show unreliable da…
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High 7.8
dmaengine: ti: k3-udma: Add missing locking
In the Linux kernel, the following vulnerability has been resolved: dmaengine: ti: k3-udma: Add missing locking Recent kernels complain about a missing lock in k3-udma.c when the lock validator is enabled: [ 4.128073] WARNING: CPU: 0 PID: 746 at drivers/dma/t…
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High 7.8
sched_ext: bpf_iter_scx_dsq_new() should always initialize iterator
In the Linux kernel, the following vulnerability has been resolved: sched_ext: bpf_iter_scx_dsq_new() should always initialize iterator BPF programs may call next() and destroy() on BPF iterators even after new() returns an error value (e.g. bpf_for_each() ma…
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High 7.8
RDMA/core: Fix "KASAN: slab-use-after-free Read in ib_register_device" problem
In the Linux kernel, the following vulnerability has been resolved: RDMA/core: Fix "KASAN: slab-use-after-free Read in ib_register_device" problem Call Trace: __dump_stack lib/dump_stack.c:94 [inline] dump_stack_lvl+0x116/0x1f0 lib/dump_stack.c:120 print_addr…
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High 7.8
RDMA/rxe: Fix slab-use-after-free Read in rxe_queue_cleanup bug
In the Linux kernel, the following vulnerability has been resolved: RDMA/rxe: Fix slab-use-after-free Read in rxe_queue_cleanup bug Call Trace: <TASK> __dump_stack lib/dump_stack.c:94 [inline] dump_stack_lvl+0x7d/0xa0 lib/dump_stack.c:120 print_address_descri…
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High 7.8
smb: client: Fix use-after-free in cifs_fill_dirent
In the Linux kernel, the following vulnerability has been resolved: smb: client: Fix use-after-free in cifs_fill_dirent There is a race condition in the readdir concurrency process, which may access the rsp buffer after it has been released, triggering the fo…
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High 7.8
__legitimize_mnt(): check for MNT_SYNC_UMOUNT should be under mount_lock
In the Linux kernel, the following vulnerability has been resolved: __legitimize_mnt(): check for MNT_SYNC_UMOUNT should be under mount_lock ... or we risk stealing final mntput from sync umount - raising mnt_count after umount(2) has verified that victim is …
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High 7.8
bpf: copy_verifier_state() should copy 'loop_entry' field
In the Linux kernel, the following vulnerability has been resolved: bpf: copy_verifier_state() should copy 'loop_entry' field The bpf_verifier_state.loop_entry state should be copied by copy_verifier_state(). Otherwise, .loop_entry values from unrelated state…
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High 7.8
genirq/msi: Store the IOMMU IOVA directly in msi_desc instead of iommu_cookie
In the Linux kernel, the following vulnerability has been resolved: genirq/msi: Store the IOMMU IOVA directly in msi_desc instead of iommu_cookie The IOMMU translation for MSI message addresses has been a 2-step process, separated in time: 1) iommu_dma_prepar…
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High 7.8
orangefs: Do not truncate file size
In the Linux kernel, the following vulnerability has been resolved: orangefs: Do not truncate file size 'len' is used to store the result of i_size_read(), so making 'len' a size_t results in truncation to 4GiB on 32-bit systems.
