Fixed packages 1
| Release | Package | Fixed in |
|---|---|---|
| Debian · 11 | linux-6.1 | 6.1.119-1~deb11u1 |
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 -
Medium 5.5CVE-2024-50302 Exploited
HID: core: zero-initialize the report buffer
In the Linux kernel, the following vulnerability has been resolved: HID: core: zero-initialize the report buffer Since the report buffer is used by all kinds of drivers in various ways, let's zero-initialize it during allocation to make sure that it can't be …
KEV Mar 4, 2025 -
Critical 9.8
gve: Clear napi->skb before dev_kfree_skb_any()
In the Linux kernel, the following vulnerability has been resolved: gve: Clear napi->skb before dev_kfree_skb_any() gve_rx_free_skb incorrectly leaves napi->skb referencing an skb after it is freed with dev_kfree_skb_any(). This can result in a subsequent cal…
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Critical 9.8
tipc: force a dst refcount before doing decryption
In the Linux kernel, the following vulnerability has been resolved: tipc: force a dst refcount before doing decryption As it says in commit 3bc07321ccc2 ("xfrm: Force a dst refcount before entering the xfrm type handlers"): "Crypto requests might return async…
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Critical 9.8
net/sched: Fix UAF when resolving a clash
In the Linux kernel, the following vulnerability has been resolved: net/sched: Fix UAF when resolving a clash KASAN reports the following UAF: BUG: KASAN: slab-use-after-free in tcf_ct_flow_table_process_conn+0x12b/0x380 [act_ct] Read of size 1 at addr ffff88…
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Critical 9.8
nvme: avoid double free special payload
In the Linux kernel, the following vulnerability has been resolved: nvme: avoid double free special payload If a discard request needs to be retried, and that retry may fail before a new special payload is added, a double free will result. Clear the RQF_SPECI…
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Critical 9.8
ila: block BH in ila_output()
In the Linux kernel, the following vulnerability has been resolved: ila: block BH in ila_output() As explained in commit 1378817486d6 ("tipc: block BH before using dst_cache"), net/core/dst_cache.c helpers need to be called with BH disabled. ila_output() is c…
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Critical 9.8
libceph: fix race between delayed_work() and ceph_monc_stop()
In the Linux kernel, the following vulnerability has been resolved: libceph: fix race between delayed_work() and ceph_monc_stop() The way the delayed work is handled in ceph_monc_stop() is prone to races with mon_fault() and possibly also finish_hunting(). Bo…
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Critical 9.8
RDMA/iwcm: Fix a use-after-free related to destroying CM IDs
In the Linux kernel, the following vulnerability has been resolved: RDMA/iwcm: Fix a use-after-free related to destroying CM IDs iw_conn_req_handler() associates a new struct rdma_id_private (conn_id) with an existing struct iw_cm_id (cm_id) as follows: conn_…
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Critical 9.8
usb: vhci-hcd: Do not drop references before new references are gained
In the Linux kernel, the following vulnerability has been resolved: usb: vhci-hcd: Do not drop references before new references are gained At a few places the driver carries stale pointers to references that can still be used. Make sure that does not happen. …
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Critical 9.8
net/mlx5e: SHAMPO, Fix invalid WQ linked list unlink
In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: SHAMPO, Fix invalid WQ linked list unlink When all the strides in a WQE have been consumed, the WQE is unlinked from the WQ linked list (mlx5_wq_ll_pop()). For SHAMPO, it is possib…
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Critical 9.8
ipv6: prevent possible UAF in ip6_xmit()
In the Linux kernel, the following vulnerability has been resolved: ipv6: prevent possible UAF in ip6_xmit() If skb_expand_head() returns NULL, skb has been freed and the associated dst/idev could also have been freed. We must use rcu_read_lock() to prevent a…
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Critical 9.8
atm: idt77252: prevent use after free in dequeue_rx()
In the Linux kernel, the following vulnerability has been resolved: atm: idt77252: prevent use after free in dequeue_rx() We can't dereference "skb" after calling vcc->push() because the skb is released.
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Critical 9.8
selinux,smack: don't bypass permissions check in inode_setsecctx hook
In the Linux kernel, the following vulnerability has been resolved: selinux,smack: don't bypass permissions check in inode_setsecctx hook Marek Gresko reports that the root user on an NFS client is able to change the security labels on files on an NFS filesys…
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Critical 9.8
net/mlx5e: SHAMPO, Fix incorrect page release
In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: SHAMPO, Fix incorrect page release Under the following conditions: 1) No skb created yet 2) header_size == 0 (no SHAMPO header) 3) header_index + 1 % MLX5E_SHAMPO_WQ_HEADER_PER_PAG…
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Critical 9.8
fou: fix initialization of grc
In the Linux kernel, the following vulnerability has been resolved: fou: fix initialization of grc The grc must be initialize first. There can be a condition where if fou is NULL, goto out will be executed and grc would be used uninitialized.
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Critical 9.8
RDMA/rtrs-clt: Reset cid to con_num - 1 to stay in bounds
In the Linux kernel, the following vulnerability has been resolved: RDMA/rtrs-clt: Reset cid to con_num - 1 to stay in bounds In the function init_conns(), after the create_con() and create_cm() for loop if something fails. In the cleanup for loop after the d…
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Critical 9.8
nbd: fix race between timeout and normal completion
In the Linux kernel, the following vulnerability has been resolved: nbd: fix race between timeout and normal completion If request timetout is handled by nbd_requeue_cmd(), normal completion has to be stopped for avoiding to complete this requeued request, ot…
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Critical 9.8
slip: make slhc_remember() more robust against malicious packets
In the Linux kernel, the following vulnerability has been resolved: slip: make slhc_remember() more robust against malicious packets syzbot found that slhc_remember() was missing checks against malicious packets [1]. slhc_remember() only checked the size of t…
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Critical 9.8
NFSv4: Prevent NULL-pointer dereference in nfs42_complete_copies()
In the Linux kernel, the following vulnerability has been resolved: NFSv4: Prevent NULL-pointer dereference in nfs42_complete_copies() On the node of an NFS client, some files saved in the mountpoint of the NFS server were copied to another location of the sa…
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Critical 9.8
mptcp: pm: fix UaF read in mptcp_pm_nl_rm_addr_or_subflow
In the Linux kernel, the following vulnerability has been resolved: mptcp: pm: fix UaF read in mptcp_pm_nl_rm_addr_or_subflow Syzkaller reported this splat: ================================================================== BUG: KASAN: slab-use-after-free in …
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Critical 9.8
ksmbd: fix user-after-free from session log off
In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix user-after-free from session log off There is racy issue between smb2 session log off and smb2 session setup. It will cause user-after-free from session log off. This add session_l…
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Critical 9.8
tcp/dccp: Don't use timer_pending() in reqsk_queue_unlink().
In the Linux kernel, the following vulnerability has been resolved: tcp/dccp: Don't use timer_pending() in reqsk_queue_unlink(). Martin KaFai Lau reported use-after-free [0] in reqsk_timer_handler(). """ We are seeing a use-after-free from a bpf prog attached…
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Critical 9.8
bpf: devmap: provide rxq after redirect
In the Linux kernel, the following vulnerability has been resolved: bpf: devmap: provide rxq after redirect rxq contains a pointer to the device from where the redirect happened. Currently, the BPF program that was executed after a redirect via BPF_MAP_TYPE_D…
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Critical 9.8
net: vertexcom: mse102x: Fix possible double free of TX skb
In the Linux kernel, the following vulnerability has been resolved: net: vertexcom: mse102x: Fix possible double free of TX skb The scope of the TX skb is wider than just mse102x_tx_frame_spi(), so in case the TX skb room needs to be expanded, we should free …
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Critical 9.8
ksmbd: fix slab-use-after-free in smb3_preauth_hash_rsp
In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix slab-use-after-free in smb3_preauth_hash_rsp ksmbd_user_session_put should be called under smb3_preauth_hash_rsp(). It will avoid freeing session before calling smb3_preauth_hash_r…
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Critical 9.8
ksmbd: fix slab-use-after-free in ksmbd_smb2_session_create
In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix slab-use-after-free in ksmbd_smb2_session_create There is a race condition between ksmbd_smb2_session_create and ksmbd_expire_session. This patch add missing sessions_table_lock wh…
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Critical 9.8
nfs: Fix KMSAN warning in decode_getfattr_attrs()
In the Linux kernel, the following vulnerability has been resolved: nfs: Fix KMSAN warning in decode_getfattr_attrs() Fix the following KMSAN warning: CPU: 1 UID: 0 PID: 7651 Comm: cp Tainted: G B Tainted: [B]=BAD_PAGE Hardware name: QEMU Standard PC (Q35 + I…
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Critical 9.8
net/mlx5e: kTLS, Fix incorrect page refcounting
In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: kTLS, Fix incorrect page refcounting The kTLS tx handling code is using a mix of get_page() and page_ref_inc() APIs to increment the page reference. But on the release path (mlx5e_…
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Critical 9.4
icmp: change the order of rate limits
In the Linux kernel, the following vulnerability has been resolved: icmp: change the order of rate limits ICMP messages are ratelimited : After the blamed commits, the two rate limiters are applied in this order: 1) host wide ratelimit (icmp_global_allow()) 2…
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Critical 9.4
net: stmmac: TSO: Fix unbalanced DMA map/unmap for non-paged SKB data
In the Linux kernel, the following vulnerability has been resolved: net: stmmac: TSO: Fix unbalanced DMA map/unmap for non-paged SKB data In case the non-paged data of a SKB carries protocol header and protocol payload to be transmitted on a certain platform …
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Critical 9.1
tipc: Return non-zero value from tipc_udp_addr2str() on error
In the Linux kernel, the following vulnerability has been resolved: tipc: Return non-zero value from tipc_udp_addr2str() on error tipc_udp_addr2str() should return non-zero value if the UDP media address is invalid. Otherwise, a buffer overflow access can occ…
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Critical 9.1
smack: tcp: ipv4, fix incorrect labeling
In the Linux kernel, the following vulnerability has been resolved: smack: tcp: ipv4, fix incorrect labeling Currently, Smack mirrors the label of incoming tcp/ipv4 connections: when a label 'foo' connects to a label 'bar' with tcp/ipv4, 'foo' always gets 'fo…
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High 8.8
ax25: Fix refcount imbalance on inbound connections
In the Linux kernel, the following vulnerability has been resolved: ax25: Fix refcount imbalance on inbound connections When releasing a socket in ax25_release(), we call netdev_put() to decrease the refcount on the associated ax.25 device. However, the execu…
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High 8.8
wifi: cfg80211: Lock wiphy in cfg80211_get_station
In the Linux kernel, the following vulnerability has been resolved: wifi: cfg80211: Lock wiphy in cfg80211_get_station Wiphy should be locked before calling rdev_get_station() (see lockdep assert in ieee80211_get_station()). This fixes the following kernel NU…
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High 8.8
net: ethernet: lantiq_etop: fix double free in detach
In the Linux kernel, the following vulnerability has been resolved: net: ethernet: lantiq_etop: fix double free in detach The number of the currently released descriptor is never incremented which results in the same skb being released multiple times.
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High 8.8
bluetooth/l2cap: sync sock recv cb and release
In the Linux kernel, the following vulnerability has been resolved: bluetooth/l2cap: sync sock recv cb and release The problem occurs between the system call to close the sock and hci_rx_work, where the former releases the sock and the latter accesses it with…
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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
scsi: qla2xxx: Complete command early within lock
In the Linux kernel, the following vulnerability has been resolved: scsi: qla2xxx: Complete command early within lock A crash was observed while performing NPIV and FW reset, BUG: kernel NULL pointer dereference, address: 000000000000001c #PF: supervisor read…
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High 8.8
landlock: Don't lose track of restrictions on cred_transfer
In the Linux kernel, the following vulnerability has been resolved: landlock: Don't lose track of restrictions on cred_transfer When a process' cred struct is replaced, this _almost_ always invokes the cred_prepare LSM hook; but in one special case (when KEYC…
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High 8.8
net: dsa: mv88e6xxx: Fix out-of-bound access
In the Linux kernel, the following vulnerability has been resolved: net: dsa: mv88e6xxx: Fix out-of-bound access If an ATU violation was caused by a CPU Load operation, the SPID could be larger than DSA_MAX_PORTS (the size of mv88e6xxx_chip.ports[] array).
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High 8.8
wifi: mwifiex: Do not return unused priv in mwifiex_get_priv_by_id()
In the Linux kernel, the following vulnerability has been resolved: wifi: mwifiex: Do not return unused priv in mwifiex_get_priv_by_id() mwifiex_get_priv_by_id() returns the priv pointer corresponding to the bss_num and bss_type, but without checking if the p…
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High 8.8
wifi: ath11k: fix array out-of-bound access in SoC stats
In the Linux kernel, the following vulnerability has been resolved: wifi: ath11k: fix array out-of-bound access in SoC stats Currently, the ath11k_soc_dp_stats::hal_reo_error array is defined with a maximum size of DP_REO_DST_RING_MAX. However, the ath11k_dp_…
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High 8.8
net/xen-netback: prevent UAF in xenvif_flush_hash()
In the Linux kernel, the following vulnerability has been resolved: net/xen-netback: prevent UAF in xenvif_flush_hash() During the list_for_each_entry_rcu iteration call of xenvif_flush_hash, kfree_rcu does not exist inside the rcu read critical section, so i…
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High 8.8
Bluetooth: L2CAP: Fix uaf in l2cap_connect
In the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: Fix uaf in l2cap_connect [Syzbot reported] BUG: KASAN: slab-use-after-free in l2cap_connect.constprop.0+0x10d8/0x1270 net/bluetooth/l2cap_core.c:3949 Read of size 8 at addr …
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High 8.8
aoe: fix the potential use-after-free problem in more places
In the Linux kernel, the following vulnerability has been resolved: aoe: fix the potential use-after-free problem in more places For fixing CVE-2023-6270, f98364e92662 ("aoe: fix the potential use-after-free problem in aoecmd_cfg_pkts") makes tx() calling dev…
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High 8.8
i40e: Fix macvlan leak by synchronizing access to mac_filter_hash
In the Linux kernel, the following vulnerability has been resolved: i40e: Fix macvlan leak by synchronizing access to mac_filter_hash This patch addresses a macvlan leak issue in the i40e driver caused by concurrent access to vsi->mac_filter_hash. The leak oc…
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High 8.8
KVM: VMX: Bury Intel PT virtualization (guest/host mode) behind CONFIG_BROKEN
In the Linux kernel, the following vulnerability has been resolved: KVM: VMX: Bury Intel PT virtualization (guest/host mode) behind CONFIG_BROKEN Hide KVM's pt_mode module param behind CONFIG_BROKEN, i.e. disable support for virtualizing Intel PT via guest/ho…
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High 8.8
Bluetooth: hci_event: Align BR/EDR JUST_WORKS paring with LE
In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hci_event: Align BR/EDR JUST_WORKS paring with LE This aligned BR/EDR JUST_WORKS method with LE which since 92516cd97fd4 ("Bluetooth: Always request for user confirmation for Just …
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High 8.8
BlueZ HID over GATT Profile Improper Access Control Remote Code Execution Vulnerability
BlueZ HID over GATT Profile Improper Access Control Remote Code Execution Vulnerability. This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of BlueZ. Authentication is not required to exploit this vulnerab…
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High 8.6
scsi: sd: Fix off-by-one error in sd_read_block_characteristics()
In the Linux kernel, the following vulnerability has been resolved: scsi: sd: Fix off-by-one error in sd_read_block_characteristics() Ff the device returns page 0xb1 with length 8 (happens with qemu v2.x, for example), sd_read_block_characteristics() may atte…
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High 8.4
misc: microchip: pci1xxxx: fix double free in the error handling of gp_aux_bus_probe()
In the Linux kernel, the following vulnerability has been resolved: misc: microchip: pci1xxxx: fix double free in the error handling of gp_aux_bus_probe() When auxiliary_device_add() returns error and then calls auxiliary_device_uninit(), callback function gp…
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High 8.4
KVM: nSVM: Ignore nCR3[4:0] when loading PDPTEs from memory
In the Linux kernel, the following vulnerability has been resolved: KVM: nSVM: Ignore nCR3[4:0] when loading PDPTEs from memory Ignore nCR3[4:0] when loading PDPTEs from memory for nested SVM, as bits 4:0 of CR3 are ignored when PAE paging is used, and thus V…
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High 8.4
virtio_net: Add hash_key_length check
In the Linux kernel, the following vulnerability has been resolved: virtio_net: Add hash_key_length check Add hash_key_length check in virtnet_probe() to avoid possible out of bound errors when setting/reading the hash key.
