Summary
Package updates are available for Amazon Linux 2023 that fix the following vulnerabilities: CVE-2026-46329: In the Linux kernel, the following vulnerability has been resolved: erofs: handle end of filesystem properly for file-backed mounts CVE-2026-46328: In the Linux kernel, the following vulnerability has been resolved: apparmor: fix rlimit for posix cpu timers CVE-2026-46327: In the Linux kernel, the following vulnerability has been resolved: dm: fix unlocked test for dm_suspended_md CVE-2026-46266: In the Linux kernel, the following vulnerability has been resolved: inet: RAW sockets using IPPROTO_RAW MUST drop incoming ICMP CVE-2026-46260: In the Linux kernel, the following vulnerability has been resolved: ipv6: Fix out-of-bound access in fib6_add_rt2node(). CVE-2026-46259: In the Linux kernel, the following vulnerability has been resolved: procfs: fix missing RCU protection when reading real_parent in do_task_stat() CVE-2026-46253: In the Linux kernel, the following vulnerability has been resolved: pstore/ram: fix buffer overflow in persistent_ram_save_old() CVE-2026-46251: In the Linux kernel, the following vulnerability has been resolved: btrfs: fix block_group_tree dirty_list corruption CVE-2026-45985: In the Linux kernel, the following vulnerability has been resolved: ext4: don't set EXT4_GET_BLOCKS_CONVERT when splitting before submitting I/O CVE-2026-45983: In the Linux kernel, the following vulnerability has been resolved: nfsd: never defer requests during idmap lookup CVE-2026-45982: In the Linux kernel, the following vulnerability has been resolved: ACPICA: Fix NULL pointer dereference in acpi_ev_address_space_dispatch() CVE-2026-45974: In the Linux kernel, the following vulnerability has been resolved: btrfs: fix invalid leaf access in btrfs_quota_enable() if ref key not found CVE-2026-45973: In the Linux kernel, the following vulnerability has been resolved: RDMA/mlx5: Fix UMR hang in LAG error state unload CVE-2026-45972: In the Linux kernel, the following vulnerability has been resolved: smb: client: fix potential UAF and double free in smb2_open_file() CVE-2026-45970: In the Linux kernel, the following vulnerability has been resolved: bonding: alb: fix UAF in rlb_arp_recv during bond up/down CVE-2026-45968: In the Linux kernel, the following vulnerability has been resolved: cpuidle: Skip governor when only one idle state is available CVE-2026-45964: In the Linux kernel, the following vulnerability has been resolved: SUNRPC: fix gss_auth kref leak in gss_alloc_msg error path CVE-2026-45957: In the Linux kernel, the following vulnerability has been resolved: rcu: Fix rcu_read_unlock() deadloop due to softirq CVE-2026-45949: In the Linux kernel, the following vulnerability has been resolved: hwrng: core - use RCU and work_struct to fix race condition CVE-2026-45948: In the Linux kernel, the following vulnerability has been resolved: ext4: fix memory leak in ext4_ext_shift_extents() CVE-2026-45942: In the Linux kernel, the following vulnerability has been resolved: ext4: fix e4b bitmap inconsistency reports CVE-2026-45935: In the Linux kernel, the following vulnerability has been resolved: fs/ntfs3: Fix slab-out-of-bounds read in DeleteIndexEntryRoot CVE-2026-45933: In the Linux kernel, the following vulnerability has been resolved: bpf: Preserve id of register in sync_linked_regs() CVE-2026-45925: In the Linux kernel, the following vulnerability has been resolved: thermal/of: Fix reference leak in thermal_of_cm_lookup() CVE-2026-45922: In the Linux kernel, the following vulnerability has been resolved: RDMA/mlx5: Fix memory leak in GET_DATA_DIRECT_SYSFS_PATH handler CVE-2026-45920: In the Linux kernel, the following vulnerability has been resolved: ext4: fix dirtyclusters double decrement on fs shutdown CVE-2026-45919: In the Linux kernel, the following vulnerability has been resolved: sched/rt: Skip currently executing CPU in rto_next_cpu() CVE-2026-45917: In the Linux kernel, the following vulnerability has been resolved: ipvs: do not keep dest_dst if dev is going down CVE-2026-45915: In the Linux kernel, the following vulnerability has been resolved: fat: avoid parent link count underflow in rmdir CVE-2026-45913: In the Linux kernel, the following vulnerability has been resolved: net: bridge: mcast: always update mdb_n_entries for vlan contexts CVE-2026-45912: In the Linux kernel, the following vulnerability has been resolved: ext4: don't cache extent during splitting extent CVE-2026-45905: In the Linux kernel, the following vulnerability has been resolved: xfrm: fix ip_rt_bug