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High 7.8
crypto: lzo - Fix compression buffer overrun
In the Linux kernel, the following vulnerability has been resolved: crypto: lzo - Fix compression buffer overrun Unlike the decompression code, the compression code in LZO never checked for output overruns. It instead assumes that the caller always provides e…
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High 7.8
ALSA: pcm: Fix race of buffer access at PCM OSS layer
In the Linux kernel, the following vulnerability has been resolved: ALSA: pcm: Fix race of buffer access at PCM OSS layer The PCM OSS layer tries to clear the buffer with the silence data at initialization (or reconfiguration) of a stream with the explicit ca…
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High 7.8
crypto: algif_hash - fix double free in hash_accept
In the Linux kernel, the following vulnerability has been resolved: crypto: algif_hash - fix double free in hash_accept If accept(2) is called on socket type algif_hash with MSG_MORE flag set and crypto_ahash_import fails, sk2 is freed. However, it is also fr…
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High 7.8
drm/amd/display: Increase block_sequence array size
In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Increase block_sequence array size [Why] It's possible to generate more than 50 steps in hwss_build_fast_sequence, for example with a 6-pipe asic where all pipes are in one M…
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High 7.8
gpio: virtuser: fix potential out-of-bound write
In the Linux kernel, the following vulnerability has been resolved: gpio: virtuser: fix potential out-of-bound write If the caller wrote more characters, count is truncated to the max available space in "simple_write_to_buffer". Check that the input size does…
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High 7.8
iio: light: Add check for array bounds in veml6075_read_int_time_ms
In the Linux kernel, the following vulnerability has been resolved: iio: light: Add check for array bounds in veml6075_read_int_time_ms The array contains only 5 elements, but the index calculated by veml6075_read_int_time_index can range from 0 to 7, which c…
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High 7.6
Bluetooth: hci_core: Fix not checking skb length on hci_acldata_packet
In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hci_core: Fix not checking skb length on hci_acldata_packet This fixes not checking if skb really contains an ACL header otherwise the code may attempt to access some uninitilized/…
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High 7.6
wifi: mac80211: fix mbss changed flags corruption on 32 bit systems
In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: fix mbss changed flags corruption on 32 bit systems On 32-bit systems, the size of an unsigned long is 4 bytes, while a u64 is 8 bytes. Therefore, when using or_each_set_bit(b…
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High 7.6
wifi: iwlwifi: mvm: clean up ROC on failure
In the Linux kernel, the following vulnerability has been resolved: wifi: iwlwifi: mvm: clean up ROC on failure If the firmware fails to start the session protection, then we do call iwl_mvm_roc_finished() here, but that won't do anything at all because IWL_M…
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High 7.6
ksmbd: fix incorrect validation for num_aces field of smb_acl
In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix incorrect validation for num_aces field of smb_acl parse_dcal() validate num_aces to allocate posix_ace_state_array. if (num_aces > ULONG_MAX / sizeof(struct smb_ace *)) It is an i…
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High 7.5
nvme-rdma: unquiesce admin_q before destroy it
In the Linux kernel, the following vulnerability has been resolved: nvme-rdma: unquiesce admin_q before destroy it Kernel will hang on destroy admin_q while we create ctrl failed, such as following calltrace: PID: 23644 TASK: ff2d52b40f439fc0 CPU: 2 COMMAND: …
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High 7.5
svcrdma: Address an integer overflow
In the Linux kernel, the following vulnerability has been resolved: svcrdma: Address an integer overflow Dan Carpenter reports: > Commit 78147ca8b4a9 ("svcrdma: Add a "parsed chunk list" data > structure") from Jun 22, 2020 (linux-next), leads to the followin…
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High 7.5
nfs/blocklayout: Don't attempt unregister for invalid block device
In the Linux kernel, the following vulnerability has been resolved: nfs/blocklayout: Don't attempt unregister for invalid block device Since commit d869da91cccb ("nfs/blocklayout: Fix premature PR key unregistration") an unmount of a pNFS SCSI layout-enabled …
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High 7.5
smb: Don't leak cfid when reconnect races with open_cached_dir
In the Linux kernel, the following vulnerability has been resolved: smb: Don't leak cfid when reconnect races with open_cached_dir open_cached_dir() may either race with the tcon reconnection even before compound_send_recv() or directly trigger a reconnection…
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High 7.5
smb: client: fix NULL ptr deref in crypto_aead_setkey()
In the Linux kernel, the following vulnerability has been resolved: smb: client: fix NULL ptr deref in crypto_aead_setkey() Neither SMB3.0 or SMB3.02 supports encryption negotiate context, so when SMB2_GLOBAL_CAP_ENCRYPTION flag is set in the negotiate respon…
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High 7.5
NFSD: Prevent NULL dereference in nfsd4_process_cb_update()
In the Linux kernel, the following vulnerability has been resolved: NFSD: Prevent NULL dereference in nfsd4_process_cb_update() @ses is initialized to NULL. If __nfsd4_find_backchannel() finds no available backchannel session, setup_callback_client() will try…
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High 7.5
RDMA/hns: Fix NULL pointer derefernce in hns_roce_map_mr_sg()
In the Linux kernel, the following vulnerability has been resolved: RDMA/hns: Fix NULL pointer derefernce in hns_roce_map_mr_sg() ib_map_mr_sg() allows ULPs to specify NULL as the sg_offset argument. The driver needs to check whether it is a NULL pointer befo…
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High 7.5
nvme-tcp: fix the memleak while create new ctrl failed
In the Linux kernel, the following vulnerability has been resolved: nvme-tcp: fix the memleak while create new ctrl failed Now while we create new ctrl failed, we have not free the tagset occupied by admin_q, here try to fix it.