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High 8.3
ksmbd: fix potencial out-of-bounds when buffer offset is invalid
In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix potencial out-of-bounds when buffer offset is invalid I found potencial out-of-bounds when buffer offset fields of a few requests is invalid. This patch set the minimum value of bu…
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High 8.3
wifi: mt76: replace skb_put with skb_put_zero
In the Linux kernel, the following vulnerability has been resolved: wifi: mt76: replace skb_put with skb_put_zero Avoid potentially reusing uninitialized data
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High 8.3
wifi: wilc1000: fix potential RCU dereference issue in wilc_parse_join_bss_param
In the Linux kernel, the following vulnerability has been resolved: wifi: wilc1000: fix potential RCU dereference issue in wilc_parse_join_bss_param In the `wilc_parse_join_bss_param` function, the TSF field of the `ies` structure is accessed after the RCU re…
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High 8.2
mptcp: pm: only decrement add_addr_accepted for MPJ req
In the Linux kernel, the following vulnerability has been resolved: mptcp: pm: only decrement add_addr_accepted for MPJ req Adding the following warning ... WARN_ON_ONCE(msk->pm.add_addr_accepted == 0) ... before decrementing the add_addr_accepted counter hel…
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High 8.2
mptcp: handle consistently DSS corruption
In the Linux kernel, the following vulnerability has been resolved: mptcp: handle consistently DSS corruption Bugged peer implementation can send corrupted DSS options, consistently hitting a few warning in the data path. Use DEBUG_NET assertions, to avoid th…
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High 8.2
sctp: properly validate chunk size in sctp_sf_ootb()
In the Linux kernel, the following vulnerability has been resolved: sctp: properly validate chunk size in sctp_sf_ootb() A size validation fix similar to that in Commit 50619dbf8db7 ("sctp: add size validation when walking chunks") is also required in sctp_sf…
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High 8.1
ksmbd: fix slab-out-of-bounds in smb_strndup_from_utf16()
In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix slab-out-of-bounds in smb_strndup_from_utf16() If ->NameOffset of smb2_create_req is smaller than Buffer offset of smb2_create_req, slab-out-of-bounds read can happen from smb2_ope…
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High 8.1
wifi: cfg80211: check A-MSDU format more carefully
In the Linux kernel, the following vulnerability has been resolved: wifi: cfg80211: check A-MSDU format more carefully If it looks like there's another subframe in the A-MSDU but the header isn't fully there, we can end up reading data out of bounds, only to …
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High 8.1
wifi: iwlwifi: mvm: don't read past the mfuart notifcation
In the Linux kernel, the following vulnerability has been resolved: wifi: iwlwifi: mvm: don't read past the mfuart notifcation In case the firmware sends a notification that claims it has more data than it has, we will read past that was allocated for the not…
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High 8.1
ipv6: fix possible UAF in ip6_finish_output2()
In the Linux kernel, the following vulnerability has been resolved: ipv6: fix possible UAF in ip6_finish_output2() If skb_expand_head() returns NULL, skb has been freed and associated dst/idev could also have been freed. We need to hold rcu_read_lock() to mak…
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High 8.1
mptcp: pm: Fix uaf in __timer_delete_sync
In the Linux kernel, the following vulnerability has been resolved: mptcp: pm: Fix uaf in __timer_delete_sync There are two paths to access mptcp_pm_del_add_timer, result in a race condition: CPU1 CPU2 ==== ==== net_rx_action napi_poll netlink_sendmsg __napi_…
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High 8.1
nvmet-auth: assign dh_key to NULL after kfree_sensitive
In the Linux kernel, the following vulnerability has been resolved: nvmet-auth: assign dh_key to NULL after kfree_sensitive ctrl->dh_key might be used across multiple calls to nvmet_setup_dhgroup() for the same controller. So it's better to nullify it after r…
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High 8.0
Bluetooth: ISO: Fix UAF on iso_sock_timeout
In the Linux kernel, the following vulnerability has been resolved: Bluetooth: ISO: Fix UAF on iso_sock_timeout conn->sk maybe have been unlinked/freed while waiting for iso_conn_lock so this checks if the conn->sk is still valid by checking if it part of iso…
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High 8.0
Bluetooth: SCO: Fix UAF on sco_sock_timeout
In the Linux kernel, the following vulnerability has been resolved: Bluetooth: SCO: Fix UAF on sco_sock_timeout conn->sk maybe have been unlinked/freed while waiting for sco_conn_lock so this checks if the conn->sk is still valid by checking if it part of sco…
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High 7.9
KVM: Fix a data race on last_boosted_vcpu in kvm_vcpu_on_spin()
In the Linux kernel, the following vulnerability has been resolved: KVM: Fix a data race on last_boosted_vcpu in kvm_vcpu_on_spin() Use {READ,WRITE}_ONCE() to access kvm->last_boosted_vcpu to ensure the loads and stores are atomic. In the extremely unlikely s…
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High 7.8
gfs2: Fix slab-use-after-free in gfs2_qd_dealloc
In the Linux kernel, the following vulnerability has been resolved: gfs2: Fix slab-use-after-free in gfs2_qd_dealloc In gfs2_put_super(), whether withdrawn or not, the quota should be cleaned up by gfs2_quota_cleanup(). Otherwise, struct gfs2_sbd will be free…
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High 7.8
netfilter: nft_set_pipapo: walk over current view on netlink dump
In the Linux kernel, the following vulnerability has been resolved: netfilter: nft_set_pipapo: walk over current view on netlink dump The generation mask can be updated while netlink dump is in progress. The pipapo set backend walk iterator cannot rely on it …
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High 7.8
netfilter: nf_tables: use timestamp to check for set element timeout
In the Linux kernel, the following vulnerability has been resolved: netfilter: nf_tables: use timestamp to check for set element timeout Add a timestamp field at the beginning of the transaction, store it in the nftables per-netns area. Update set backend .in…
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High 7.8
usb: gadget: f_fs: Fix race between aio_cancel() and AIO request complete
In the Linux kernel, the following vulnerability has been resolved: usb: gadget: f_fs: Fix race between aio_cancel() and AIO request complete FFS based applications can utilize the aio_cancel() callback to dequeue pending USB requests submitted to the UDC. Th…
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High 7.8
drm/amd/display: Skip on writeback when it's not applicable
In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Skip on writeback when it's not applicable [WHY] dynamic memory safety error detector (KASAN) catches and generates error messages "BUG: KASAN: slab-out-of-bounds" as writeba…
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High 7.8
net: sched: sch_multiq: fix possible OOB write in multiq_tune()
In the Linux kernel, the following vulnerability has been resolved: net: sched: sch_multiq: fix possible OOB write in multiq_tune() q->bands will be assigned to qopt->bands to execute subsequent code logic after kmalloc. So the old q->bands should not be used…
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High 7.8
nilfs2: fix potential kernel bug due to lack of writeback flag waiting
In the Linux kernel, the following vulnerability has been resolved: nilfs2: fix potential kernel bug due to lack of writeback flag waiting Destructive writes to a block device on which nilfs2 is mounted can cause a kernel bug in the folio/page writeback start…
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High 7.8
ima: Fix use-after-free on a dentry's dname.name
In the Linux kernel, the following vulnerability has been resolved: ima: Fix use-after-free on a dentry's dname.name ->d_name.name can change on rename and the earlier value can be freed; there are conditions sufficient to stabilize it (->d_lock on dentry, ->…
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High 7.8
greybus: Fix use-after-free bug in gb_interface_release due to race condition.
In the Linux kernel, the following vulnerability has been resolved: greybus: Fix use-after-free bug in gb_interface_release due to race condition. In gb_interface_create, &intf->mode_switch_completion is bound with gb_interface_mode_switch_work. Then it will …
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High 7.8
btrfs: zoned: fix use-after-free due to race with dev replace
In the Linux kernel, the following vulnerability has been resolved: btrfs: zoned: fix use-after-free due to race with dev replace While loading a zone's info during creation of a block group, we can race with a device replace operation and then trigger a use-…
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High 7.8
sock_map: avoid race between sock_map_close and sk_psock_put
In the Linux kernel, the following vulnerability has been resolved: sock_map: avoid race between sock_map_close and sk_psock_put sk_psock_get will return NULL if the refcount of psock has gone to 0, which will happen when the last call of sk_psock_put is done…
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High 7.8
ionic: fix use after netif_napi_del()
In the Linux kernel, the following vulnerability has been resolved: ionic: fix use after netif_napi_del() When queues are started, netif_napi_add() and napi_enable() are called. If there are 4 queues and only 3 queues are used for the current configuration, o…
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High 7.8
netfilter: ipset: Fix race between namespace cleanup and gc in the list:set type
In the Linux kernel, the following vulnerability has been resolved: netfilter: ipset: Fix race between namespace cleanup and gc in the list:set type Lion Ackermann reported that there is a race condition between namespace cleanup in ipset and the garbage coll…
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High 7.8
cachefiles: remove requests from xarray during flushing requests
In the Linux kernel, the following vulnerability has been resolved: cachefiles: remove requests from xarray during flushing requests Even with CACHEFILES_DEAD set, we can still read the requests, so in the following concurrency the request may be used after i…
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High 7.8
jfs: xattr: fix buffer overflow for invalid xattr
In the Linux kernel, the following vulnerability has been resolved: jfs: xattr: fix buffer overflow for invalid xattr When an xattr size is not what is expected, it is printed out to the kernel log in hex format as a form of debugging. But when that xattr siz…
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High 7.8
drm/i915/dpt: Make DPT object unshrinkable
In the Linux kernel, the following vulnerability has been resolved: drm/i915/dpt: Make DPT object unshrinkable In some scenarios, the DPT object gets shrunk but the actual framebuffer did not and thus its still there on the DPT's vm->bound_list. Then it tries…
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High 7.8
ocfs2: fix races between hole punching and AIO+DIO
In the Linux kernel, the following vulnerability has been resolved: ocfs2: fix races between hole punching and AIO+DIO After commit "ocfs2: return real error code in ocfs2_dio_wr_get_block", fstests/generic/300 become from always failed to sometimes failed: =…
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High 7.8
ima: Avoid blocking in RCU read-side critical section
In the Linux kernel, the following vulnerability has been resolved: ima: Avoid blocking in RCU read-side critical section A panic happens in ima_match_policy: BUG: unable to handle kernel NULL pointer dereference at 0000000000000010 PGD 42f873067 P4D 0 Oops: …
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High 7.8
net: do not leave a dangling sk pointer, when socket creation fails
In the Linux kernel, the following vulnerability has been resolved: net: do not leave a dangling sk pointer, when socket creation fails It is possible to trigger a use-after-free by: * attaching an fentry probe to __sock_release() and the probe calling the bp…
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High 7.8
dmaengine: idxd: Fix possible Use-After-Free in irq_process_work_list
In the Linux kernel, the following vulnerability has been resolved: dmaengine: idxd: Fix possible Use-After-Free in irq_process_work_list Use list_for_each_entry_safe() to allow iterating through the list and deleting the entry in the iteration process. The d…
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High 7.8
netns: Make get_net_ns() handle zero refcount net
In the Linux kernel, the following vulnerability has been resolved: netns: Make get_net_ns() handle zero refcount net Syzkaller hit a warning: refcount_t: addition on 0; use-after-free. WARNING: CPU: 3 PID: 7890 at lib/refcount.c:25 refcount_warn_saturate+0xd…
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High 7.8
Avoid hw_desc array overrun in dw-axi-dmac
In the Linux kernel, the following vulnerability has been resolved: Avoid hw_desc array overrun in dw-axi-dmac I have a use case where nr_buffers = 3 and in which each descriptor is composed by 3 segments, resulting in the DMA channel descs_allocated to be 9.…
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High 7.8
powerpc/pseries: Enforce hcall result buffer validity and size
In the Linux kernel, the following vulnerability has been resolved: powerpc/pseries: Enforce hcall result buffer validity and size plpar_hcall(), plpar_hcall9(), and related functions expect callers to provide valid result buffers of certain minimum size. Cur…
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High 7.8
ACPICA: Revert "ACPICA: avoid Info: mapping multiple BARs. Your kernel is fine."
In the Linux kernel, the following vulnerability has been resolved: ACPICA: Revert "ACPICA: avoid Info: mapping multiple BARs. Your kernel is fine." Undo the modifications made in commit d410ee5109a1 ("ACPICA: avoid "Info: mapping multiple BARs. Your kernel i…
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High 7.8
KVM: arm64: Disassociate vcpus from redistributor region on teardown
In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: Disassociate vcpus from redistributor region on teardown When tearing down a redistributor region, make sure we don't have any dangling pointer to that region stored in a vcpu.
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High 7.8
RDMA/mlx5: Add check for srq max_sge attribute
In the Linux kernel, the following vulnerability has been resolved: RDMA/mlx5: Add check for srq max_sge attribute max_sge attribute is passed by the user, and is inserted and used unchecked, so verify that the value doesn't exceed maximum allowed value befor…
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High 7.8
bpf: Fix overrunning reservations in ringbuf
In the Linux kernel, the following vulnerability has been resolved: bpf: Fix overrunning reservations in ringbuf The BPF ring buffer internally is implemented as a power-of-2 sized circular buffer, with two logical and ever-increasing counters: consumer_pos i…
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High 7.8
filelock: Remove locks reliably when fcntl/close race is detected
In the Linux kernel, the following vulnerability has been resolved: filelock: Remove locks reliably when fcntl/close race is detected When fcntl_setlk() races with close(), it removes the created lock with do_lock_file_wait(). However, LSMs can allow the firs…
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High 7.8
ocfs2: add bounds checking to ocfs2_check_dir_entry()
In the Linux kernel, the following vulnerability has been resolved: ocfs2: add bounds checking to ocfs2_check_dir_entry() This adds sanity checks for ocfs2_dir_entry to make sure all members of ocfs2_dir_entry don't stray beyond valid memory region.
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High 7.8
ocfs2: strict bound check before memcmp in ocfs2_xattr_find_entry()
In the Linux kernel, the following vulnerability has been resolved: ocfs2: strict bound check before memcmp in ocfs2_xattr_find_entry() xattr in ocfs2 maybe 'non-indexed', which saved with additional space requested. It's better to check if the memory is out …
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High 7.8
jfs: don't walk off the end of ealist
In the Linux kernel, the following vulnerability has been resolved: jfs: don't walk off the end of ealist Add a check before visiting the members of ea to make sure each ea stays within the ealist.
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High 7.8
fs/ntfs3: Validate ff offset
In the Linux kernel, the following vulnerability has been resolved: fs/ntfs3: Validate ff offset This adds sanity checks for ff offset. There is a check on rt->first_free at first, but walking through by ff without any check. If the second ff is a large offse…
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High 7.8
filelock: Fix fcntl/close race recovery compat path
In the Linux kernel, the following vulnerability has been resolved: filelock: Fix fcntl/close race recovery compat path When I wrote commit 3cad1bc01041 ("filelock: Remove locks reliably when fcntl/close race is detected"), I missed that there are two copies …
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High 7.8
nilfs2: fix kernel bug on rename operation of broken directory
In the Linux kernel, the following vulnerability has been resolved: nilfs2: fix kernel bug on rename operation of broken directory Syzbot reported that in rename directory operation on broken directory on nilfs2, __block_write_begin_int() called to prepare bl…
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High 7.8
firmware: cs_dsp: Prevent buffer overrun when processing V2 alg headers
In the Linux kernel, the following vulnerability has been resolved: firmware: cs_dsp: Prevent buffer overrun when processing V2 alg headers Check that all fields of a V2 algorithm header fit into the available firmware data buffer. The wmfw V2 format introduc…
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High 7.8
udp: Set SOCK_RCU_FREE earlier in udp_lib_get_port().
In the Linux kernel, the following vulnerability has been resolved: udp: Set SOCK_RCU_FREE earlier in udp_lib_get_port(). syzkaller triggered the warning [0] in udp_v4_early_demux(). In udp_v[46]_early_demux() and sk_lookup(), we do not touch the refcount of …
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High 7.8
filelock: fix potential use-after-free in posix_lock_inode
In the Linux kernel, the following vulnerability has been resolved: filelock: fix potential use-after-free in posix_lock_inode Light Hsieh reported a KASAN UAF warning in trace_posix_lock_inode(). The request pointer had been changed earlier to point to a loc…
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High 7.8
cachefiles: wait for ondemand_object_worker to finish when dropping object
In the Linux kernel, the following vulnerability has been resolved: cachefiles: wait for ondemand_object_worker to finish when dropping object When queuing ondemand_object_worker() to re-open the object, cachefiles_object is not pinned. The cachefiles_object …
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High 7.8
cachefiles: fix slab-use-after-free in cachefiles_withdraw_cookie()
In the Linux kernel, the following vulnerability has been resolved: cachefiles: fix slab-use-after-free in cachefiles_withdraw_cookie() We got the following issue in our fault injection stress test: ============================================================…
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High 7.8
hfsplus: fix uninit-value in copy_name
In the Linux kernel, the following vulnerability has been resolved: hfsplus: fix uninit-value in copy_name [syzbot reported] BUG: KMSAN: uninit-value in sized_strscpy+0xc4/0x160 sized_strscpy+0xc4/0x160 copy_name+0x2af/0x320 fs/hfsplus/xattr.c:411 hfsplus_lis…
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High 7.8
drm/radeon: check bo_va->bo is non-NULL before using it
In the Linux kernel, the following vulnerability has been resolved: drm/radeon: check bo_va->bo is non-NULL before using it The call to radeon_vm_clear_freed might clear bo_va->bo, so we have to check it before dereferencing it.
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High 7.8
powerpc/eeh: avoid possible crash when edev->pdev changes
In the Linux kernel, the following vulnerability has been resolved: powerpc/eeh: avoid possible crash when edev->pdev changes If a PCI device is removed during eeh_pe_report_edev(), edev->pdev will change and can cause a crash, hold the PCI rescan/remove lock…
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High 7.8
ASoC: topology: Fix references to freed memory
In the Linux kernel, the following vulnerability has been resolved: ASoC: topology: Fix references to freed memory Most users after parsing a topology file, release memory used by it, so having pointer references directly into topology file contents is wrong.…
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High 7.8
KVM: PPC: Book3S HV: Prevent UAF in kvm_spapr_tce_attach_iommu_group()
In the Linux kernel, the following vulnerability has been resolved: KVM: PPC: Book3S HV: Prevent UAF in kvm_spapr_tce_attach_iommu_group() Al reported a possible use-after-free (UAF) in kvm_spapr_tce_attach_iommu_group(). It looks up `stt` from tablefd, but t…
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High 7.8
cachefiles: add consistency check for copen/cread
In the Linux kernel, the following vulnerability has been resolved: cachefiles: add consistency check for copen/cread This prevents malicious processes from completing random copen/cread requests and crashing the system. Added checks are listed below: * Gener…
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High 7.8
ata: libata-core: Fix double free on error
In the Linux kernel, the following vulnerability has been resolved: ata: libata-core: Fix double free on error If e.g. the ata_port_alloc() call in ata_host_alloc() fails, we will jump to the err_out label, which will call devres_release_group(). devres_relea…
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High 7.8
drm/i915/gt: Fix potential UAF by revoke of fence registers
In the Linux kernel, the following vulnerability has been resolved: drm/i915/gt: Fix potential UAF by revoke of fence registers CI has been sporadically reporting the following issue triggered by igt@i915_selftest@live@hangcheck on ADL-P and similar machines:…
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High 7.8
PCI/MSI: Fix UAF in msi_capability_init
In the Linux kernel, the following vulnerability has been resolved: PCI/MSI: Fix UAF in msi_capability_init KFENCE reports the following UAF: BUG: KFENCE: use-after-free read in __pci_enable_msi_range+0x2c0/0x488 Use-after-free read at 0x0000000024629571 (in …
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High 7.8
bpf: Take return from set_memory_ro() into account with bpf_prog_lock_ro()
In the Linux kernel, the following vulnerability has been resolved: bpf: Take return from set_memory_ro() into account with bpf_prog_lock_ro() set_memory_ro() can fail, leaving memory unprotected. Check its return and take it into account as an error.
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High 7.8
ALSA: emux: improve patch ioctl data validation
In the Linux kernel, the following vulnerability has been resolved: ALSA: emux: improve patch ioctl data validation In load_data(), make the validation of and skipping over the main info block match that in load_guspatch(). In load_guspatch(), add checking th…
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High 7.8
btrfs: fix adding block group to a reclaim list and the unused list during reclaim
In the Linux kernel, the following vulnerability has been resolved: btrfs: fix adding block group to a reclaim list and the unused list during reclaim There is a potential parallel list adding for retrying in btrfs_reclaim_bgs_work and adding to the unused li…
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High 7.8
nilfs2: add missing check for inode numbers on directory entries
In the Linux kernel, the following vulnerability has been resolved: nilfs2: add missing check for inode numbers on directory entries Syzbot reported that mounting and unmounting a specific pattern of corrupted nilfs2 filesystem images causes a use-after-free …
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High 7.8
nilfs2: fix inode number range checks
In the Linux kernel, the following vulnerability has been resolved: nilfs2: fix inode number range checks Patch series "nilfs2: fix potential issues related to reserved inodes". This series fixes one use-after-free issue reported by syzbot, caused by nilfs2's…
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High 7.8
netfilter: nf_tables: unconditionally flush pending work before notifier
In the Linux kernel, the following vulnerability has been resolved: netfilter: nf_tables: unconditionally flush pending work before notifier syzbot reports: KASAN: slab-uaf in nft_ctx_update include/net/netfilter/nf_tables.h:1831 KASAN: slab-uaf in nft_commit…
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High 7.8
jffs2: Fix potential illegal address access in jffs2_free_inode
In the Linux kernel, the following vulnerability has been resolved: jffs2: Fix potential illegal address access in jffs2_free_inode During the stress testing of the jffs2 file system,the following abnormal printouts were found: [ 2430.649000] Unable to handle…
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High 7.8
drm/amd/display: Check pipe offset before setting vblank
In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Check pipe offset before setting vblank pipe_ctx has a size of MAX_PIPES so checking its index before accessing the array. This fixes an OVERRUN issue reported by Coverity.
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High 7.8
usb: gadget: configfs: Prevent OOB read/write in usb_string_copy()
In the Linux kernel, the following vulnerability has been resolved: usb: gadget: configfs: Prevent OOB read/write in usb_string_copy() Userspace provided string 's' could trivially have the length zero. Left unchecked this will firstly result in an OOB read i…
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High 7.8
cachefiles: add missing lock protection when polling
In the Linux kernel, the following vulnerability has been resolved: cachefiles: add missing lock protection when polling Add missing lock protection in poll routine when iterating xarray, otherwise: Even with RCU read lock held, only the slot of the radix tre…
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High 7.8
gpio: pca953x: fix pca953x_irq_bus_sync_unlock race
In the Linux kernel, the following vulnerability has been resolved: gpio: pca953x: fix pca953x_irq_bus_sync_unlock race Ensure that `i2c_lock' is held when setting interrupt latch and mask in pca953x_irq_bus_sync_unlock() in order to avoid races. The other (n…
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High 7.8
drm/i915/gem: Fix Virtual Memory mapping boundaries calculation
In the Linux kernel, the following vulnerability has been resolved: drm/i915/gem: Fix Virtual Memory mapping boundaries calculation Calculating the size of the mapped area as the lesser value between the requested size and the actual size does not consider th…
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High 7.8
net/iucv: fix use after free in iucv_sock_close()
In the Linux kernel, the following vulnerability has been resolved: net/iucv: fix use after free in iucv_sock_close() iucv_sever_path() is called from process context and from bh context. iucv->path is used as indicator whether somebody else is taking care of…
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High 7.8
sched: act_ct: take care of padding in struct zones_ht_key
In the Linux kernel, the following vulnerability has been resolved: sched: act_ct: take care of padding in struct zones_ht_key Blamed commit increased lookup key size from 2 bytes to 16 bytes, because zones_ht_key got a struct net pointer. Make sure rhashtabl…
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High 7.8
f2fs: assign CURSEG_ALL_DATA_ATGC if blkaddr is valid
In the Linux kernel, the following vulnerability has been resolved: f2fs: assign CURSEG_ALL_DATA_ATGC if blkaddr is valid mkdir /mnt/test/comp f2fs_io setflags compression /mnt/test/comp dd if=/dev/zero of=/mnt/test/comp/testfile bs=16k count=1 truncate --siz…
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High 7.8
nvme-pci: add missing condition check for existence of mapped data
In the Linux kernel, the following vulnerability has been resolved: nvme-pci: add missing condition check for existence of mapped data nvme_map_data() is called when request has physical segments, hence the nvme_unmap_data() should have same condition to avoi…
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High 7.8
mISDN: Fix a use after free in hfcmulti_tx()
In the Linux kernel, the following vulnerability has been resolved: mISDN: Fix a use after free in hfcmulti_tx() Don't dereference *sp after calling dev_kfree_skb(*sp).
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High 7.8
scsi: qla2xxx: Fix for possible memory corruption
In the Linux kernel, the following vulnerability has been resolved: scsi: qla2xxx: Fix for possible memory corruption Init Control Block is dereferenced incorrectly. Correctly dereference ICB
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High 7.8
f2fs: fix return value of f2fs_convert_inline_inode()
In the Linux kernel, the following vulnerability has been resolved: f2fs: fix return value of f2fs_convert_inline_inode() If device is readonly, make f2fs_convert_inline_inode() return EROFS instead of zero, otherwise it may trigger panic during writeback of …
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High 7.8
f2fs: fix to don't dirty inode for readonly filesystem
In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to don't dirty inode for readonly filesystem syzbot reports f2fs bug as below: kernel BUG at fs/f2fs/inode.c:933! RIP: 0010:f2fs_evict_inode+0x1576/0x1590 fs/f2fs/inode.c:933 Call T…
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High 7.8
fs/ntfs3: Update log->page_{mask,bits} if log->page_size changed
In the Linux kernel, the following vulnerability has been resolved: fs/ntfs3: Update log->page_{mask,bits} if log->page_size changed If an NTFS file system is mounted to another system with different PAGE_SIZE from the original system, log->page_size will cha…
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High 7.8
dev/parport: fix the array out-of-bounds risk
In the Linux kernel, the following vulnerability has been resolved: dev/parport: fix the array out-of-bounds risk Fixed array out-of-bounds issues caused by sprintf by replacing it with snprintf for safer data copying, ensuring the destination buffer is not o…
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High 7.8
ext4: make sure the first directory block is not a hole
In the Linux kernel, the following vulnerability has been resolved: ext4: make sure the first directory block is not a hole The syzbot constructs a directory that has no dirblock but is non-inline, i.e. the first directory block is a hole. And no errors are r…
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High 7.8
udf: Avoid using corrupted block bitmap buffer
In the Linux kernel, the following vulnerability has been resolved: udf: Avoid using corrupted block bitmap buffer When the filesystem block bitmap is corrupted, we detect the corruption while loading the bitmap and fail the allocation with error. However the…
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High 7.8
hfs: fix to initialize fields of hfs_inode_info after hfs_alloc_inode()
In the Linux kernel, the following vulnerability has been resolved: hfs: fix to initialize fields of hfs_inode_info after hfs_alloc_inode() Syzbot reports uninitialized value access issue as below: loop0: detected capacity change from 0 to 64 ================…
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High 7.8
media: venus: fix use after free in vdec_close
In the Linux kernel, the following vulnerability has been resolved: media: venus: fix use after free in vdec_close There appears to be a possible use after free with vdec_close(). The firmware will add buffer release work to the work queue through HFI callbac…
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High 7.8
btrfs: fix extent map use-after-free when adding pages to compressed bio
In the Linux kernel, the following vulnerability has been resolved: btrfs: fix extent map use-after-free when adding pages to compressed bio At add_ra_bio_pages() we are accessing the extent map to calculate 'add_size' after we dropped our reference on the ex…
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High 7.8
leds: trigger: Unregister sysfs attributes before calling deactivate()
In the Linux kernel, the following vulnerability has been resolved: leds: trigger: Unregister sysfs attributes before calling deactivate() Triggers which have trigger specific sysfs attributes typically store related data in trigger-data allocated by the acti…
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High 7.8
s390/uv: Don't call folio_wait_writeback() without a folio reference
In the Linux kernel, the following vulnerability has been resolved: s390/uv: Don't call folio_wait_writeback() without a folio reference folio_wait_writeback() requires that no spinlocks are held and that a folio reference is held, as documented. After we dro…
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High 7.8
lib: objagg: Fix general protection fault
In the Linux kernel, the following vulnerability has been resolved: lib: objagg: Fix general protection fault The library supports aggregation of objects into other objects only if the parent object does not have a parent itself. That is, nesting is not suppo…
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High 7.8
dma: fix call order in dmam_free_coherent
In the Linux kernel, the following vulnerability has been resolved: dma: fix call order in dmam_free_coherent dmam_free_coherent() frees a DMA allocation, which makes the freed vaddr available for reuse, then calls devres_destroy() to remove and free the data…
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High 7.8
jfs: Fix array-index-out-of-bounds in diFree
In the Linux kernel, the following vulnerability has been resolved: jfs: Fix array-index-out-of-bounds in diFree
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High 7.8
media: pci: ivtv: Add check for DMA map result
In the Linux kernel, the following vulnerability has been resolved: media: pci: ivtv: Add check for DMA map result In case DMA fails, 'dma->SG_length' is 0. This value is later used to access 'dma->SGarray[dma->SG_length - 1]', which will cause out of bounds …
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High 7.8
mlxsw: spectrum_acl_erp: Fix object nesting warning
In the Linux kernel, the following vulnerability has been resolved: mlxsw: spectrum_acl_erp: Fix object nesting warning ACLs in Spectrum-2 and newer ASICs can reside in the algorithmic TCAM (A-TCAM) or in the ordinary circuit TCAM (C-TCAM). The former can con…
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High 7.8
exec: Fix ToCToU between perm check and set-uid/gid usage
In the Linux kernel, the following vulnerability has been resolved: exec: Fix ToCToU between perm check and set-uid/gid usage When opening a file for exec via do_filp_open(), permission checking is done against the file's metadata at that moment, and on succe…
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High 7.8
memcg: protect concurrent access to mem_cgroup_idr
In the Linux kernel, the following vulnerability has been resolved: memcg: protect concurrent access to mem_cgroup_idr Commit 73f576c04b94 ("mm: memcontrol: fix cgroup creation failure after many small jobs") decoupled the memcg IDs from the CSS ID space to f…
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High 7.8
net: drop bad gso csum_start and offset in virtio_net_hdr
In the Linux kernel, the following vulnerability has been resolved: net: drop bad gso csum_start and offset in virtio_net_hdr Tighten csum_start and csum_offset checks in virtio_net_hdr_to_skb for GSO packets. The function already checks that a checksum reque…
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High 7.8
net: bridge: mcast: wait for previous gc cycles when removing port
In the Linux kernel, the following vulnerability has been resolved: net: bridge: mcast: wait for previous gc cycles when removing port syzbot hit a use-after-free[1] which is caused because the bridge doesn't make sure that all previous garbage has been colle…
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High 7.8
jfs: fix null ptr deref in dtInsertEntry
In the Linux kernel, the following vulnerability has been resolved: jfs: fix null ptr deref in dtInsertEntry [syzbot reported] general protection fault, probably for non-canonical address 0xdffffc0000000001: 0000 [#1] PREEMPT SMP KASAN PTI KASAN: null-ptr-der…
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High 7.8CVE-2024-44946 Public exploit
kcm: Serialise kcm_sendmsg() for the same socket.
In the Linux kernel, the following vulnerability has been resolved: kcm: Serialise kcm_sendmsg() for the same socket. syzkaller reported UAF in kcm_release(). [0] The scenario is 1. Thread A builds a skb with MSG_MORE and sets kcm->seq_skb. 2. Thread A resume…
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High 7.8
parisc: fix a possible DMA corruption
In the Linux kernel, the following vulnerability has been resolved: parisc: fix a possible DMA corruption ARCH_DMA_MINALIGN was defined as 16 - this is too small - it may be possible that two unrelated 16-byte allocations share a cache line. If one of these a…
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High 7.8
ALSA: line6: Fix racy access to midibuf
In the Linux kernel, the following vulnerability has been resolved: ALSA: line6: Fix racy access to midibuf There can be concurrent accesses to line6 midibuf from both the URB completion callback and the rawmidi API access. This could be a cause of KMSAN warn…
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High 7.8
binfmt_flat: Fix corruption when not offsetting data start
In the Linux kernel, the following vulnerability has been resolved: binfmt_flat: Fix corruption when not offsetting data start Commit 04d82a6d0881 ("binfmt_flat: allow not offsetting data start") introduced a RISC-V specific variant of the FLAT format which d…
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High 7.8
drm/mgag200: Bind I2C lifetime to DRM device
In the Linux kernel, the following vulnerability has been resolved: drm/mgag200: Bind I2C lifetime to DRM device Managed cleanup with devm_add_action_or_reset() will release the I2C adapter when the underlying Linux device goes away. But the connector still r…
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High 7.8
mptcp: pm: avoid possible UaF when selecting endp
In the Linux kernel, the following vulnerability has been resolved: mptcp: pm: avoid possible UaF when selecting endp select_local_address() and select_signal_address() both select an endpoint entry from the list inside an RCU protected section, but return a …
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High 7.8
ipv6: prevent UAF in ip6_send_skb()
In the Linux kernel, the following vulnerability has been resolved: ipv6: prevent UAF in ip6_send_skb() syzbot reported an UAF in ip6_send_skb() [1] After ip6_local_out() has returned, we no longer can safely dereference rt, unless we hold rcu_read_lock(). A …
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High 7.8
net: hns3: fix a deadlock problem when config TC during resetting
In the Linux kernel, the following vulnerability has been resolved: net: hns3: fix a deadlock problem when config TC during resetting When config TC during the reset process, may cause a deadlock, the flow is as below: pf reset start │ ▼ ...... setup tc │ │ ▼…
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High 7.8
fs/netfs/fscache_cookie: add missing "n_accesses" check
In the Linux kernel, the following vulnerability has been resolved: fs/netfs/fscache_cookie: add missing "n_accesses" check This fixes a NULL pointer dereference bug due to a data race which looks like this: BUG: kernel NULL pointer dereference, address: 0000…
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High 7.8
netem: fix return value if duplicate enqueue fails
In the Linux kernel, the following vulnerability has been resolved: netem: fix return value if duplicate enqueue fails There is a bug in netem_enqueue() introduced by commit 5845f706388a ("net: netem: fix skb length BUG_ON in __skb_to_sgvec") that can lead to…
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High 7.8
net/mlx5e: Take state lock during tx timeout reporter
In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Take state lock during tx timeout reporter mlx5e_safe_reopen_channels() requires the state lock taken. The referenced changed in the Fixes tag removed the lock to fix another issue…
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High 7.8
mm/vmalloc: fix page mapping if vm_area_alloc_pages() with high order fallback to order 0
In the Linux kernel, the following vulnerability has been resolved: mm/vmalloc: fix page mapping if vm_area_alloc_pages() with high order fallback to order 0 The __vmap_pages_range_noflush() assumes its argument pages** contains pages with the same page shift…
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High 7.8
scsi: aacraid: Fix double-free on probe failure
In the Linux kernel, the following vulnerability has been resolved: scsi: aacraid: Fix double-free on probe failure aac_probe_one() calls hardware-specific init functions through the aac_driver_ident::init pointer, all of which eventually call down to aac_ini…
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High 7.8
usb: dwc3: st: fix probed platform device ref count on probe error path
In the Linux kernel, the following vulnerability has been resolved: usb: dwc3: st: fix probed platform device ref count on probe error path The probe function never performs any paltform device allocation, thus error path "undo_platform_dev_alloc" is entirely…
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High 7.8
drm/vmwgfx: Prevent unmapping active read buffers
In the Linux kernel, the following vulnerability has been resolved: drm/vmwgfx: Prevent unmapping active read buffers The kms paths keep a persistent map active to read and compare the cursor buffer. These maps can race with each other in simple scenario wher…
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High 7.8
perf/aux: Fix AUX buffer serialization
In the Linux kernel, the following vulnerability has been resolved: perf/aux: Fix AUX buffer serialization Ole reported that event->mmap_mutex is strictly insufficient to serialize the AUX buffer, add a per RB mutex to fully serialize it. Note that in the loc…
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High 7.8
dmaengine: altera-msgdma: properly free descriptor in msgdma_free_descriptor
In the Linux kernel, the following vulnerability has been resolved: dmaengine: altera-msgdma: properly free descriptor in msgdma_free_descriptor Remove list_del call in msgdma_chan_desc_cleanup, this should be the role of msgdma_free_descriptor. In consequenc…
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High 7.8
drm/amdgpu: Fix out-of-bounds write warning
In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: Fix out-of-bounds write warning Check the ring type value to fix the out-of-bounds write warning
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High 7.8
btrfs: fix race between direct IO write and fsync when using same fd
In the Linux kernel, the following vulnerability has been resolved: btrfs: fix race between direct IO write and fsync when using same fd If we have 2 threads that are using the same file descriptor and one of them is doing direct IO writes while the other is …
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High 7.8
VMCI: Fix use-after-free when removing resource in vmci_resource_remove()
In the Linux kernel, the following vulnerability has been resolved: VMCI: Fix use-after-free when removing resource in vmci_resource_remove() When removing a resource from vmci_resource_table in vmci_resource_remove(), the search is performed using the resour…
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High 7.8
binder: fix UAF caused by offsets overwrite
In the Linux kernel, the following vulnerability has been resolved: binder: fix UAF caused by offsets overwrite Binder objects are processed and copied individually into the target buffer during transactions. Any raw data in-between these objects is copied as…
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High 7.8
HID: amd_sfh: free driver_data after destroying hid device
In the Linux kernel, the following vulnerability has been resolved: HID: amd_sfh: free driver_data after destroying hid device HID driver callbacks aren't called anymore once hid_destroy_device() has been called. Hence, hid driver_data should be freed only af…
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High 7.8
PCI: Add missing bridge lock to pci_bus_lock()
In the Linux kernel, the following vulnerability has been resolved: PCI: Add missing bridge lock to pci_bus_lock() One of the true positives that the cfg_access_lock lockdep effort identified is this sequence: WARNING: CPU: 14 PID: 1 at drivers/pci/pci.c:4886…
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High 7.8
can: bcm: Remove proc entry when dev is unregistered.
In the Linux kernel, the following vulnerability has been resolved: can: bcm: Remove proc entry when dev is unregistered. syzkaller reported a warning in bcm_connect() below. [0] The repro calls connect() to vxcan1, removes vxcan1, and calls connect() with if…
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High 7.8
udf: Avoid excessive partition lengths
In the Linux kernel, the following vulnerability has been resolved: udf: Avoid excessive partition lengths Avoid mounting filesystems where the partition would overflow the 32-bits used for block number. Also refuse to mount filesystems where the partition le…
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High 7.8
nilfs2: protect references to superblock parameters exposed in sysfs
In the Linux kernel, the following vulnerability has been resolved: nilfs2: protect references to superblock parameters exposed in sysfs The superblock buffers of nilfs2 can not only be overwritten at runtime for modifications/repairs, but they are also regul…
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High 7.8
nilfs2: fix missing cleanup on rollforward recovery error
In the Linux kernel, the following vulnerability has been resolved: nilfs2: fix missing cleanup on rollforward recovery error In an error injection test of a routine for mount-time recovery, KASAN found a use-after-free bug. It turned out that if data recover…
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High 7.8
ASoC: dapm: Fix UAF for snd_soc_pcm_runtime object
In the Linux kernel, the following vulnerability has been resolved: ASoC: dapm: Fix UAF for snd_soc_pcm_runtime object When using kernel with the following extra config, - CONFIG_KASAN=y - CONFIG_KASAN_GENERIC=y - CONFIG_KASAN_INLINE=y - CONFIG_KASAN_VMALLOC=…
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High 7.8
sch/netem: fix use after free in netem_dequeue
In the Linux kernel, the following vulnerability has been resolved: sch/netem: fix use after free in netem_dequeue If netem_dequeue() enqueues packet to inner qdisc and that qdisc returns __NET_XMIT_STOLEN. The packet is dropped but qdisc_tree_reduce_backlog(…
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High 7.8
drm/amd/display: Skip inactive planes within ModeSupportAndSystemConfiguration
In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Skip inactive planes within ModeSupportAndSystemConfiguration [Why] Coverity reports Memory - illegal accesses. [How] Skip inactive planes.