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High 7.5
net/smc: initialize close_work early to avoid warning
In the Linux kernel, the following vulnerability has been resolved: net/smc: initialize close_work early to avoid warning We encountered a warning that close_work was canceled before initialization. WARNING: CPU: 7 PID: 111103 at kernel/workqueue.c:3047 __flu…
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High 7.5
net/ipv6: release expired exception dst cached in socket
In the Linux kernel, the following vulnerability has been resolved: net/ipv6: release expired exception dst cached in socket Dst objects get leaked in ip6_negative_advice() when this function is executed for an expired IPv6 route located in the exception tabl…
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High 7.5
sunrpc: clear XPRT_SOCK_UPD_TIMEOUT when reset transport
In the Linux kernel, the following vulnerability has been resolved: sunrpc: clear XPRT_SOCK_UPD_TIMEOUT when reset transport Since transport->sock has been set to NULL during reset transport, XPRT_SOCK_UPD_TIMEOUT also needs to be cleared. Otherwise, the xs_t…
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High 7.5
bpf: fix recursive lock when verdict program return SK_PASS
In the Linux kernel, the following vulnerability has been resolved: bpf: fix recursive lock when verdict program return SK_PASS When the stream_verdict program returns SK_PASS, it places the received skb into its own receive queue, but a recursive lock eventu…
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High 7.5
ipv6: Fix soft lockups in fib6_select_path under high next hop churn
In the Linux kernel, the following vulnerability has been resolved: ipv6: Fix soft lockups in fib6_select_path under high next hop churn Soft lockups have been observed on a cluster of Linux-based edge routers located in a highly dynamic environment. Using th…
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High 7.5
net: mscc: ocelot: fix incorrect IFH SRC_PORT field in ocelot_ifh_set_basic()
In the Linux kernel, the following vulnerability has been resolved: net: mscc: ocelot: fix incorrect IFH SRC_PORT field in ocelot_ifh_set_basic() Packets injected by the CPU should have a SRC_PORT field equal to the CPU port module index in the Analyzer block…
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High 7.5
dlm: fix dlm_recover_members refcount on error
In the Linux kernel, the following vulnerability has been resolved: dlm: fix dlm_recover_members refcount on error If dlm_recover_members() fails we don't drop the references of the previous created root_list that holds and keep all rsbs alive during the reco…
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High 7.5
net: ethernet: oa_tc6: fix tx skb race condition between reference pointers
In the Linux kernel, the following vulnerability has been resolved: net: ethernet: oa_tc6: fix tx skb race condition between reference pointers There are two skb pointers to manage tx skb's enqueued from n/w stack. waiting_tx_skb pointer points to the tx skb …
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High 7.5
net/smc: check return value of sock_recvmsg when draining clc data
In the Linux kernel, the following vulnerability has been resolved: net/smc: check return value of sock_recvmsg when draining clc data When receiving clc msg, the field length in smc_clc_msg_hdr indicates the length of msg should be received from network and …
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High 7.5
rxrpc: Fix handling of received connection abort
In the Linux kernel, the following vulnerability has been resolved: rxrpc: Fix handling of received connection abort Fix the handling of a connection abort that we've received. Though the abort is at the connection level, it needs propagating to the calls on …
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High 7.5
afs: Fix the maximum cell name length
In the Linux kernel, the following vulnerability has been resolved: afs: Fix the maximum cell name length The kafs filesystem limits the maximum length of a cell to 256 bytes, but a problem occurs if someone actually does that: kafs tries to create a director…
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High 7.5
net: fec: handle page_pool_dev_alloc_pages error
In the Linux kernel, the following vulnerability has been resolved: net: fec: handle page_pool_dev_alloc_pages error The fec_enet_update_cbd function calls page_pool_dev_alloc_pages but did not handle the case when it returned NULL. There was a WARN_ON(!new_p…
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High 7.5
xfrm: delete intermediate secpath entry in packet offload mode
In the Linux kernel, the following vulnerability has been resolved: xfrm: delete intermediate secpath entry in packet offload mode Packets handled by hardware have added secpath as a way to inform XFRM core code that this path was already handled. That secpat…
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High 7.5