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High 7.8
drm/amd/display: Check gpio_id before used as array index
In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Check gpio_id before used as array index [WHY & HOW] GPIO_ID_UNKNOWN (-1) is not a valid value for array index and therefore should be checked in advance. This fixes 5 OVERRU…
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High 7.8
KVM: x86: Acquire kvm->srcu when handling KVM_SET_VCPU_EVENTS
In the Linux kernel, the following vulnerability has been resolved: KVM: x86: Acquire kvm->srcu when handling KVM_SET_VCPU_EVENTS Grab kvm->srcu when processing KVM_SET_VCPU_EVENTS, as KVM will forcibly leave nested VMX/SVM if SMM mode is being toggled, and l…
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High 7.8
dma-buf: heaps: Fix off-by-one in CMA heap fault handler
In the Linux kernel, the following vulnerability has been resolved: dma-buf: heaps: Fix off-by-one in CMA heap fault handler Until VM_DONTEXPAND was added in commit 1c1914d6e8c6 ("dma-buf: heaps: Don't track CMA dma-buf pages under RssFile") it was possible t…
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High 7.8
platform/x86: panasonic-laptop: Fix SINF array out of bounds accesses
In the Linux kernel, the following vulnerability has been resolved: platform/x86: panasonic-laptop: Fix SINF array out of bounds accesses The panasonic laptop code in various places uses the SINF array with index values of 0 - SINF_CUR_BRIGHT(0x0d) without ch…
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High 7.8
lib/generic-radix-tree.c: Fix rare race in __genradix_ptr_alloc()
In the Linux kernel, the following vulnerability has been resolved: lib/generic-radix-tree.c: Fix rare race in __genradix_ptr_alloc() If we need to increase the tree depth, allocate a new node, and then race with another thread that increased the tree depth b…
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High 7.8
ocfs2: add bounds checking to ocfs2_xattr_find_entry()
In the Linux kernel, the following vulnerability has been resolved: ocfs2: add bounds checking to ocfs2_xattr_find_entry() Add a paranoia check to make sure it doesn't stray beyond valid memory region containing ocfs2 xattr entries when scanning for a match. …
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High 7.8
mm: avoid leaving partial pfn mappings around in error case
In the Linux kernel, the following vulnerability has been resolved: mm: avoid leaving partial pfn mappings around in error case As Jann points out, PFN mappings are special, because unlike normal memory mappings, there is no lifetime information associated wi…
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High 7.8
vfs: fix race between evice_inodes() and find_inode()&iput()
In the Linux kernel, the following vulnerability has been resolved: vfs: fix race between evice_inodes() and find_inode()&iput() Hi, all Recently I noticed a bug[1] in btrfs, after digged it into and I believe it'a race in vfs. Let's assume there's a inode (i…
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High 7.8
f2fs: get rid of online repaire on corrupted directory
In the Linux kernel, the following vulnerability has been resolved: f2fs: get rid of online repaire on corrupted directory syzbot reports a f2fs bug as below: kernel BUG at fs/f2fs/inode.c:896! RIP: 0010:f2fs_evict_inode+0x1598/0x15c0 fs/f2fs/inode.c:896 Call…
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High 7.8
drivers: media: dvb-frontends/rtl2830: fix an out-of-bounds write error
In the Linux kernel, the following vulnerability has been resolved: drivers: media: dvb-frontends/rtl2830: fix an out-of-bounds write error Ensure index in rtl2830_pid_filter does not exceed 31 to prevent out-of-bounds access. dev->filters is a 32-bit value, …
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High 7.8
drivers: media: dvb-frontends/rtl2832: fix an out-of-bounds write error
In the Linux kernel, the following vulnerability has been resolved: drivers: media: dvb-frontends/rtl2832: fix an out-of-bounds write error Ensure index in rtl2832_pid_filter does not exceed 31 to prevent out-of-bounds access. dev->filters is a 32-bit value, …
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High 7.8
ext4: avoid OOB when system.data xattr changes underneath the filesystem
In the Linux kernel, the following vulnerability has been resolved: ext4: avoid OOB when system.data xattr changes underneath the filesystem When looking up for an entry in an inlined directory, if e_value_offs is changed underneath the filesystem by some cha…
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High 7.8
block, bfq: fix possible UAF for bfqq->bic with merge chain
In the Linux kernel, the following vulnerability has been resolved: block, bfq: fix possible UAF for bfqq->bic with merge chain 1) initial state, three tasks: Process 1 Process 2 Process 3 (BIC1) (BIC2) (BIC3) | Λ | Λ | Λ | | | | | | V | V | V | bfqq1 bfqq2 b…
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High 7.8
jfs: fix out-of-bounds in dbNextAG() and diAlloc()
In the Linux kernel, the following vulnerability has been resolved: jfs: fix out-of-bounds in dbNextAG() and diAlloc() In dbNextAG() , there is no check for the case where bmp->db_numag is greater or same than MAXAG due to a polluted image, which causes an ou…
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High 7.8
x86/tdx: Fix "in-kernel MMIO" check
In the Linux kernel, the following vulnerability has been resolved: x86/tdx: Fix "in-kernel MMIO" check TDX only supports kernel-initiated MMIO operations. The handle_mmio() function checks if the #VE exception occurred in the kernel and rejects the operation…
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High 7.8
firmware_loader: Block path traversal
In the Linux kernel, the following vulnerability has been resolved: firmware_loader: Block path traversal Most firmware names are hardcoded strings, or are constructed from fairly constrained format strings where the dynamic parts are just some hex numbers or…
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High 7.8
net: seeq: Fix use after free vulnerability in ether3 Driver Due to Race Condition
In the Linux kernel, the following vulnerability has been resolved: net: seeq: Fix use after free vulnerability in ether3 Driver Due to Race Condition In the ether3_probe function, a timer is initialized with a callback function ether3_ledoff, bound to &prev(…
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High 7.8
vhost_vdpa: assign irq bypass producer token correctly
In the Linux kernel, the following vulnerability has been resolved: vhost_vdpa: assign irq bypass producer token correctly We used to call irq_bypass_unregister_producer() in vhost_vdpa_setup_vq_irq() which is problematic as we don't know if the token pointer…
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High 7.8
RDMA/hns: Fix Use-After-Free of rsv_qp on HIP08
In the Linux kernel, the following vulnerability has been resolved: RDMA/hns: Fix Use-After-Free of rsv_qp on HIP08 Currently rsv_qp is freed before ib_unregister_device() is called on HIP08. During the time interval, users can still dereg MR and rsv_qp will …
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High 7.8
f2fs: fix to check atomic_file in f2fs ioctl interfaces
In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to check atomic_file in f2fs ioctl interfaces Some f2fs ioctl interfaces like f2fs_ioc_set_pin_file(), f2fs_move_file_range(), and f2fs_defragment_range() missed to check atomic_wri…
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High 7.8
tracing/timerlat: Fix a race during cpuhp processing
In the Linux kernel, the following vulnerability has been resolved: tracing/timerlat: Fix a race during cpuhp processing There is another found exception that the "timerlat/1" thread was scheduled on CPU0, and lead to timer corruption finally: ``` ODEBUG: ini…
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High 7.8
btrfs: wait for fixup workers before stopping cleaner kthread during umount
In the Linux kernel, the following vulnerability has been resolved: btrfs: wait for fixup workers before stopping cleaner kthread during umount During unmount, at close_ctree(), we have the following steps in this order: 1) Park the cleaner kthread - this doe…
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High 7.8CVE-2024-49882 Public exploit
ext4: fix double brelse() the buffer of the extents path
In the Linux kernel, the following vulnerability has been resolved: ext4: fix double brelse() the buffer of the extents path In ext4_ext_try_to_merge_up(), set path[1].p_bh to NULL after it has been released, otherwise it may be released twice. An example of …
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High 7.8
ext4: aovid use-after-free in ext4_ext_insert_extent()
In the Linux kernel, the following vulnerability has been resolved: ext4: aovid use-after-free in ext4_ext_insert_extent() As Ojaswin mentioned in Link, in ext4_ext_insert_extent(), if the path is reallocated in ext4_ext_create_new_leaf(), we'll use the stale…
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High 7.8
ext4: fix slab-use-after-free in ext4_split_extent_at()
In the Linux kernel, the following vulnerability has been resolved: ext4: fix slab-use-after-free in ext4_split_extent_at() We hit the following use-after-free: ================================================================== BUG: KASAN: slab-use-after-free…
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High 7.8
platform/x86: ISST: Fix the KASAN report slab-out-of-bounds bug
In the Linux kernel, the following vulnerability has been resolved: platform/x86: ISST: Fix the KASAN report slab-out-of-bounds bug Attaching SST PCI device to VM causes "BUG: KASAN: slab-out-of-bounds". kasan report: [ 19.411889] ============================…
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High 7.8
ext4: avoid use-after-free in ext4_ext_show_leaf()
In the Linux kernel, the following vulnerability has been resolved: ext4: avoid use-after-free in ext4_ext_show_leaf() In ext4_find_extent(), path may be freed by error or be reallocated, so using a previously saved *ppath may have been freed and thus may tri…
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High 7.8
jfs: check if leafidx greater than num leaves per dmap tree
In the Linux kernel, the following vulnerability has been resolved: jfs: check if leafidx greater than num leaves per dmap tree syzbot report a out of bounds in dbSplit, it because dmt_leafidx greater than num leaves per dmap tree, add a checking for dmt_leaf…
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High 7.8
fbdev: pxafb: Fix possible use after free in pxafb_task()
In the Linux kernel, the following vulnerability has been resolved: fbdev: pxafb: Fix possible use after free in pxafb_task() In the pxafb_probe function, it calls the pxafb_init_fbinfo function, after which &fbi->task is associated with pxafb_task. Moreover,…
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High 7.8
netfilter: nf_tables: prevent nf_skb_duplicated corruption
In the Linux kernel, the following vulnerability has been resolved: netfilter: nf_tables: prevent nf_skb_duplicated corruption syzbot found that nf_dup_ipv4() or nf_dup_ipv6() could write per-cpu variable nf_skb_duplicated in an unsafe way [1]. Disabling pree…
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High 7.8
ocfs2: reserve space for inline xattr before attaching reflink tree
In the Linux kernel, the following vulnerability has been resolved: ocfs2: reserve space for inline xattr before attaching reflink tree One of our customers reported a crash and a corrupted ocfs2 filesystem. The crash was due to the detection of corruption. U…
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High 7.8
ext4: fix timer use-after-free on failed mount
In the Linux kernel, the following vulnerability has been resolved: ext4: fix timer use-after-free on failed mount Syzbot has found an ODEBUG bug in ext4_fill_super The del_timer_sync function cancels the s_err_report timer, which reminds about filesystem err…
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High 7.8
ocfs2: remove unreasonable unlock in ocfs2_read_blocks
In the Linux kernel, the following vulnerability has been resolved: ocfs2: remove unreasonable unlock in ocfs2_read_blocks Patch series "Misc fixes for ocfs2_read_blocks", v5. This series contains 2 fixes for ocfs2_read_blocks(). The first patch fix the issue…
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High 7.8
ocfs2: cancel dqi_sync_work before freeing oinfo
In the Linux kernel, the following vulnerability has been resolved: ocfs2: cancel dqi_sync_work before freeing oinfo ocfs2_global_read_info() will initialize and schedule dqi_sync_work at the end, if error occurs after successfully reading global quota, it wi…
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High 7.8
drm/amd/display: Fix index out of bounds in DCN30 color transformation
In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Fix index out of bounds in DCN30 color transformation This commit addresses a potential index out of bounds issue in the `cm3_helper_translate_curve_to_hw_format` function in…
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High 7.8
r8169: add tally counter fields added with RTL8125
In the Linux kernel, the following vulnerability has been resolved: r8169: add tally counter fields added with RTL8125 RTL8125 added fields to the tally counter, what may result in the chip dma'ing these new fields to unallocated memory. Therefore make sure t…
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High 7.8
media: venus: fix use after free bug in venus_remove due to race condition
In the Linux kernel, the following vulnerability has been resolved: media: venus: fix use after free bug in venus_remove due to race condition in venus_probe, core->work is bound with venus_sys_error_handler, which is used to handle error. The code use core->…
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High 7.8
ext4: drop ppath from ext4_ext_replay_update_ex() to avoid double-free
In the Linux kernel, the following vulnerability has been resolved: ext4: drop ppath from ext4_ext_replay_update_ex() to avoid double-free When calling ext4_force_split_extent_at() in ext4_ext_replay_update_ex(), the 'ppath' is updated but it is the 'path' th…
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High 7.8
platform/x86: x86-android-tablets: Fix use after free on platform_device_register() errors
In the Linux kernel, the following vulnerability has been resolved: platform/x86: x86-android-tablets: Fix use after free on platform_device_register() errors x86_android_tablet_remove() frees the pdevs[] array, so it should not be used after calling x86_andr…
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High 7.8
drm/amdkfd: amdkfd_free_gtt_mem clear the correct pointer
In the Linux kernel, the following vulnerability has been resolved: drm/amdkfd: amdkfd_free_gtt_mem clear the correct pointer Pass pointer reference to amdgpu_bo_unref to clear the correct pointer, otherwise amdgpu_bo_unref clear the local variable, the origi…
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High 7.8
drm/stm: Avoid use-after-free issues with crtc and plane
In the Linux kernel, the following vulnerability has been resolved: drm/stm: Avoid use-after-free issues with crtc and plane ltdc_load() calls functions drm_crtc_init_with_planes(), drm_universal_plane_init() and drm_encoder_init(). These functions should not…
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High 7.8
net/mlx5: Fix error path in multi-packet WQE transmit
In the Linux kernel, the following vulnerability has been resolved: net/mlx5: Fix error path in multi-packet WQE transmit Remove the erroneous unmap in case no DMA mapping was established The multi-packet WQE transmit code attempts to obtain a DMA mapping for…
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High 7.8
drm/v3d: Stop the active perfmon before being destroyed
In the Linux kernel, the following vulnerability has been resolved: drm/v3d: Stop the active perfmon before being destroyed When running `kmscube` with one or more performance monitors enabled via `GALLIUM_HUD`, the following kernel panic can occur: [ 55.0083…
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High 7.8
net: do not delay dst_entries_add() in dst_release()
In the Linux kernel, the following vulnerability has been resolved: net: do not delay dst_entries_add() in dst_release() dst_entries_add() uses per-cpu data that might be freed at netns dismantle from ip6_route_net_exit() calling dst_entries_destroy() Before …
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High 7.8
net/sched: accept TCA_STAB only for root qdisc
In the Linux kernel, the following vulnerability has been resolved: net/sched: accept TCA_STAB only for root qdisc Most qdiscs maintain their backlog using qdisc_pkt_len(skb) on the assumption it is invariant between the enqueue() and dequeue() handlers. Unfo…
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High 7.8
ntb: ntb_hw_switchtec: Fix use after free vulnerability in switchtec_ntb_remove due to race condition
In the Linux kernel, the following vulnerability has been resolved: ntb: ntb_hw_switchtec: Fix use after free vulnerability in switchtec_ntb_remove due to race condition In the switchtec_ntb_add function, it can call switchtec_ntb_init_sndev function, then &s…
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High 7.8
uprobe: avoid out-of-bounds memory access of fetching args
In the Linux kernel, the following vulnerability has been resolved: uprobe: avoid out-of-bounds memory access of fetching args Uprobe needs to fetch args into a percpu buffer, and then copy to ring buffer to avoid non-atomic context problem. Sometimes user-sp…
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High 7.8
tty: n_gsm: Fix use-after-free in gsm_cleanup_mux
In the Linux kernel, the following vulnerability has been resolved: tty: n_gsm: Fix use-after-free in gsm_cleanup_mux BUG: KASAN: slab-use-after-free in gsm_cleanup_mux+0x77b/0x7b0 drivers/tty/n_gsm.c:3160 [n_gsm] Read of size 8 at addr ffff88815fe99c00 by ta…
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High 7.8
parport: Proper fix for array out-of-bounds access
In the Linux kernel, the following vulnerability has been resolved: parport: Proper fix for array out-of-bounds access The recent fix for array out-of-bounds accesses replaced sprintf() calls blindly with snprintf(). However, since snprintf() returns the woul…
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High 7.8
Bluetooth: ISO: Fix multiple init when debugfs is disabled
In the Linux kernel, the following vulnerability has been resolved: Bluetooth: ISO: Fix multiple init when debugfs is disabled If bt_debugfs is not created successfully, which happens if either CONFIG_DEBUG_FS or CONFIG_DEBUG_FS_ALLOW_ALL is unset, then iso_i…
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High 7.8
Bluetooth: Call iso_exit() on module unload
In the Linux kernel, the following vulnerability has been resolved: Bluetooth: Call iso_exit() on module unload If iso_init() has been called, iso_exit() must be called on module unload. Without that, the struct proto that iso_init() registered with proto_reg…
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High 7.8
blk-rq-qos: fix crash on rq_qos_wait vs. rq_qos_wake_function race
In the Linux kernel, the following vulnerability has been resolved: blk-rq-qos: fix crash on rq_qos_wait vs. rq_qos_wake_function race We're seeing crashes from rq_qos_wake_function that look like this: BUG: unable to handle page fault for address: ffffafe180…
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High 7.8
btrfs: fix uninitialized pointer free on read_alloc_one_name() error
In the Linux kernel, the following vulnerability has been resolved: btrfs: fix uninitialized pointer free on read_alloc_one_name() error The function read_alloc_one_name() does not initialize the name field of the passed fscrypt_str struct if kmalloc fails to…
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High 7.8
btrfs: fix uninitialized pointer free in add_inode_ref()
In the Linux kernel, the following vulnerability has been resolved: btrfs: fix uninitialized pointer free in add_inode_ref() The add_inode_ref() function does not initialize the "name" struct when it is declared. If any of the following calls to "read_one_ino…
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High 7.8
iommu/vt-d: Fix incorrect pci_for_each_dma_alias() for non-PCI devices
In the Linux kernel, the following vulnerability has been resolved: iommu/vt-d: Fix incorrect pci_for_each_dma_alias() for non-PCI devices Previously, the domain_context_clear() function incorrectly called pci_for_each_dma_alias() to set up context entries fo…
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High 7.8
net: sched: use RCU read-side critical section in taprio_dump()
In the Linux kernel, the following vulnerability has been resolved: net: sched: use RCU read-side critical section in taprio_dump() Fix possible use-after-free in 'taprio_dump()' by adding RCU read-side critical section there. Never seen on x86 but found on a…
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High 7.8
net: sched: fix use-after-free in taprio_change()
In the Linux kernel, the following vulnerability has been resolved: net: sched: fix use-after-free in taprio_change() In 'taprio_change()', 'admin' pointer may become dangling due to sched switch / removal caused by 'advance_sched()', and critical section pro…
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High 7.8
net: wwan: fix global oob in wwan_rtnl_policy
In the Linux kernel, the following vulnerability has been resolved: net: wwan: fix global oob in wwan_rtnl_policy The variable wwan_rtnl_link_ops assign a *bigger* maxtype which leads to a global out-of-bounds read when parsing the netlink attributes. Exactly…
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High 7.8
ACPI: PRM: Find EFI_MEMORY_RUNTIME block for PRM handler and context
In the Linux kernel, the following vulnerability has been resolved: ACPI: PRM: Find EFI_MEMORY_RUNTIME block for PRM handler and context PRMT needs to find the correct type of block to translate the PA-VA mapping for EFI runtime services. The issue arises bec…
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High 7.8
udf: fix uninit-value use in udf_get_fileshortad
In the Linux kernel, the following vulnerability has been resolved: udf: fix uninit-value use in udf_get_fileshortad Check for overflow when computing alen in udf_current_aext to mitigate later uninit-value use in udf_get_fileshortad KMSAN bug[1]. After apply…
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High 7.8
usb: typec: altmode should keep reference to parent
In the Linux kernel, the following vulnerability has been resolved: usb: typec: altmode should keep reference to parent The altmode device release refers to its parent device, but without keeping a reference to it. When registering the altmode, get a referenc…
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High 7.8
smb: client: fix OOBs when building SMB2_IOCTL request
In the Linux kernel, the following vulnerability has been resolved: smb: client: fix OOBs when building SMB2_IOCTL request When using encryption, either enforced by the server or when using 'seal' mount option, the client will squash all compound request buff…
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High 7.8
netdevsim: use cond_resched() in nsim_dev_trap_report_work()
In the Linux kernel, the following vulnerability has been resolved: netdevsim: use cond_resched() in nsim_dev_trap_report_work() I am still seeing many syzbot reports hinting that syzbot might fool nsim_dev_trap_report_work() with hundreds of ports [1] Lets u…
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High 7.8
fbdev: sisfb: Fix strbuf array overflow
In the Linux kernel, the following vulnerability has been resolved: fbdev: sisfb: Fix strbuf array overflow The values of the variables xres and yres are placed in strbuf. These variables are obtained from strbuf1. The strbuf1 array contains digit characters …
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High 7.8
net: explicitly clear the sk pointer, when pf->create fails
In the Linux kernel, the following vulnerability has been resolved: net: explicitly clear the sk pointer, when pf->create fails We have recently noticed the exact same KASAN splat as in commit 6cd4a78d962b ("net: do not leave a dangling sk pointer, when socke…
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High 7.8
drm/vc4: Stop the active perfmon before being destroyed
In the Linux kernel, the following vulnerability has been resolved: drm/vc4: Stop the active perfmon before being destroyed Upon closing the file descriptor, the active performance monitor is not stopped. Although all perfmons are destroyed in `vc4_perfmon_cl…
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High 7.8
net: phy: dp83869: fix memory corruption when enabling fiber
In the Linux kernel, the following vulnerability has been resolved: net: phy: dp83869: fix memory corruption when enabling fiber When configuring the fiber port, the DP83869 PHY driver incorrectly calls linkmode_set_bit() with a bit mask (1 << 10) rather than…
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High 7.8
HID: amd_sfh: Switch to device-managed dmam_alloc_coherent()
In the Linux kernel, the following vulnerability has been resolved: HID: amd_sfh: Switch to device-managed dmam_alloc_coherent() Using the device-managed version allows to simplify clean-up in probe() error path. Additionally, this device-managed ensures prop…
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High 7.8
maple_tree: correct tree corruption on spanning store
In the Linux kernel, the following vulnerability has been resolved: maple_tree: correct tree corruption on spanning store Patch series "maple_tree: correct tree corruption on spanning store", v3. There has been a nasty yet subtle maple tree corruption bug tha…
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High 7.8
RDMA/bnxt_re: Fix a bug while setting up Level-2 PBL pages
In the Linux kernel, the following vulnerability has been resolved: RDMA/bnxt_re: Fix a bug while setting up Level-2 PBL pages Avoid memory corruption while setting up Level-2 PBL pages for the non MR resources when num_pages > 256K. There will be a single PD…
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High 7.8
RDMA/bnxt_re: Add a check for memory allocation
In the Linux kernel, the following vulnerability has been resolved: RDMA/bnxt_re: Add a check for memory allocation __alloc_pbl() can return error when memory allocation fails. Driver is not checking the status on one of the instances.
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High 7.8
nilfs2: fix kernel bug due to missing clearing of checked flag
In the Linux kernel, the following vulnerability has been resolved: nilfs2: fix kernel bug due to missing clearing of checked flag Syzbot reported that in directory operations after nilfs2 detects filesystem corruption and degrades to read-only, __block_write…
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High 7.8
wifi: cfg80211: clear wdev->cqm_config pointer on free
In the Linux kernel, the following vulnerability has been resolved: wifi: cfg80211: clear wdev->cqm_config pointer on free When we free wdev->cqm_config when unregistering, we also need to clear out the pointer since the same wdev/netdev may get re-registered…
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High 7.8
wifi: mac80211: do not pass a stopped vif to the driver in .get_txpower
In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: do not pass a stopped vif to the driver in .get_txpower Avoid potentially crashing in the driver because of uninitialized private data
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High 7.8
fsdax: dax_unshare_iter needs to copy entire blocks
In the Linux kernel, the following vulnerability has been resolved: fsdax: dax_unshare_iter needs to copy entire blocks The code that copies data from srcmap to iomap in dax_unshare_iter is very very broken, which bfoster's recent fsx changes have exposed. If…
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High 7.8
macsec: Fix use-after-free while sending the offloading packet
In the Linux kernel, the following vulnerability has been resolved: macsec: Fix use-after-free while sending the offloading packet KASAN reports the following UAF. The metadata_dst, which is used to store the SCI value for macsec offload, is already freed by …
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High 7.8
bpf: Fix out-of-bounds write in trie_get_next_key()
In the Linux kernel, the following vulnerability has been resolved: bpf: Fix out-of-bounds write in trie_get_next_key() trie_get_next_key() allocates a node stack with size trie->max_prefixlen, while it writes (trie->max_prefixlen + 1) nodes to the stack when…
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High 7.8
vsock/virtio: Initialization of the dangling pointer occurring in vsk->trans
In the Linux kernel, the following vulnerability has been resolved: vsock/virtio: Initialization of the dangling pointer occurring in vsk->trans During loopback communication, a dangling pointer can be created in vsk->trans, potentially leading to a Use-After…
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High 7.8
USB: serial: io_edgeport: fix use after free in debug printk
In the Linux kernel, the following vulnerability has been resolved: USB: serial: io_edgeport: fix use after free in debug printk The "dev_dbg(&urb->dev->dev, ..." which happens after usb_free_urb(urb) is a use after free of the "urb" pointer. Store the "dev" …
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High 7.8
usb: typec: fix potential out of bounds in ucsi_ccg_update_set_new_cam_cmd()
In the Linux kernel, the following vulnerability has been resolved: usb: typec: fix potential out of bounds in ucsi_ccg_update_set_new_cam_cmd() The "*cmd" variable can be controlled by the user via debugfs. That means "new_cam" can be as high as 255 while th…
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High 7.8
usb: musb: sunxi: Fix accessing an released usb phy
In the Linux kernel, the following vulnerability has been resolved: usb: musb: sunxi: Fix accessing an released usb phy Commit 6ed05c68cbca ("usb: musb: sunxi: Explicitly release USB PHY on exit") will cause that usb phy @glue->xceiv is accessed after release…
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High 7.8
btrfs: reinitialize delayed ref list after deleting it from the list
In the Linux kernel, the following vulnerability has been resolved: btrfs: reinitialize delayed ref list after deleting it from the list At insert_delayed_ref() if we need to update the action of an existing ref to BTRFS_DROP_DELAYED_REF, we delete the ref fr…
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High 7.8
dm cache: fix flushing uninitialized delayed_work on cache_ctr error
In the Linux kernel, the following vulnerability has been resolved: dm cache: fix flushing uninitialized delayed_work on cache_ctr error An unexpected WARN_ON from flush_work() may occur when cache creation fails, caused by destroying the uninitialized delaye…
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High 7.8
security/keys: fix slab-out-of-bounds in key_task_permission
In the Linux kernel, the following vulnerability has been resolved: security/keys: fix slab-out-of-bounds in key_task_permission KASAN reports an out of bounds read: BUG: KASAN: slab-out-of-bounds in __kuid_val include/linux/uidgid.h:36 BUG: KASAN: slab-out-o…
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High 7.8
net/sched: stop qdisc_tree_reduce_backlog on TC_H_ROOT
In the Linux kernel, the following vulnerability has been resolved: net/sched: stop qdisc_tree_reduce_backlog on TC_H_ROOT In qdisc_tree_reduce_backlog, Qdiscs with major handle ffff: are assumed to be either root or ingress. This assumption is bogus since it…
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High 7.8
media: dvbdev: prevent the risk of out of memory access
In the Linux kernel, the following vulnerability has been resolved: media: dvbdev: prevent the risk of out of memory access The dvbdev contains a static variable used to store dvb minors. The behavior of it depends if CONFIG_DVB_DYNAMIC_MINORS is set or not. …
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High 7.8
i40e: fix race condition by adding filter's intermediate sync state
In the Linux kernel, the following vulnerability has been resolved: i40e: fix race condition by adding filter's intermediate sync state Fix a race condition in the i40e driver that leads to MAC/VLAN filters becoming corrupted and leaking. Address the issue th…
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High 7.8
mm: resolve faulty mmap_region() error path behaviour
In the Linux kernel, the following vulnerability has been resolved: mm: resolve faulty mmap_region() error path behaviour The mmap_region() function is somewhat terrifying, with spaghetti-like control flow and numerous means by which issues can arise and inco…
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High 7.8
nvme: tcp: avoid race between queue_lock lock and destroy
In the Linux kernel, the following vulnerability has been resolved: nvme: tcp: avoid race between queue_lock lock and destroy Commit 76d54bf20cdc ("nvme-tcp: don't access released socket during error recovery") added a mutex_lock() call for the queue->queue_l…
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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
net/mlx5: fs, lock FTE when checking if active
In the Linux kernel, the following vulnerability has been resolved: net/mlx5: fs, lock FTE when checking if active The referenced commits introduced a two-step process for deleting FTEs: - Lock the FTE, delete it from hardware, set the hardware deletion funct…
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High 7.8
Revert "mmc: dw_mmc: Fix IDMAC operation with pages bigger than 4K"
In the Linux kernel, the following vulnerability has been resolved: Revert "mmc: dw_mmc: Fix IDMAC operation with pages bigger than 4K" The commit 8396c793ffdf ("mmc: dw_mmc: Fix IDMAC operation with pages bigger than 4K") increased the max_req_size, even for…
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High 7.8
netlink: terminate outstanding dump on socket close
In the Linux kernel, the following vulnerability has been resolved: netlink: terminate outstanding dump on socket close Netlink supports iterative dumping of data. It provides the families the following ops: - start - (optional) kicks off the dumping process …
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High 7.5
net: can: j1939: enhanced error handling for tightly received RTS messages in xtp_rx_rts_session_new
In the Linux kernel, the following vulnerability has been resolved: net: can: j1939: enhanced error handling for tightly received RTS messages in xtp_rx_rts_session_new This patch enhances error handling in scenarios with RTS (Request to Send) messages arrivi…
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High 7.5
seg6: fix parameter passing when calling NF_HOOK() in End.DX4 and End.DX6 behaviors
In the Linux kernel, the following vulnerability has been resolved: seg6: fix parameter passing when calling NF_HOOK() in End.DX4 and End.DX6 behaviors input_action_end_dx4() and input_action_end_dx6() are called NF_HOOK() for PREROUTING hook, in PREROUTING h…
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High 7.5
drop_monitor: replace spin_lock by raw_spin_lock
In the Linux kernel, the following vulnerability has been resolved: drop_monitor: replace spin_lock by raw_spin_lock trace_drop_common() is called with preemption disabled, and it acquires a spin_lock. This is problematic for RT kernels because spin_locks are…
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High 7.5
tcp: avoid too many retransmit packets
In the Linux kernel, the following vulnerability has been resolved: tcp: avoid too many retransmit packets If a TCP socket is using TCP_USER_TIMEOUT, and the other peer retracted its window to zero, tcp_retransmit_timer() can retransmit a packet every two jif…
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High 7.5
net: ks8851: Fix deadlock with the SPI chip variant
In the Linux kernel, the following vulnerability has been resolved: net: ks8851: Fix deadlock with the SPI chip variant When SMP is enabled and spinlocks are actually functional then there is a deadlock with the 'statelock' spinlock between ks8851_start_xmit_…
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High 7.5
skmsg: Skip zero length skb in sk_msg_recvmsg
In the Linux kernel, the following vulnerability has been resolved: skmsg: Skip zero length skb in sk_msg_recvmsg When running BPF selftests (./test_progs -t sockmap_basic) on a Loongarch platform, the following kernel panic occurs: [...] Oops[#1]: CPU: 22 PI…
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High 7.5
ibmvnic: Add tx check to prevent skb leak
In the Linux kernel, the following vulnerability has been resolved: ibmvnic: Add tx check to prevent skb leak Below is a summary of how the driver stores a reference to an skb during transmit: tx_buff[free_map[consumer_index]]->skb = new_skb; free_map[consume…
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High 7.5
nvmet: always initialize cqe.result
In the Linux kernel, the following vulnerability has been resolved: nvmet: always initialize cqe.result The spec doesn't mandate that the first two double words (aka results) for the command queue entry need to be set to 0 when they are not used (not specifie…
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High 7.5
net: ntb_netdev: Move ntb_netdev_rx_handler() to call netif_rx() from __netif_rx()
In the Linux kernel, the following vulnerability has been resolved: net: ntb_netdev: Move ntb_netdev_rx_handler() to call netif_rx() from __netif_rx() The following is emitted when using idxd (DSA) dmanegine as the data mover for ntb_transport that ntb_netdev…
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High 7.5
IB/core: Implement a limit on UMAD receive List
In the Linux kernel, the following vulnerability has been resolved: IB/core: Implement a limit on UMAD receive List The existing behavior of ib_umad, which maintains received MAD packets in an unbounded list, poses a risk of uncontrolled growth. As user-space…
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High 7.5
nvmet: fix a possible leak when destroy a ctrl during qp establishment
In the Linux kernel, the following vulnerability has been resolved: nvmet: fix a possible leak when destroy a ctrl during qp establishment In nvmet_sq_destroy we capture sq->ctrl early and if it is non-NULL we know that a ctrl was allocated (in the admin conn…
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High 7.5
wireguard: allowedips: avoid unaligned 64-bit memory accesses
In the Linux kernel, the following vulnerability has been resolved: wireguard: allowedips: avoid unaligned 64-bit memory accesses On the parisc platform, the kernel issues kernel warnings because swap_endian() tries to load a 128-bit IPv6 address from an unal…
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High 7.5
scsi: qla2xxx: validate nvme_local_port correctly
In the Linux kernel, the following vulnerability has been resolved: scsi: qla2xxx: validate nvme_local_port correctly The driver load failed with error message, qla2xxx [0000:04:00.0]-ffff:0: register_localport failed: ret=ffffffef and with a kernel crash, BU…
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High 7.5
fou: remove warn in gue_gro_receive on unsupported protocol
In the Linux kernel, the following vulnerability has been resolved: fou: remove warn in gue_gro_receive on unsupported protocol Drop the WARN_ON_ONCE inn gue_gro_receive if the encapsulated type is not known or does not have a GRO handler. Such a packet is ea…
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High 7.5
nvmet-tcp: fix kernel crash if commands allocation fails
In the Linux kernel, the following vulnerability has been resolved: nvmet-tcp: fix kernel crash if commands allocation fails If the commands allocation fails in nvmet_tcp_alloc_cmds() the kernel crashes in nvmet_tcp_release_queue_work() because of a NULL poin…
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High 7.5
fou: Fix null-ptr-deref in GRO.
In the Linux kernel, the following vulnerability has been resolved: fou: Fix null-ptr-deref in GRO. We observed a null-ptr-deref in fou_gro_receive() while shutting down a host. [0] The NULL pointer is sk->sk_user_data, and the offset 8 is of protocol in stru…
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High 7.5
netfilter: nft_socket: fix sk refcount leaks
In the Linux kernel, the following vulnerability has been resolved: netfilter: nft_socket: fix sk refcount leaks We must put 'sk' reference before returning.
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High 7.5
RDMA/iwcm: Fix WARNING:at_kernel/workqueue.c:#check_flush_dependency
In the Linux kernel, the following vulnerability has been resolved: RDMA/iwcm: Fix WARNING:at_kernel/workqueue.c:#check_flush_dependency In the commit aee2424246f9 ("RDMA/iwcm: Fix a use-after-free related to destroying CM IDs"), the function flush_workqueue …
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High 7.5
padata: use integer wrap around to prevent deadlock on seq_nr overflow
In the Linux kernel, the following vulnerability has been resolved: padata: use integer wrap around to prevent deadlock on seq_nr overflow When submitting more than 2^32 padata objects to padata_do_serial, the current sorting implementation incorrectly sorts …
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High 7.5
RDMA/cxgb4: Added NULL check for lookup_atid
In the Linux kernel, the following vulnerability has been resolved: RDMA/cxgb4: Added NULL check for lookup_atid The lookup_atid() function can return NULL if the ATID is invalid or does not exist in the identifier table, which could lead to dereferencing a n…
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High 7.5
nfsd: map the EBADMSG to nfserr_io to avoid warning
In the Linux kernel, the following vulnerability has been resolved: nfsd: map the EBADMSG to nfserr_io to avoid warning Ext4 will throw -EBADMSG through ext4_readdir when a checksum error occurs, resulting in the following WARNING. Fix it by mapping EBADMSG t…
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High 7.5
gso: fix udp gso fraglist segmentation after pull from frag_list
In the Linux kernel, the following vulnerability has been resolved: gso: fix udp gso fraglist segmentation after pull from frag_list Detect gso fraglist skbs with corrupted geometry (see below) and pass these to skb_segment instead of skb_segment_list, as the…
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High 7.5
netfilter: br_netfilter: fix panic with metadata_dst skb
In the Linux kernel, the following vulnerability has been resolved: netfilter: br_netfilter: fix panic with metadata_dst skb Fix a kernel panic in the br_netfilter module when sending untagged traffic via a VxLAN device. This happens during the check for frag…
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High 7.5
RDMA/rtrs-srv: Avoid null pointer deref during path establishment
In the Linux kernel, the following vulnerability has been resolved: RDMA/rtrs-srv: Avoid null pointer deref during path establishment For RTRS path establishment, RTRS client initiates and completes con_num of connections. After establishing all its connectio…
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High 7.5
RDMA/mad: Improve handling of timed out WRs of mad agent
In the Linux kernel, the following vulnerability has been resolved: RDMA/mad: Improve handling of timed out WRs of mad agent Current timeout handler of mad agent acquires/releases mad_agent_priv lock for every timed out WRs. This causes heavy locking contenti…
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High 7.5
octeon_ep: Add SKB allocation failures handling in __octep_oq_process_rx()
In the Linux kernel, the following vulnerability has been resolved: octeon_ep: Add SKB allocation failures handling in __octep_oq_process_rx() build_skb() returns NULL in case of a memory allocation failure so handle it inside __octep_oq_process_rx() to avoid…
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High 7.5
netfilter: nf_reject_ipv6: fix potential crash in nf_send_reset6()
In the Linux kernel, the following vulnerability has been resolved: netfilter: nf_reject_ipv6: fix potential crash in nf_send_reset6() I got a syzbot report without a repro [1] crashing in nf_send_reset6() I think the issue is that dev->hard_header_len is zer…
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High 7.5
ksmbd: Fix the missing xa_store error check
In the Linux kernel, the following vulnerability has been resolved: ksmbd: Fix the missing xa_store error check xa_store() can fail, it return xa_err(-EINVAL) if the entry cannot be stored in an XArray, or xa_err(-ENOMEM) if memory allocation failed, so check…
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High 7.5
nvme-multipath: defer partition scanning
In the Linux kernel, the following vulnerability has been resolved: nvme-multipath: defer partition scanning We need to suppress the partition scan from occuring within the controller's scan_work context. If a path error occurs here, the IO will wait until a …
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High 7.5
net/mlx5e: CT: Fix null-ptr-deref in add rule err flow
In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: CT: Fix null-ptr-deref in add rule err flow In error flow of mlx5_tc_ct_entry_add_rule(), in case ct_rule_add() callback returns error, zone_rule->attr is used uninitiated. Fix it …
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High 7.5
mptcp: cope racing subflow creation in mptcp_rcv_space_adjust
In the Linux kernel, the following vulnerability has been resolved: mptcp: cope racing subflow creation in mptcp_rcv_space_adjust Additional active subflows - i.e. created by the in kernel path manager - are included into the subflow list before starting the …
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High 7.5
mm: revert "mm: shmem: fix data-race in shmem_getattr()"
In the Linux kernel, the following vulnerability has been resolved: mm: revert "mm: shmem: fix data-race in shmem_getattr()" Revert d949d1d14fa2 ("mm: shmem: fix data-race in shmem_getattr()") as suggested by Chuck [1]. It is causing deadlocks when accessing …
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High 7.4
drm/amd/display: Stop amdgpu_dm initialize when stream nums greater than 6
In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Stop amdgpu_dm initialize when stream nums greater than 6 [Why] Coverity reports OVERRUN warning. Should abort amdgpu_dm initialize. [How] Return failure to amdgpu_dm_init.