smb: client: fix oops due to unset link speed
In the Linux kernel, the following vulnerability has been resolved: smb: client: fix oops due to unset link speed It isn't guaranteed that NETWORK_INTERFACE_INFO::LinkSpeed will always be set by the server, so the client must handle any values and then preven…
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High 7.5
net: ethernet: ti: am65-cpsw: fix memleak in certain XDP cases
In the Linux kernel, the following vulnerability has been resolved: net: ethernet: ti: am65-cpsw: fix memleak in certain XDP cases If the XDP program doesn't result in XDP_PASS then we leak the memory allocated by am65_cpsw_build_skb(). It is pointless to all…
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High 7.5
NFSD: fix hang in nfsd4_shutdown_callback
In the Linux kernel, the following vulnerability has been resolved: NFSD: fix hang in nfsd4_shutdown_callback If nfs4_client is in courtesy state then there is no point to send the callback. This causes nfsd4_shutdown_callback to hang since cl_cb_inflight is …
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High 7.5
rxrpc, afs: Fix peer hash locking vs RCU callback
In the Linux kernel, the following vulnerability has been resolved: rxrpc, afs: Fix peer hash locking vs RCU callback In its address list, afs now retains pointers to and refs on one or more rxrpc_peer objects. The address list is freed under RCU and at this …
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High 7.5
smb: client: Add check for next_buffer in receive_encrypted_standard()
In the Linux kernel, the following vulnerability has been resolved: smb: client: Add check for next_buffer in receive_encrypted_standard() Add check for the return value of cifs_buf_get() and cifs_small_buf_get() in receive_encrypted_standard() to prevent nul…
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High 7.5
net: allow small head cache usage with large MAX_SKB_FRAGS values
In the Linux kernel, the following vulnerability has been resolved: net: allow small head cache usage with large MAX_SKB_FRAGS values Sabrina reported the following splat: WARNING: CPU: 0 PID: 1 at net/core/dev.c:6935 netif_napi_add_weight_locked+0x8f2/0xba0 …
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High 7.5
RDMA/bnxt_re: Fix the page details for the srq created by kernel consumers
In the Linux kernel, the following vulnerability has been resolved: RDMA/bnxt_re: Fix the page details for the srq created by kernel consumers While using nvme target with use_srq on, below kernel panic is noticed. [ 549.698111] bnxt_en 0000:41:00.0 enp65s0np…
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High 7.5
NFSv4: Fix a deadlock when recovering state on a sillyrenamed file
In the Linux kernel, the following vulnerability has been resolved: NFSv4: Fix a deadlock when recovering state on a sillyrenamed file If the file is sillyrenamed, and slated for delete on close, it is possible for a server reboot to triggeer an open reclaim,…
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High 7.5
mptcp: fix 'scheduling while atomic' in mptcp_pm_nl_append_new_local_addr
In the Linux kernel, the following vulnerability has been resolved: mptcp: fix 'scheduling while atomic' in mptcp_pm_nl_append_new_local_addr If multiple connection requests attempt to create an implicit mptcp endpoint in parallel, more than one caller may en…
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High 7.5
eth: bnxt: do not update checksum in bnxt_xdp_build_skb()
In the Linux kernel, the following vulnerability has been resolved: eth: bnxt: do not update checksum in bnxt_xdp_build_skb() The bnxt_rx_pkt() updates ip_summed value at the end if checksum offload is enabled. When the XDP-MB program is attached and it retur…
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High 7.5
eth: bnxt: fix truesize for mb-xdp-pass case
In the Linux kernel, the following vulnerability has been resolved: eth: bnxt: fix truesize for mb-xdp-pass case When mb-xdp is set and return is XDP_PASS, packet is converted from xdp_buff to sk_buff with xdp_update_skb_shared_info() in bnxt_xdp_build_skb().…
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High 7.5
nfsd: put dl_stid if fail to queue dl_recall
In the Linux kernel, the following vulnerability has been resolved: nfsd: put dl_stid if fail to queue dl_recall Before calling nfsd4_run_cb to queue dl_recall to the callback_wq, we increment the reference count of dl_stid. We expect that after the correspon…
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High 7.5CVE-2025-22037 EPSS 69%
ksmbd: fix null pointer dereference in alloc_preauth_hash()
In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix null pointer dereference in alloc_preauth_hash() The Client send malformed smb2 negotiate request. ksmbd return error response. Subsequently, the client can send smb2 session setup…
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High 7.5
udp: Fix multiple wraparounds of sk->sk_rmem_alloc.