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High 7.3
xfs: fix log recovery buffer allocation for the legacy h_size fixup
In the Linux kernel, the following vulnerability has been resolved: xfs: fix log recovery buffer allocation for the legacy h_size fixup Commit a70f9fe52daa ("xfs: detect and handle invalid iclog size set by mkfs") added a fixup for incorrect h_size values use…
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High 7.3
scsi: mpt3sas: Avoid test/set_bit() operating in non-allocated memory
In the Linux kernel, the following vulnerability has been resolved: scsi: mpt3sas: Avoid test/set_bit() operating in non-allocated memory There is a potential out-of-bounds access when using test_bit() on a single word. The test_bit() and set_bit() functions …
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High 7.3
f2fs: remove clear SB_INLINECRYPT flag in default_options
In the Linux kernel, the following vulnerability has been resolved: f2fs: remove clear SB_INLINECRYPT flag in default_options In f2fs_remount, SB_INLINECRYPT flag will be clear and re-set. If create new file or open file during this gap, these files will not …
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High 7.3
firmware: cs_dsp: Use strnlen() on name fields in V1 wmfw files
In the Linux kernel, the following vulnerability has been resolved: firmware: cs_dsp: Use strnlen() on name fields in V1 wmfw files Use strnlen() instead of strlen() on the algorithm and coefficient name string arrays in V1 wmfw files. In V1 wmfw files the na…
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High 7.3
of/irq: Prevent device address out-of-bounds read in interrupt map walk
In the Linux kernel, the following vulnerability has been resolved: of/irq: Prevent device address out-of-bounds read in interrupt map walk When of_irq_parse_raw() is invoked with a device address smaller than the interrupt parent node (from #address-cells pr…
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High 7.3
PCI: keystone: Add workaround for Errata #i2037 (AM65x SR 1.0)
In the Linux kernel, the following vulnerability has been resolved: PCI: keystone: Add workaround for Errata #i2037 (AM65x SR 1.0) Errata #i2037 in AM65x/DRA80xM Processors Silicon Revision 1.0 (SPRZ452D_July 2018_Revised December 2019 [1]) mentions when an i…
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High 7.3
nilfs2: fix state management in error path of log writing function
In the Linux kernel, the following vulnerability has been resolved: nilfs2: fix state management in error path of log writing function After commit a694291a6211 ("nilfs2: separate wait function from nilfs_segctor_write") was applied, the log writing function …
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High 7.3
ACPI: sysfs: validate return type of _STR method
In the Linux kernel, the following vulnerability has been resolved: ACPI: sysfs: validate return type of _STR method Only buffer objects are valid return values of _STR. If something else is returned description_show() will access invalid memory.
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High 7.3
net: Fix an unsafe loop on the list
In the Linux kernel, the following vulnerability has been resolved: net: Fix an unsafe loop on the list The kernel may crash when deleting a genetlink family if there are still listeners for that family: Oops: Kernel access of bad area, sig: 11 [#1] ... NIP […
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High 7.3
nouveau/dmem: Fix vulnerability in migrate_to_ram upon copy error
In the Linux kernel, the following vulnerability has been resolved: nouveau/dmem: Fix vulnerability in migrate_to_ram upon copy error The `nouveau_dmem_copy_one` function ensures that the copy push command is sent to the device firmware but does not track whe…
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High 7.3
arm64: probes: Remove broken LDR (literal) uprobe support
In the Linux kernel, the following vulnerability has been resolved: arm64: probes: Remove broken LDR (literal) uprobe support The simulate_ldr_literal() and simulate_ldrsw_literal() functions are unsafe to use for uprobes. Both functions were originally writt…
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High 7.3
drm/amd: Guard against bad data for ATIF ACPI method
In the Linux kernel, the following vulnerability has been resolved: drm/amd: Guard against bad data for ATIF ACPI method If a BIOS provides bad data in response to an ATIF method call this causes a NULL pointer dereference in the caller. ``` ? show_regs (arch…
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High 7.3
tracing: Consider the NULL character when validating the event length
In the Linux kernel, the following vulnerability has been resolved: tracing: Consider the NULL character when validating the event length strlen() returns a string length excluding the null byte. If the string length equals to the maximum buffer length, the b…
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High 7.3
fs/ntfs3: Check if more than chunk-size bytes are written
In the Linux kernel, the following vulnerability has been resolved: fs/ntfs3: Check if more than chunk-size bytes are written A incorrectly formatted chunk may decompress into more than LZNT_CHUNK_SIZE bytes and a index out of bounds will occur in s_max_off.
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High 7.3
media: s5p-jpeg: prevent buffer overflows
In the Linux kernel, the following vulnerability has been resolved: media: s5p-jpeg: prevent buffer overflows The current logic allows word to be less than 2. If this happens, there will be buffer overflows, as reported by smatch. Add extra checks to prevent …
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High 7.3
ima: fix buffer overrun in ima_eventdigest_init_common
In the Linux kernel, the following vulnerability has been resolved: ima: fix buffer overrun in ima_eventdigest_init_common Function ima_eventdigest_init() calls ima_eventdigest_init_common() with HASH_ALGO__LAST which is then used to access the array hash_dig…
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High 7.3
vp_vdpa: fix id_table array not null terminated error
In the Linux kernel, the following vulnerability has been resolved: vp_vdpa: fix id_table array not null terminated error Allocate one extra virtio_device_id as null terminator, otherwise vdpa_mgmtdev_get_classes() may iterate multiple times and visit undefin…
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High 7.1
ntfs3 in the Linux kernel through 6.8.0 allows a physically proximate attacker to read kernel memory by mounting a file…
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High 7.1
Bluetooth: hci_sock: Fix not validating setsockopt user input
In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hci_sock: Fix not validating setsockopt user input Check user input length before copying data.
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High 7.1
nfc: llcp: fix nfc_llcp_setsockopt() unsafe copies
In the Linux kernel, the following vulnerability has been resolved: nfc: llcp: fix nfc_llcp_setsockopt() unsafe copies syzbot reported unsafe calls to copy_from_sockptr() [1] Use copy_safe_from_sockptr() instead. [1] BUG: KASAN: slab-out-of-bounds in copy_fro…
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High 7.1
nilfs2: fix nilfs_empty_dir() misjudgment and long loop on I/O errors
In the Linux kernel, the following vulnerability has been resolved: nilfs2: fix nilfs_empty_dir() misjudgment and long loop on I/O errors The error handling in nilfs_empty_dir() when a directory folio/page read fails is incorrect, as in the old ext2 implement…
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High 7.1
bonding: Fix out-of-bounds read in bond_option_arp_ip_targets_set()
In the Linux kernel, the following vulnerability has been resolved: bonding: Fix out-of-bounds read in bond_option_arp_ip_targets_set() In function bond_option_arp_ip_targets_set(), if newval->string is an empty string, newval->string+1 will point to the byte…
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High 7.1
net: bridge: mst: fix suspicious rcu usage in br_mst_set_state
In the Linux kernel, the following vulnerability has been resolved: net: bridge: mst: fix suspicious rcu usage in br_mst_set_state I converted br_mst_set_state to RCU to avoid a vlan use-after-free but forgot to change the vlan group dereference helper. Switc…
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High 7.1
wifi: iwlwifi: mvm: check n_ssids before accessing the ssids
In the Linux kernel, the following vulnerability has been resolved: wifi: iwlwifi: mvm: check n_ssids before accessing the ssids In some versions of cfg80211, the ssids poinet might be a valid one even though n_ssids is 0. Accessing the pointer in this case w…
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High 7.1
platform/x86: toshiba_acpi: Fix array out-of-bounds access
In the Linux kernel, the following vulnerability has been resolved: platform/x86: toshiba_acpi: Fix array out-of-bounds access In order to use toshiba_dmi_quirks[] together with the standard DMI matching functions, it must be terminated by a empty entry. Sinc…
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High 7.1
mm: huge_memory: use !CONFIG_64BIT to relax huge page alignment on 32 bit machines
In the Linux kernel, the following vulnerability has been resolved: mm: huge_memory: use !CONFIG_64BIT to relax huge page alignment on 32 bit machines Yves-Alexis Perez reported commit 4ef9ad19e176 ("mm: huge_memory: don't force huge page alignment on 32 bit"…
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High 7.1
memcg_write_event_control(): fix a user-triggerable oops
In the Linux kernel, the following vulnerability has been resolved: memcg_write_event_control(): fix a user-triggerable oops we are *not* guaranteed that anything past the terminating NUL is mapped (let alone initialized with anything sane).
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High 7.1
drm/amd/display: Check num_valid_sets before accessing reader_wm_sets[]
In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Check num_valid_sets before accessing reader_wm_sets[] [WHY & HOW] num_valid_sets needs to be checked to avoid a negative index when accessing reader_wm_sets[num_valid_sets -…
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High 7.1
sched: sch_cake: fix bulk flow accounting logic for host fairness
In the Linux kernel, the following vulnerability has been resolved: sched: sch_cake: fix bulk flow accounting logic for host fairness In sch_cake, we keep track of the count of active bulk flows per host, when running in dst/src host fairness mode, which is u…
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High 7.1
um: line: always fill *error_out in setup_one_line()
In the Linux kernel, the following vulnerability has been resolved: um: line: always fill *error_out in setup_one_line() The pointer isn't initialized by callers, but I have encountered cases where it's still printed; initialize it in all possible cases in se…
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High 7.1
f2fs: Require FMODE_WRITE for atomic write ioctls
In the Linux kernel, the following vulnerability has been resolved: f2fs: Require FMODE_WRITE for atomic write ioctls The F2FS ioctls for starting and committing atomic writes check for inode_owner_or_capable(), but this does not give LSMs like SELinux or Lan…
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High 7.1
drm/amd/display: Fix index out of bounds in degamma hardware format translation
In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Fix index out of bounds in degamma hardware format translation Fixes index out of bounds issue in `cm_helper_translate_curve_to_degamma_hw_format` function. The issue could o…
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High 7.1
secretmem: disable memfd_secret() if arch cannot set direct map
In the Linux kernel, the following vulnerability has been resolved: secretmem: disable memfd_secret() if arch cannot set direct map Return -ENOSYS from memfd_secret() syscall if !can_set_direct_map(). This is the case for example on some arm64 configurations,…
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High 7.1
x86/entry_32: Clear CPU buffers after register restore in NMI return
In the Linux kernel, the following vulnerability has been resolved: x86/entry_32: Clear CPU buffers after register restore in NMI return CPU buffers are currently cleared after call to exc_nmi, but before register state is restored. This may be okay for MDS m…
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High 7.1
posix-clock: Fix missing timespec64 check in pc_clock_settime()
In the Linux kernel, the following vulnerability has been resolved: posix-clock: Fix missing timespec64 check in pc_clock_settime() As Andrew pointed out, it will make sense that the PTP core checked timespec64 struct's tv_sec and tv_nsec range before calling…
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High 7.1
dm cache: fix potential out-of-bounds access on the first resume
In the Linux kernel, the following vulnerability has been resolved: dm cache: fix potential out-of-bounds access on the first resume Out-of-bounds access occurs if the fast device is expanded unexpectedly before the first-time resume of the cache table. This …
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High 7.1
dm cache: fix out-of-bounds access to the dirty bitset when resizing
In the Linux kernel, the following vulnerability has been resolved: dm cache: fix out-of-bounds access to the dirty bitset when resizing dm-cache checks the dirty bits of the cache blocks to be dropped when shrinking the fast device, but an index bug in bitse…
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High 7.1
wifi: iwlwifi: mvm: Fix response handling in iwl_mvm_send_recovery_cmd()
In the Linux kernel, the following vulnerability has been resolved: wifi: iwlwifi: mvm: Fix response handling in iwl_mvm_send_recovery_cmd() 1. The size of the response packet is not validated. 2. The response buffer is not freed. Resolve these issues by swit…
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High 7.0
net: hns3: fix kernel crash problem in concurrent scenario
In the Linux kernel, the following vulnerability has been resolved: net: hns3: fix kernel crash problem in concurrent scenario When link status change, the nic driver need to notify the roce driver to handle this event, but at this time, the roce driver may u…
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High 7.0
drm/amdgpu: Fix signedness bug in sdma_v4_0_process_trap_irq()
In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: Fix signedness bug in sdma_v4_0_process_trap_irq() The "instance" variable needs to be signed for the error handling to work.
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High 7.0
net: dsa: mv88e6xxx: Correct check for empty list
In the Linux kernel, the following vulnerability has been resolved: net: dsa: mv88e6xxx: Correct check for empty list Since commit a3c53be55c95 ("net: dsa: mv88e6xxx: Support multiple MDIO busses") mv88e6xxx_default_mdio_bus() has checked that the return valu…
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High 7.0
cgroup/cpuset: Prevent UAF in proc_cpuset_show()
In the Linux kernel, the following vulnerability has been resolved: cgroup/cpuset: Prevent UAF in proc_cpuset_show() An UAF can happen when /proc/cpuset is read as reported in [1]. This can be reproduced by the following methods: 1.add an mdelay(1000) before …
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High 7.0
s390/dasd: fix error recovery leading to data corruption on ESE devices
In the Linux kernel, the following vulnerability has been resolved: s390/dasd: fix error recovery leading to data corruption on ESE devices Extent Space Efficient (ESE) or thin provisioned volumes need to be formatted on demand during usual IO processing. The…
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High 7.0
crypto: hisilicon/qm - inject error before stopping queue
In the Linux kernel, the following vulnerability has been resolved: crypto: hisilicon/qm - inject error before stopping queue The master ooo cannot be completely closed when the accelerator core reports memory error. Therefore, the driver needs to inject the …
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High 7.0
wifi: iwlegacy: Clear stale interrupts before resuming device
In the Linux kernel, the following vulnerability has been resolved: wifi: iwlegacy: Clear stale interrupts before resuming device iwl4965 fails upon resume from hibernation on my laptop. The reason seems to be a stale interrupt which isn't being cleared out b…
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High 7.0
netfilter: Fix use-after-free in get_info()
In the Linux kernel, the following vulnerability has been resolved: netfilter: Fix use-after-free in get_info() ip6table_nat module unload has refcnt warning for UAF. call trace is: WARNING: CPU: 1 PID: 379 at kernel/module/main.c:853 module_put+0x6f/0x80 Mod…
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Medium 5.5
printer_write in drivers/usb/gadget/function/f_printer.c in the Linux kernel through 6.7.4 does not properly call usb_e…
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Medium 5.5
media: usbtv: Remove useless locks in usbtv_video_free()
In the Linux kernel, the following vulnerability has been resolved: media: usbtv: Remove useless locks in usbtv_video_free() Remove locks calls in usbtv_video_free() because are useless and may led to a deadlock as reported here: https://syzkaller.appspot.com…
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Medium 5.5
i3c: mipi-i3c-hci: Error out instead on BUG_ON() in IBI DMA setup
In the Linux kernel, the following vulnerability has been resolved: i3c: mipi-i3c-hci: Error out instead on BUG_ON() in IBI DMA setup Definitely condition dma_get_cache_alignment * defined value > 256 during driver initialization is not reason to BUG_ON(). Tu…
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Medium 5.5
pinctrl: apple: check devm_kasprintf() returned value
In the Linux kernel, the following vulnerability has been resolved: pinctrl: apple: check devm_kasprintf() returned value devm_kasprintf() can return a NULL pointer on failure but this returned value is not checked. Fix this lack and check the returned value.…
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Medium 5.5
thermal: intel: int340x: processor: Fix warning during module unload
In the Linux kernel, the following vulnerability has been resolved: thermal: intel: int340x: processor: Fix warning during module unload The processor_thermal driver uses pcim_device_enable() to enable a PCI device, which means the device will be automaticall…
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Medium 5.5
scsi: ufs: core: Set SDEV_OFFLINE when UFS is shut down
In the Linux kernel, the following vulnerability has been resolved: scsi: ufs: core: Set SDEV_OFFLINE when UFS is shut down There is a history of deadlock if reboot is performed at the beginning of booting. SDEV_QUIESCE was set for all LU's scsi_devices by UF…
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Medium 5.5
drm/amd/display: Disable PSR-SU on Parade 08-01 TCON too
In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Disable PSR-SU on Parade 08-01 TCON too Stuart Hayhurst has found that both at bootup and fullscreen VA-API video is leading to black screens for around 1 second and kernel W…
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Medium 5.5
xfrm: fix one more kernel-infoleak in algo dumping
In the Linux kernel, the following vulnerability has been resolved: xfrm: fix one more kernel-infoleak in algo dumping During fuzz testing, the following issue was discovered: BUG: KMSAN: kernel-infoleak in _copy_to_iter+0x598/0x2a30 _copy_to_iter+0x598/0x2a3…
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Medium 5.5
nilfs2: fix kernel bug due to missing clearing of buffer delay flag
In the Linux kernel, the following vulnerability has been resolved: nilfs2: fix kernel bug due to missing clearing of buffer delay flag Syzbot reported that after nilfs2 reads a corrupted file system image and degrades to read-only, the BUG_ON check for the b…
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Medium 5.5
LoongArch: Don't crash in stack_top() for tasks without vDSO
In the Linux kernel, the following vulnerability has been resolved: LoongArch: Don't crash in stack_top() for tasks without vDSO Not all tasks have a vDSO mapped, for example kthreads never do. If such a task ever ends up calling stack_top(), it will derefenc…
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Medium 5.5
net/mlx5: Unregister notifier on eswitch init failure
In the Linux kernel, the following vulnerability has been resolved: net/mlx5: Unregister notifier on eswitch init failure It otherwise remains registered and a subsequent attempt at eswitch enabling might trigger warnings of the sort: [ 682.589148] ----------…
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Medium 5.5
xfrm: validate new SA's prefixlen using SA family when sel.family is unset
In the Linux kernel, the following vulnerability has been resolved: xfrm: validate new SA's prefixlen using SA family when sel.family is unset This expands the validation introduced in commit 07bf7908950a ("xfrm: Validate address prefix lengths in the xfrm se…
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Medium 5.5
net/mlx5: Fix command bitmask initialization
In the Linux kernel, the following vulnerability has been resolved: net/mlx5: Fix command bitmask initialization Command bitmask have a dedicated bit for MANAGE_PAGES command, this bit isn't Initialize during command bitmask Initialization, only during MANAGE…
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Medium 5.5
Bluetooth: bnep: fix wild-memory-access in proto_unregister
In the Linux kernel, the following vulnerability has been resolved: Bluetooth: bnep: fix wild-memory-access in proto_unregister There's issue as follows: KASAN: maybe wild-memory-access in range [0xdead...108-0xdead...10f] CPU: 3 UID: 0 PID: 2805 Comm: rmmod …
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Medium 5.5
scsi: target: core: Fix null-ptr-deref in target_alloc_device()
In the Linux kernel, the following vulnerability has been resolved: scsi: target: core: Fix null-ptr-deref in target_alloc_device() There is a null-ptr-deref issue reported by KASAN: BUG: KASAN: null-ptr-deref in target_alloc_device+0xbc4/0xbe0 [target_core_m…
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Medium 5.5
drm/msm: Avoid NULL dereference in msm_disp_state_print_regs()
In the Linux kernel, the following vulnerability has been resolved: drm/msm: Avoid NULL dereference in msm_disp_state_print_regs() If the allocation in msm_disp_state_dump_regs() failed then `block->state` can be NULL. The msm_disp_state_print_regs() function…
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Medium 5.5
ALSA: hda/cs8409: Fix possible NULL dereference
In the Linux kernel, the following vulnerability has been resolved: ALSA: hda/cs8409: Fix possible NULL dereference If snd_hda_gen_add_kctl fails to allocate memory and returns NULL, then NULL pointer dereference will occur in the next line. Since dolphin_fix…
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Medium 5.5
bpf: Make sure internal and UAPI bpf_redirect flags don't overlap
In the Linux kernel, the following vulnerability has been resolved: bpf: Make sure internal and UAPI bpf_redirect flags don't overlap The bpf_redirect_info is shared between the SKB and XDP redirect paths, and the two paths use the same numeric flag values in…
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Medium 5.5
be2net: fix potential memory leak in be_xmit()
In the Linux kernel, the following vulnerability has been resolved: be2net: fix potential memory leak in be_xmit() The be_xmit() returns NETDEV_TX_OK without freeing skb in case of be_xmit_enqueue() fails, add dev_kfree_skb_any() to fix it.
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Medium 5.5
net/sun3_82586: fix potential memory leak in sun3_82586_send_packet()
In the Linux kernel, the following vulnerability has been resolved: net/sun3_82586: fix potential memory leak in sun3_82586_send_packet() The sun3_82586_send_packet() returns NETDEV_TX_OK without freeing skb in case of skb->len being too long, add dev_kfree_s…
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Medium 5.5
net: systemport: fix potential memory leak in bcm_sysport_xmit()
In the Linux kernel, the following vulnerability has been resolved: net: systemport: fix potential memory leak in bcm_sysport_xmit() The bcm_sysport_xmit() returns NETDEV_TX_OK without freeing skb in case of dma_map_single() fails, add dev_kfree_skb() to fix …
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Medium 5.5
remoteproc: k3-r5: Fix error handling when power-up failed
In the Linux kernel, the following vulnerability has been resolved: remoteproc: k3-r5: Fix error handling when power-up failed By simply bailing out, the driver was violating its rule and internal assumptions that either both or no rproc should be initialized…
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Medium 5.5
ceph: remove the incorrect Fw reference check when dirtying pages
In the Linux kernel, the following vulnerability has been resolved: ceph: remove the incorrect Fw reference check when dirtying pages When doing the direct-io reads it will also try to mark pages dirty, but for the read path it won't hold the Fw caps and ther…
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Medium 5.5
virtio_pmem: Check device status before requesting flush
In the Linux kernel, the following vulnerability has been resolved: virtio_pmem: Check device status before requesting flush If a pmem device is in a bad status, the driver side could wait for host ack forever in virtio_pmem_flush(), causing the system to han…
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Medium 5.5
ext4: don't set SB_RDONLY after filesystem errors
In the Linux kernel, the following vulnerability has been resolved: ext4: don't set SB_RDONLY after filesystem errors When the filesystem is mounted with errors=remount-ro, we were setting SB_RDONLY flag to stop all filesystem modifications. We knew this miss…
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Medium 5.5
arm64: probes: Fix uprobes for big-endian kernels
In the Linux kernel, the following vulnerability has been resolved: arm64: probes: Fix uprobes for big-endian kernels The arm64 uprobes code is broken for big-endian kernels as it doesn't convert the in-memory instruction encoding (which is always little-endi…
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Medium 5.5
pinctrl: ocelot: fix system hang on level based interrupts
In the Linux kernel, the following vulnerability has been resolved: pinctrl: ocelot: fix system hang on level based interrupts The current implementation only calls chained_irq_enter() and chained_irq_exit() if it detects pending interrupts. ``` for (i = 0; i…
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Medium 5.5
iio: light: veml6030: fix IIO device retrieval from embedded device
In the Linux kernel, the following vulnerability has been resolved: iio: light: veml6030: fix IIO device retrieval from embedded device The dev pointer that is received as an argument in the in_illuminance_period_available_show function references the device …
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Medium 5.5
drm/radeon: Fix encoder->possible_clones
In the Linux kernel, the following vulnerability has been resolved: drm/radeon: Fix encoder->possible_clones Include the encoder itself in its possible_clones bitmask. In the past nothing validated that drivers were populating possible_clones correctly, but t…
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Medium 5.5
nilfs2: propagate directory read errors from nilfs_find_entry()
In the Linux kernel, the following vulnerability has been resolved: nilfs2: propagate directory read errors from nilfs_find_entry() Syzbot reported that a task hang occurs in vcs_open() during a fuzzing test for nilfs2. The root cause of this problem is that …
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Medium 5.5
ALSA: firewire-lib: Avoid division by zero in apply_constraint_to_size()
In the Linux kernel, the following vulnerability has been resolved: ALSA: firewire-lib: Avoid division by zero in apply_constraint_to_size() The step variable is initialized to zero. It is changed in the loop, but if it's not changed it will remain zero. Add …
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Medium 5.5
posix-clock: posix-clock: Fix unbalanced locking in pc_clock_settime()
In the Linux kernel, the following vulnerability has been resolved: posix-clock: posix-clock: Fix unbalanced locking in pc_clock_settime() If get_clock_desc() succeeds, it calls fget() for the clockid's fd, and get the clk->rwsem read lock, so the error path …
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Medium 5.5
nilfs2: fix potential deadlock with newly created symlinks
In the Linux kernel, the following vulnerability has been resolved: nilfs2: fix potential deadlock with newly created symlinks Syzbot reported that page_symlink(), called by nilfs_symlink(), triggers memory reclamation involving the filesystem layer, which ca…
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Medium 5.5
iio: adc: ad7124: fix division by zero in ad7124_set_channel_odr()
In the Linux kernel, the following vulnerability has been resolved: iio: adc: ad7124: fix division by zero in ad7124_set_channel_odr() In the ad7124_write_raw() function, parameter val can potentially be zero. This may lead to a division by zero when DIV_ROUN…
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Medium 5.5
staging: iio: frequency: ad9832: fix division by zero in ad9832_calc_freqreg()
In the Linux kernel, the following vulnerability has been resolved: staging: iio: frequency: ad9832: fix division by zero in ad9832_calc_freqreg() In the ad9832_write_frequency() function, clk_get_rate() might return 0. This can lead to a division by zero whe…
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Medium 5.5
wifi: ath10k: Fix memory leak in management tx
In the Linux kernel, the following vulnerability has been resolved: wifi: ath10k: Fix memory leak in management tx In the current logic, memory is allocated for storing the MSDU context during management packet TX but this memory is not being freed during man…
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Medium 5.5
fs/ntfs3: Additional check in ni_clear()
In the Linux kernel, the following vulnerability has been resolved: fs/ntfs3: Additional check in ni_clear() Checking of NTFS_FLAGS_LOG_REPLAYING added to prevent access to uninitialized bitmap during replay process.
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Medium 5.5
fs/ntfs3: Fix possible deadlock in mi_read
In the Linux kernel, the following vulnerability has been resolved: fs/ntfs3: Fix possible deadlock in mi_read Mutex lock with another subclass used in ni_lock_dir().
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Medium 5.5
ACPI: CPPC: Make rmw_lock a raw_spin_lock
In the Linux kernel, the following vulnerability has been resolved: ACPI: CPPC: Make rmw_lock a raw_spin_lock The following BUG was triggered: ============================= [ BUG: Invalid wait context ] 6.12.0-rc2-XXX #406 Not tainted ------------------------…
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Medium 5.5
mlxsw: spectrum_ipip: Fix memory leak when changing remote IPv6 address
In the Linux kernel, the following vulnerability has been resolved: mlxsw: spectrum_ipip: Fix memory leak when changing remote IPv6 address The device stores IPv6 addresses that are used for encapsulation in linear memory that is managed by the driver. Changi…
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Medium 5.5
Bluetooth: hci: fix null-ptr-deref in hci_read_supported_codecs
In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hci: fix null-ptr-deref in hci_read_supported_codecs Fix __hci_cmd_sync_sk() to return not NULL for unknown opcodes. __hci_cmd_sync_sk() returns NULL if a command returns a status …
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Medium 5.5
netdevsim: Add trailing zero to terminate the string in nsim_nexthop_bucket_activity_write()
In the Linux kernel, the following vulnerability has been resolved: netdevsim: Add trailing zero to terminate the string in nsim_nexthop_bucket_activity_write() This was found by a static analyzer. We should not forget the trailing zero after copy_from_user()…
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Medium 5.5
ocfs2: remove entry once instead of null-ptr-dereference in ocfs2_xa_remove()
In the Linux kernel, the following vulnerability has been resolved: ocfs2: remove entry once instead of null-ptr-dereference in ocfs2_xa_remove() Syzkaller is able to provoke null-ptr-dereference in ocfs2_xa_remove(): [ 57.319872] (a.out,1161,7):ocfs2_xa_remo…
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Medium 5.5
signal: restore the override_rlimit logic
In the Linux kernel, the following vulnerability has been resolved: signal: restore the override_rlimit logic Prior to commit d64696905554 ("Reimplement RLIMIT_SIGPENDING on top of ucounts") UCOUNT_RLIMIT_SIGPENDING rlimit was not enforced for a class of sign…
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Medium 5.5
media: v4l2-tpg: prevent the risk of a division by zero
In the Linux kernel, the following vulnerability has been resolved: media: v4l2-tpg: prevent the risk of a division by zero As reported by Coverity, the logic at tpg_precalculate_line() blindly rescales the buffer even when scaled_witdh is equal to zero. If t…
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Medium 5.5
media: cx24116: prevent overflows on SNR calculus
In the Linux kernel, the following vulnerability has been resolved: media: cx24116: prevent overflows on SNR calculus as reported by Coverity, if reading SNR registers fail, a negative number will be returned, causing an underflow when reading SNR registers. …
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Medium 5.5
ASoC: stm32: spdifrx: fix dma channel release in stm32_spdifrx_remove
In the Linux kernel, the following vulnerability has been resolved: ASoC: stm32: spdifrx: fix dma channel release in stm32_spdifrx_remove In case of error when requesting ctrl_chan DMA channel, ctrl_chan is not null. So the release of the dma channel leads to…
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Medium 5.5
net: hns3: fix kernel crash when uninstalling driver
In the Linux kernel, the following vulnerability has been resolved: net: hns3: fix kernel crash when uninstalling driver When the driver is uninstalled and the VF is disabled concurrently, a kernel crash occurs. The reason is that the two actions call functio…
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Medium 5.5
ipv4: ip_tunnel: Fix suspicious RCU usage warning in ip_tunnel_init_flow()
In the Linux kernel, the following vulnerability has been resolved: ipv4: ip_tunnel: Fix suspicious RCU usage warning in ip_tunnel_init_flow() There are code paths from which the function is called without holding the RCU read lock, resulting in a suspicious …
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Medium 5.5
mctp i2c: handle NULL header address
In the Linux kernel, the following vulnerability has been resolved: mctp i2c: handle NULL header address daddr can be NULL if there is no neighbour table entry present, in that case the tx packet should be dropped. saddr will usually be set by MCTP core, but …
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Medium 5.5
wifi: iwlwifi: mvm: fix 6 GHz scan construction
In the Linux kernel, the following vulnerability has been resolved: wifi: iwlwifi: mvm: fix 6 GHz scan construction If more than 255 colocated APs exist for the set of all APs found during 2.4/5 GHz scanning, then the 6 GHz scan construction will loop forever…
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Medium 5.5
drm/amdgpu: prevent NULL pointer dereference if ATIF is not supported
In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: prevent NULL pointer dereference if ATIF is not supported acpi_evaluate_object() may return AE_NOT_FOUND (failure), which would result in dereferencing buffer.pointer (obj) while …
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Medium 5.5
usb: dwc3: fix fault at system suspend if device was already runtime suspended
In the Linux kernel, the following vulnerability has been resolved: usb: dwc3: fix fault at system suspend if device was already runtime suspended If the device was already runtime suspended then during system suspend we cannot access the device registers els…
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Medium 5.5
platform/x86/amd/pmc: Detect when STB is not available
In the Linux kernel, the following vulnerability has been resolved: platform/x86/amd/pmc: Detect when STB is not available Loading the amd_pmc module as: amd_pmc enable_stb=1 ...can result in the following messages in the kernel ring buffer: amd_pmc AMDI0009:…
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Medium 5.5
media: ar0521: don't overflow when checking PLL values
In the Linux kernel, the following vulnerability has been resolved: media: ar0521: don't overflow when checking PLL values The PLL checks are comparing 64 bit integers with 32 bit ones, as reported by Coverity. Depending on the values of the variables, this m…
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Medium 5.5
mm: krealloc: Fix MTE false alarm in __do_krealloc
In the Linux kernel, the following vulnerability has been resolved: mm: krealloc: Fix MTE false alarm in __do_krealloc This patch addresses an issue introduced by commit 1a83a716ec233 ("mm: krealloc: consider spare memory for __GFP_ZERO") which causes MTE (Me…
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Medium 5.5
fs: Fix uninitialized value issue in from_kuid and from_kgid
In the Linux kernel, the following vulnerability has been resolved: fs: Fix uninitialized value issue in from_kuid and from_kgid ocfs2_setattr() uses attr->ia_mode, attr->ia_uid and attr->ia_gid in a trace point even though ATTR_MODE, ATTR_UID and ATTR_GID ar…
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Medium 5.5
mptcp: error out earlier on disconnect
In the Linux kernel, the following vulnerability has been resolved: mptcp: error out earlier on disconnect Eric reported a division by zero splat in the MPTCP protocol: Oops: divide error: 0000 [#1] PREEMPT SMP KASAN PTI CPU: 1 UID: 0 PID: 6094 Comm: syz-exec…
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Medium 4.7
scsi: lpfc: Ensure DA_ID handling completion before deleting an NPIV instance
In the Linux kernel, the following vulnerability has been resolved: scsi: lpfc: Ensure DA_ID handling completion before deleting an NPIV instance Deleting an NPIV instance requires all fabric ndlps to be released before an NPIV's resources can be torn down. F…
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Medium 4.7
irqchip/gic-v4: Don't allow a VMOVP on a dying VPE
In the Linux kernel, the following vulnerability has been resolved: irqchip/gic-v4: Don't allow a VMOVP on a dying VPE Kunkun Jiang reported that there is a small window of opportunity for userspace to force a change of affinity for a VPE while the VPE has al…
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Medium 4.4
bnxt_re: avoid shift undefined behavior in bnxt_qplib_alloc_init_hwq
In the Linux kernel, the following vulnerability has been resolved: bnxt_re: avoid shift undefined behavior in bnxt_qplib_alloc_init_hwq Undefined behavior is triggered when bnxt_qplib_alloc_init_hwq is called with hwq_attr->aux_depth != 0 and hwq_attr->aux_s…
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Medium 4.4
io_uring/rw: fix missing NOWAIT check for O_DIRECT start write
In the Linux kernel, the following vulnerability has been resolved: io_uring/rw: fix missing NOWAIT check for O_DIRECT start write When io_uring starts a write, it'll call kiocb_start_write() to bump the super block rwsem, preventing any freezes from happenin…
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Unscored —
An issue was discovered in the Linux kernel through 6.0.9. drivers/char/xillybus/xillyusb.c has a race condition and us…
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Unscored —
An issue was discovered in drivers/bluetooth/hci_ldisc.c in the Linux kernel 6.2. In hci_uart_tty_ioctl, there is a rac…
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Unscored —
drm/amd: check num of link levels when update pcie param
In the Linux kernel, the following vulnerability has been resolved: drm/amd: check num of link levels when update pcie param In SR-IOV environment, the value of pcie_table->num_of_link_levels will be 0, and num_of_levels - 1 will cause array index out of boun…
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Unscored —
apparmor: Fix null pointer deref when receiving skb during sock creation
In the Linux kernel, the following vulnerability has been resolved: apparmor: Fix null pointer deref when receiving skb during sock creation The panic below is observed when receiving ICMP packets with secmark set while an ICMP raw socket is being created. SK…
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Unscored —
media: pci: cx23885: check cx23885_vdev_init() return
In the Linux kernel, the following vulnerability has been resolved: media: pci: cx23885: check cx23885_vdev_init() return cx23885_vdev_init() can return a NULL pointer, but that pointer is used in the next line without a check. Add a NULL pointer check and go…
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Unscored —
pmdomain: ti: Add a null pointer check to the omap_prm_domain_init
In the Linux kernel, the following vulnerability has been resolved: pmdomain: ti: Add a null pointer check to the omap_prm_domain_init devm_kasprintf() returns a pointer to dynamically allocated memory which can be NULL upon failure. Ensure the allocation was…
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Unscored —
Bluetooth: ISO: Fix not validating setsockopt user input
In the Linux kernel, the following vulnerability has been resolved: Bluetooth: ISO: Fix not validating setsockopt user input Check user input length before copying data.
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Unscored —
Bluetooth: RFCOMM: Fix not validating setsockopt user input
In the Linux kernel, the following vulnerability has been resolved: Bluetooth: RFCOMM: Fix not validating setsockopt user input syzbot reported rfcomm_sock_setsockopt_old() is copying data without checking user input length. BUG: KASAN: slab-out-of-bounds in …
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Unscored —
net/sched: taprio: extend minimum interval restriction to entire cycle too
In the Linux kernel, the following vulnerability has been resolved: net/sched: taprio: extend minimum interval restriction to entire cycle too It is possible for syzbot to side-step the restriction imposed by the blamed commit in the Fixes: tag, because the t…
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Unscored —
null_blk: fix null-ptr-dereference while configuring 'power' and 'submit_queues'
In the Linux kernel, the following vulnerability has been resolved: null_blk: fix null-ptr-dereference while configuring 'power' and 'submit_queues' Writing 'power' and 'submit_queues' concurrently will trigger kernel panic: Test script: modprobe null_blk nr_…
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Unscored —
net: fec: remove .ndo_poll_controller to avoid deadlocks
In the Linux kernel, the following vulnerability has been resolved: net: fec: remove .ndo_poll_controller to avoid deadlocks There is a deadlock issue found in sungem driver, please refer to the commit ac0a230f719b ("eth: sungem: remove .ndo_poll_controller t…
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Unscored —
usb-storage: alauda: Check whether the media is initialized
In the Linux kernel, the following vulnerability has been resolved: usb-storage: alauda: Check whether the media is initialized The member "uzonesize" of struct alauda_info will remain 0 if alauda_init_media() fails, potentially causing divide errors in alaud…
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Unscored —
vfio/pci: fix potential memory leak in vfio_intx_enable()
In the Linux kernel, the following vulnerability has been resolved: vfio/pci: fix potential memory leak in vfio_intx_enable() If vfio_irq_ctx_alloc() failed will lead to 'name' memory leak.