In the Linux kernel, the following vulnerability has been resolved: udp: Fix multiple wraparounds of sk->sk_rmem_alloc. __udp_enqueue_schedule_skb() has the following condition: if (atomic_read(&sk->sk_rmem_alloc) > sk->sk_rcvbuf) goto drop; sk->sk_rcvbuf is …
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High 7.5
mptcp: fix NULL pointer in can_accept_new_subflow
In the Linux kernel, the following vulnerability has been resolved: mptcp: fix NULL pointer in can_accept_new_subflow When testing valkey benchmark tool with MPTCP, the kernel panics in 'mptcp_can_accept_new_subflow' because subflow_req->msk is NULL. Call tra…
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High 7.5
net: libwx: handle page_pool_dev_alloc_pages error
In the Linux kernel, the following vulnerability has been resolved: net: libwx: handle page_pool_dev_alloc_pages error page_pool_dev_alloc_pages could return NULL. There was a WARN_ON(!page) but it would still proceed to use the NULL pointer and then crash. T…
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High 7.5
tipc: fix memory leak in tipc_link_xmit
In the Linux kernel, the following vulnerability has been resolved: tipc: fix memory leak in tipc_link_xmit In case the backlog transmit queue for system-importance messages is overloaded, tipc_link_xmit() returns -ENOBUFS but the skb list is not purged. This…
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High 7.5
xen-netfront: handle NULL returned by xdp_convert_buff_to_frame()
In the Linux kernel, the following vulnerability has been resolved: xen-netfront: handle NULL returned by xdp_convert_buff_to_frame() The function xdp_convert_buff_to_frame() may return NULL if it fails to correctly convert the XDP buffer into an XDP frame du…
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High 7.5
nfsd: decrease sc_count directly if fail to queue dl_recall
In the Linux kernel, the following vulnerability has been resolved: nfsd: decrease sc_count directly if fail to queue dl_recall A deadlock warning occurred when invoking nfs4_put_stid following a failed dl_recall queue operation: T1 T2 nfs4_laundromat nfs4_ge…
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High 7.5
net: ethernet: mtk-star-emac: fix spinlock recursion issues on rx/tx poll
In the Linux kernel, the following vulnerability has been resolved: net: ethernet: mtk-star-emac: fix spinlock recursion issues on rx/tx poll Use spin_lock_irqsave and spin_unlock_irqrestore instead of spin_lock and spin_unlock in mtk_star_emac driver to avoi…
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High 7.5
smb: client: Avoid race in open_cached_dir with lease breaks
In the Linux kernel, the following vulnerability has been resolved: smb: client: Avoid race in open_cached_dir with lease breaks A pre-existing valid cfid returned from find_or_create_cached_dir might race with a lease break, meaning open_cached_dir doesn't c…
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High 7.5
net/tls: fix kernel panic when alloc_page failed
In the Linux kernel, the following vulnerability has been resolved: net/tls: fix kernel panic when alloc_page failed We cannot set frag_list to NULL pointer when alloc_page failed. It will be used in tls_strp_check_queue_ok when the next time tls_strp_read_so…
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High 7.5
nvmet-tcp: don't restore null sk_state_change
In the Linux kernel, the following vulnerability has been resolved: nvmet-tcp: don't restore null sk_state_change queue->state_change is set as part of nvmet_tcp_set_queue_sock(), but if the TCP connection isn't established when nvmet_tcp_set_queue_sock() is …