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Unscored —
mm/memory-failure: fix handling of dissolved but not taken off from buddy pages
In the Linux kernel, the following vulnerability has been resolved: mm/memory-failure: fix handling of dissolved but not taken off from buddy pages When I did memory failure tests recently, below panic occurs: page: refcount:0 mapcount:0 mapping:0000000000000…
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Unscored —
io_uring: check for non-NULL file pointer in io_file_can_poll()
In the Linux kernel, the following vulnerability has been resolved: io_uring: check for non-NULL file pointer in io_file_can_poll() In earlier kernels, it was possible to trigger a NULL pointer dereference off the forced async preparation path, if no file had…
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Unscored —
mm/vmalloc: fix vmalloc which may return null if called with __GFP_NOFAIL
In the Linux kernel, the following vulnerability has been resolved: mm/vmalloc: fix vmalloc which may return null if called with __GFP_NOFAIL commit a421ef303008 ("mm: allow !GFP_KERNEL allocations for kvmalloc") includes support for __GFP_NOFAIL, but it pres…
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Unscored —
mmc: davinci: Don't strip remove function when driver is builtin
In the Linux kernel, the following vulnerability has been resolved: mmc: davinci: Don't strip remove function when driver is builtin Using __exit for the remove function results in the remove callback being discarded with CONFIG_MMC_DAVINCI=y. When such a dev…
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Unscored —
drm/shmem-helper: Fix BUG_ON() on mmap(PROT_WRITE, MAP_PRIVATE)
In the Linux kernel, the following vulnerability has been resolved: drm/shmem-helper: Fix BUG_ON() on mmap(PROT_WRITE, MAP_PRIVATE) Lack of check for copy-on-write (COW) mapping in drm_gem_shmem_mmap allows users to call mmap with PROT_WRITE and MAP_PRIVATE f…
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Unscored —
vmci: prevent speculation leaks by sanitizing event in event_deliver()
In the Linux kernel, the following vulnerability has been resolved: vmci: prevent speculation leaks by sanitizing event in event_deliver() Coverity spotted that event_msg is controlled by user-space, event_msg->event_data.event is passed to event_deliver() an…
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Unscored —
drm/komeda: check for error-valued pointer
In the Linux kernel, the following vulnerability has been resolved: drm/komeda: check for error-valued pointer komeda_pipeline_get_state() may return an error-valued pointer, thus check the pointer for negative or null value before dereferencing.
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Unscored —
liquidio: Adjust a NULL pointer handling path in lio_vf_rep_copy_packet
In the Linux kernel, the following vulnerability has been resolved: liquidio: Adjust a NULL pointer handling path in lio_vf_rep_copy_packet In lio_vf_rep_copy_packet() pg_info->page is compared to a NULL value, but then it is unconditionally passed to skb_add…
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Unscored —
HID: core: remove unnecessary WARN_ON() in implement()
In the Linux kernel, the following vulnerability has been resolved: HID: core: remove unnecessary WARN_ON() in implement() Syzkaller hit a warning [1] in a call to implement() when trying to write a value into a field of smaller size in an output report. Sinc…
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Unscored —
cachefiles: fix slab-use-after-free in cachefiles_ondemand_daemon_read()
In the Linux kernel, the following vulnerability has been resolved: cachefiles: fix slab-use-after-free in cachefiles_ondemand_daemon_read() We got the following issue in a fuzz test of randomly issuing the restore command: ===================================…
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Unscored —
cachefiles: fix slab-use-after-free in cachefiles_ondemand_get_fd()
In the Linux kernel, the following vulnerability has been resolved: cachefiles: fix slab-use-after-free in cachefiles_ondemand_get_fd() We got the following issue in a fuzz test of randomly issuing the restore command: ========================================…
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Unscored —
usb: typec: tcpm: fix use-after-free case in tcpm_register_source_caps
In the Linux kernel, the following vulnerability has been resolved: usb: typec: tcpm: fix use-after-free case in tcpm_register_source_caps There could be a potential use-after-free case in tcpm_register_source_caps(). This could happen when: * new (say invali…
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Unscored —
USB: class: cdc-wdm: Fix CPU lockup caused by excessive log messages
In the Linux kernel, the following vulnerability has been resolved: USB: class: cdc-wdm: Fix CPU lockup caused by excessive log messages The syzbot fuzzer found that the interrupt-URB completion callback in the cdc-wdm driver was taking too long, and the driv…
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Unscored —
ipv6: fix possible race in __fib6_drop_pcpu_from()
In the Linux kernel, the following vulnerability has been resolved: ipv6: fix possible race in __fib6_drop_pcpu_from() syzbot found a race in __fib6_drop_pcpu_from() [1] If compiler reads more than once (*ppcpu_rt), second read could read NULL, if another cpu…
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Unscored —
net/mlx5: Always stop health timer during driver removal
In the Linux kernel, the following vulnerability has been resolved: net/mlx5: Always stop health timer during driver removal Currently, if teardown_hca fails to execute during driver removal, mlx5 does not stop the health timer. Afterwards, mlx5 continue with…
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Unscored —
bpf: Set run context for rawtp test_run callback
In the Linux kernel, the following vulnerability has been resolved: bpf: Set run context for rawtp test_run callback syzbot reported crash when rawtp program executed through the test_run interface calls bpf_get_attach_cookie helper or any other helper that t…
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Unscored —
wifi: mac80211: Fix deadlock in ieee80211_sta_ps_deliver_wakeup()
In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: Fix deadlock in ieee80211_sta_ps_deliver_wakeup() The ieee80211_sta_ps_deliver_wakeup() function takes sta->ps_lock to synchronizes with ieee80211_tx_h_unicast_ps_buf() which …
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Unscored —
cachefiles: defer exposing anon_fd until after copy_to_user() succeeds
In the Linux kernel, the following vulnerability has been resolved: cachefiles: defer exposing anon_fd until after copy_to_user() succeeds After installing the anonymous fd, we can now see it in userland and close it. However, at this point we may not have go…
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Unscored —
mm/huge_memory: don't unpoison huge_zero_folio
In the Linux kernel, the following vulnerability has been resolved: mm/huge_memory: don't unpoison huge_zero_folio When I did memory failure tests recently, below panic occurs: kernel BUG at include/linux/mm.h:1135! invalid opcode: 0000 [#1] PREEMPT SMP NOPTI…
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Unscored —
riscv: rewrite __kernel_map_pages() to fix sleeping in invalid context
In the Linux kernel, the following vulnerability has been resolved: riscv: rewrite __kernel_map_pages() to fix sleeping in invalid context __kernel_map_pages() is a debug function which clears the valid bit in page table entry for deallocated pages to detect …
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Unscored —
drm/exynos: hdmi: report safe 640x480 mode as a fallback when no EDID found
In the Linux kernel, the following vulnerability has been resolved: drm/exynos: hdmi: report safe 640x480 mode as a fallback when no EDID found When reading EDID fails and driver reports no modes available, the DRM core adds an artificial 1024x786 mode to the…
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Unscored —
bnxt_en: Adjust logging of firmware messages in case of released token in __hwrm_send()
In the Linux kernel, the following vulnerability has been resolved: bnxt_en: Adjust logging of firmware messages in case of released token in __hwrm_send() In case of token is released due to token->state == BNXT_HWRM_DEFERRED, released token (set to NULL) is…
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Unscored —
net: bridge: mst: pass vlan group directly to br_mst_vlan_set_state
In the Linux kernel, the following vulnerability has been resolved: net: bridge: mst: pass vlan group directly to br_mst_vlan_set_state Pass the already obtained vlan group pointer to br_mst_vlan_set_state() instead of dereferencing it again. Each caller has …
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Unscored —
xhci: Handle TD clearing for multiple streams case
In the Linux kernel, the following vulnerability has been resolved: xhci: Handle TD clearing for multiple streams case When multiple streams are in use, multiple TDs might be in flight when an endpoint is stopped. We need to issue a Set TR Dequeue Pointer for…
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Unscored —
mptcp: ensure snd_una is properly initialized on connect
In the Linux kernel, the following vulnerability has been resolved: mptcp: ensure snd_una is properly initialized on connect This is strictly related to commit fb7a0d334894 ("mptcp: ensure snd_nxt is properly initialized on connect"). It turns out that syzkal…
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Unscored —
drm/exynos/vidi: fix memory leak in .get_modes()
In the Linux kernel, the following vulnerability has been resolved: drm/exynos/vidi: fix memory leak in .get_modes() The duplicated EDID is never freed. Fix it.
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Unscored —
HID: logitech-dj: Fix memory leak in logi_dj_recv_switch_to_dj_mode()
In the Linux kernel, the following vulnerability has been resolved: HID: logitech-dj: Fix memory leak in logi_dj_recv_switch_to_dj_mode() Fix a memory leak on logi_dj_recv_send_report() error path.
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Unscored —
cachefiles: flush all requests after setting CACHEFILES_DEAD
In the Linux kernel, the following vulnerability has been resolved: cachefiles: flush all requests after setting CACHEFILES_DEAD In ondemand mode, when the daemon is processing an open request, if the kernel flags the cache as CACHEFILES_DEAD, the cachefiles_…
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Unscored —
landlock: Fix d_parent walk
In the Linux kernel, the following vulnerability has been resolved: landlock: Fix d_parent walk The WARN_ON_ONCE() in collect_domain_accesses() can be triggered when trying to link a root mount point. This cannot work in practice because this directory is mou…
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Unscored —
net: wwan: iosm: Fix tainted pointer delete is case of region creation fail
In the Linux kernel, the following vulnerability has been resolved: net: wwan: iosm: Fix tainted pointer delete is case of region creation fail In case of region creation fail in ipc_devlink_create_region(), previously created regions delete process starts fr…
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Unscored —
net/mlx5: Fix tainted pointer delete is case of flow rules creation fail
In the Linux kernel, the following vulnerability has been resolved: net/mlx5: Fix tainted pointer delete is case of flow rules creation fail In case of flow rule creation fail in mlx5_lag_create_port_sel_table(), instead of previously created rules, the taint…
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Unscored —
wifi: mac80211: mesh: Fix leak of mesh_preq_queue objects
In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: mesh: Fix leak of mesh_preq_queue objects The hwmp code use objects of type mesh_preq_queue, added to a list in ieee80211_if_mesh, to keep track of mpath we need to resolve. I…
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Unscored —
mm/page_table_check: fix crash on ZONE_DEVICE
In the Linux kernel, the following vulnerability has been resolved: mm/page_table_check: fix crash on ZONE_DEVICE Not all pages may apply to pgtable check. One example is ZONE_DEVICE pages: they map PFNs directly, and they don't allocate page_ext at all even …
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Unscored —
xfrm6: check ip6_dst_idev() return value in xfrm6_get_saddr()
In the Linux kernel, the following vulnerability has been resolved: xfrm6: check ip6_dst_idev() return value in xfrm6_get_saddr() ip6_dst_idev() can return NULL, xfrm6_get_saddr() must act accordingly. syzbot reported: Oops: general protection fault, probably…
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Unscored —
ipv6: prevent possible NULL dereference in rt6_probe()
In the Linux kernel, the following vulnerability has been resolved: ipv6: prevent possible NULL dereference in rt6_probe() syzbot caught a NULL dereference in rt6_probe() [1] Bail out if __in6_dev_get() returns NULL. [1] Oops: general protection fault, probab…
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Unscored —
ipv6: prevent possible NULL deref in fib6_nh_init()
In the Linux kernel, the following vulnerability has been resolved: ipv6: prevent possible NULL deref in fib6_nh_init() syzbot reminds us that in6_dev_get() can return NULL. fib6_nh_init() ip6_validate_gw( &idev ) ip6_route_check_nh( idev ) *idev = in6_dev_ge…
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Unscored —
mips: bmips: BCM6358: make sure CBR is correctly set
In the Linux kernel, the following vulnerability has been resolved: mips: bmips: BCM6358: make sure CBR is correctly set It was discovered that some device have CBR address set to 0 causing kernel panic when arch_sync_dma_for_cpu_all is called. This was notic…
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Unscored —
tty: add the option to have a tty reject a new ldisc
In the Linux kernel, the following vulnerability has been resolved: tty: add the option to have a tty reject a new ldisc ... and use it to limit the virtual terminals to just N_TTY. They are kind of special, and in particular, the "con_write()" routine violat…
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Unscored —
serial: imx: Introduce timeout when waiting on transmitter empty
In the Linux kernel, the following vulnerability has been resolved: serial: imx: Introduce timeout when waiting on transmitter empty By waiting at most 1 second for USR2_TXDC to be set, we avoid a potential deadlock. In case of the timeout, there is not much …
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Unscored —
MIPS: Octeon: Add PCIe link status check
In the Linux kernel, the following vulnerability has been resolved: MIPS: Octeon: Add PCIe link status check The standard PCIe configuration read-write interface is used to access the configuration space of the peripheral PCIe devices of the mips processor af…
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Unscored —
ext4: do not create EA inode under buffer lock
In the Linux kernel, the following vulnerability has been resolved: ext4: do not create EA inode under buffer lock ext4_xattr_set_entry() creates new EA inodes while holding buffer lock on the external xattr block. This is problematic as it nests all the allo…
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Unscored —
drm/lima: mask irqs in timeout path before hard reset
In the Linux kernel, the following vulnerability has been resolved: drm/lima: mask irqs in timeout path before hard reset There is a race condition in which a rendering job might take just long enough to trigger the drm sched job timeout handler but also stil…
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Unscored —
wifi: mt76: mt7921s: fix potential hung tasks during chip recovery
In the Linux kernel, the following vulnerability has been resolved: wifi: mt76: mt7921s: fix potential hung tasks during chip recovery During chip recovery (e.g. chip reset), there is a possible situation that kernel worker reset_work is holding the lock and …
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Unscored —
scsi: qedi: Fix crash while reading debugfs attribute
In the Linux kernel, the following vulnerability has been resolved: scsi: qedi: Fix crash while reading debugfs attribute The qedi_dbg_do_not_recover_cmd_read() function invokes sprintf() directly on a __user pointer, which results into the crash. To fix this…
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Unscored —
batman-adv: bypass empty buckets in batadv_purge_orig_ref()
In the Linux kernel, the following vulnerability has been resolved: batman-adv: bypass empty buckets in batadv_purge_orig_ref() Many syzbot reports are pointing to soft lockups in batadv_purge_orig_ref() [1] Root cause is unknown, but we can avoid spending to…
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Unscored —
drm/amdgpu: fix UBSAN warning in kv_dpm.c
In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: fix UBSAN warning in kv_dpm.c Adds bounds check for sumo_vid_mapping_entry.
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Unscored —
drm/radeon: fix UBSAN warning in kv_dpm.c
In the Linux kernel, the following vulnerability has been resolved: drm/radeon: fix UBSAN warning in kv_dpm.c Adds bounds check for sumo_vid_mapping_entry.
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Unscored —
netfilter: ipset: Fix suspicious rcu_dereference_protected()
In the Linux kernel, the following vulnerability has been resolved: netfilter: ipset: Fix suspicious rcu_dereference_protected() When destroying all sets, we are either in pernet exit phase or are executing a "destroy all sets command" from userspace. The lat…
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Unscored —
ptp: fix integer overflow in max_vclocks_store
In the Linux kernel, the following vulnerability has been resolved: ptp: fix integer overflow in max_vclocks_store On 32bit systems, the "4 * max" multiply can overflow. Use kcalloc() to do the allocation to prevent this.
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Unscored —
net/sched: act_api: fix possible infinite loop in tcf_idr_check_alloc()
In the Linux kernel, the following vulnerability has been resolved: net/sched: act_api: fix possible infinite loop in tcf_idr_check_alloc() syzbot found hanging tasks waiting on rtnl_lock [1] A reproducer is available in the syzbot bug. When a request to add …
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Unscored —
bpf: Avoid splat in pskb_pull_reason
In the Linux kernel, the following vulnerability has been resolved: bpf: Avoid splat in pskb_pull_reason syzkaller builds (CONFIG_DEBUG_NET=y) frequently trigger a debug hint in pskb_may_pull. We'd like to retain this debug check because it might hint at inte…
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Unscored —
block/ioctl: prefer different overflow check
In the Linux kernel, the following vulnerability has been resolved: block/ioctl: prefer different overflow check Running syzkaller with the newly reintroduced signed integer overflow sanitizer shows this report: [ 62.982337] ------------[ cut here ]----------…
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Unscored —
io_uring/sqpoll: work around a potential audit memory leak
In the Linux kernel, the following vulnerability has been resolved: io_uring/sqpoll: work around a potential audit memory leak kmemleak complains that there's a memory leak related to connect handling: unreferenced object 0xffff0001093bdf00 (size 128): comm "…
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crypto: hisilicon/sec - Fix memory leak for sec resource release
In the Linux kernel, the following vulnerability has been resolved: crypto: hisilicon/sec - Fix memory leak for sec resource release The AIV is one of the SEC resources. When releasing resources, it need to release the AIV resources at the same time. Otherwis…
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Unscored —
tracing: Build event generation tests only as modules
In the Linux kernel, the following vulnerability has been resolved: tracing: Build event generation tests only as modules The kprobes and synth event generation test modules add events and lock (get a reference) those event file reference in module init funct…
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Unscored —
netpoll: Fix race condition in netpoll_owner_active
In the Linux kernel, the following vulnerability has been resolved: netpoll: Fix race condition in netpoll_owner_active KCSAN detected a race condition in netpoll: BUG: KCSAN: data-race in net_rx_action / netpoll_send_skb write (marked) to 0xffff8881164168b0 …
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Unscored —
netrom: Fix a memory leak in nr_heartbeat_expiry()
In the Linux kernel, the following vulnerability has been resolved: netrom: Fix a memory leak in nr_heartbeat_expiry() syzbot reported a memory leak in nr_create() [0]. Commit 409db27e3a2e ("netrom: Fix use-after-free of a listening socket.") added sock_hold(…
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Unscored —
Fix userfaultfd_api to return EINVAL as expected
In the Linux kernel, the following vulnerability has been resolved: Fix userfaultfd_api to return EINVAL as expected Currently if we request a feature that is not set in the Kernel config we fail silently and return all the available features. However, the ma…
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Unscored —
ksmbd: discard write access to the directory open
In the Linux kernel, the following vulnerability has been resolved: ksmbd: discard write access to the directory open may_open() does not allow a directory to be opened with the write access. However, some writing flags set by client result in adding write ac…
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Unscored —
USB: core: Fix duplicate endpoint bug by clearing reserved bits in the descriptor
In the Linux kernel, the following vulnerability has been resolved: USB: core: Fix duplicate endpoint bug by clearing reserved bits in the descriptor Syzbot has identified a bug in usbcore (see the Closes: tag below) caused by our assumption that the reserved…
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Unscored —
firmware: cs_dsp: Fix overflow checking of wmfw header
In the Linux kernel, the following vulnerability has been resolved: firmware: cs_dsp: Fix overflow checking of wmfw header Fix the checking that firmware file buffer is large enough for the wmfw header, to prevent overrunning the buffer. The original code tes…
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Unscored —
netfilter: nf_tables: prefer nft_chain_validate
In the Linux kernel, the following vulnerability has been resolved: netfilter: nf_tables: prefer nft_chain_validate nft_chain_validate already performs loop detection because a cycle will result in a call stack overflow (ctx->level >= NFT_JUMP_STACK_SIZE). It…
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Unscored —
ppp: reject claimed-as-LCP but actually malformed packets
In the Linux kernel, the following vulnerability has been resolved: ppp: reject claimed-as-LCP but actually malformed packets Since 'ppp_async_encode()' assumes valid LCP packets (with code from 1 to 7 inclusive), add 'ppp_check_packet()' to ensure that LCP p…
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Unscored —
i40e: Fix XDP program unloading while removing the driver
In the Linux kernel, the following vulnerability has been resolved: i40e: Fix XDP program unloading while removing the driver The commit 6533e558c650 ("i40e: Fix reset path while removing the driver") introduced a new PF state "__I40E_IN_REMOVE" to block modi…
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Unscored —
cachefiles: cyclic allocation of msg_id to avoid reuse
In the Linux kernel, the following vulnerability has been resolved: cachefiles: cyclic allocation of msg_id to avoid reuse Reusing the msg_id after a maliciously completed reopen request may cause a read request to remain unprocessed and result in a hung, as …
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Unscored —
mm: prevent derefencing NULL ptr in pfn_section_valid()
In the Linux kernel, the following vulnerability has been resolved: mm: prevent derefencing NULL ptr in pfn_section_valid() Commit 5ec8e8ea8b77 ("mm/sparsemem: fix race in accessing memory_section->usage") changed pfn_section_valid() to add a READ_ONCE() call…