race in icmp_route_lookup reverse path CVE-2026-45899: In the Linux kernel, the following vulnerability has been resolved: ext4: drop extent cache when splitting extent fails CVE-2026-45898: In the Linux kernel, the following vulnerability has been resolved: RDMA/iwcm: Fix workqueue list corruption by removing work_list CVE-2026-45895: In the Linux kernel, the following vulnerability has been resolved: quota: fix livelock between quotactl and freeze_super CVE-2026-45894: In the Linux kernel, the following vulnerability has been resolved: iommu/vt-d: Clear Present bit before tearing down PASID entry CVE-2026-45890: In the Linux kernel, the following vulnerability has been resolved: xen-netback: reject zero-queue configuration from guest CVE-2026-45888: In the Linux kernel, the following vulnerability has been resolved: md/raid1: fix memory leak in raid1_run() CVE-2026-45886: In the Linux kernel, the following vulnerability has been resolved: bpf: Fix bpf_xdp_store_bytes proto for read-only arg CVE-2026-45873: In the Linux kernel, the following vulnerability has been resolved: netfilter: nft_set_rbtree: check for partial overlaps in anonymous sets CVE-2026-45872: In the Linux kernel, the following vulnerability has been resolved: scsi: smartpqi: Fix memory leak in pqi_report_phys_luns() CVE-2026-45870: In the Linux kernel, the following vulnerability has been resolved: SUNRPC: auth_gss: fix memory
Fixed packages 22
| Release | Package | Fixed in |
|---|---|---|
| Amazon Linux · 2023 | bpftool6.12 | 1:6.12.77-99.140.amzn2023 |
| Amazon Linux · 2023 | bpftool6.12-debuginfo | 1:6.12.77-99.140.amzn2023 |
| Amazon Linux · 2023 | kernel-livepatch-6.12.77-99.140 | 1:1.0-0.amzn2023 |
| Amazon Linux · 2023 | kernel6.12 | 1:6.12.77-99.140.amzn2023 |
| Amazon Linux · 2023 | kernel6.12-debuginfo | 1:6.12.77-99.140.amzn2023 |
| Amazon Linux · 2023 | kernel6.12-debuginfo-common-aarch64 | 1:6.12.77-99.140.amzn2023 |
| Amazon Linux · 2023 | kernel6.12-debuginfo-common-x86_64 | 1:6.12.77-99.140.amzn2023 |
| Amazon Linux · 2023 | kernel6.12-devel | 1:6.12.77-99.140.amzn2023 |
| Amazon Linux · 2023 | kernel6.12-headers | 1:6.12.77-99.140.amzn2023 |
| Amazon Linux · 2023 | kernel6.12-libbpf | 1:6.12.77-99.140.amzn2023 |
| Amazon Linux · 2023 | kernel6.12-libbpf-debuginfo | 1:6.12.77-99.140.amzn2023 |
| Amazon Linux · 2023 | kernel6.12-libbpf-devel | 1:6.12.77-99.140.amzn2023 |
| Amazon Linux · 2023 | kernel6.12-libbpf-static | 1:6.12.77-99.140.amzn2023 |
| Amazon Linux · 2023 | kernel6.12-modules-extra | 1:6.12.77-99.140.amzn2023 |
| Amazon Linux · 2023 | kernel6.12-modules-extra-common | 1:6.12.77-99.140.amzn2023 |
| Amazon Linux · 2023 | kernel6.12-tools | 1:6.12.77-99.140.amzn2023 |
| Amazon Linux · 2023 | kernel6.12-tools-debuginfo | 1:6.12.77-99.140.amzn2023 |
| Amazon Linux · 2023 | kernel6.12-tools-devel | 1:6.12.77-99.140.amzn2023 |
| Amazon Linux · 2023 | perf6.12 | 1:6.12.77-99.140.amzn2023 |
| Amazon Linux · 2023 | perf6.12-debuginfo | 1:6.12.77-99.140.amzn2023 |
| Amazon Linux · 2023 | python3-perf6.12 | 1:6.12.77-99.140.amzn2023 |
| Amazon Linux · 2023 | python3-perf6.12-debuginfo | 1:6.12.77-99.140.amzn2023 |
Vulnerabilities 158
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Critical 9.8
tls: Fix race condition in tls_sw_cancel_work_tx()
In the Linux kernel, the following vulnerability has been resolved: tls: Fix race condition in tls_sw_cancel_work_tx() This issue was discovered during a code audit. After cancel_delayed_work_sync() is called from tls_sk_proto_close(), tx_work_handler() can s…
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Critical 9.8
ipv6: ioam: fix heap buffer overflow in __ioam6_fill_trace_data()
In the Linux kernel, the following vulnerability has been resolved: ipv6: ioam: fix heap buffer overflow in __ioam6_fill_trace_data() On the receive path, __ioam6_fill_trace_data() uses trace->nodelen to decide how much data to write for each node. It trusts …
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Critical 9.8
libceph: define and enforce CEPH_MAX_KEY_LEN
In the Linux kernel, the following vulnerability has been resolved: libceph: define and enforce CEPH_MAX_KEY_LEN When decoding the key, verify that the key material would fit into a fixed-size buffer in process_auth_done() and generally has a sane length. The…
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Critical 9.8
RDMA/iwcm: Fix workqueue list corruption by removing work_list
In the Linux kernel, the following vulnerability has been resolved: RDMA/iwcm: Fix workqueue list corruption by removing work_list The commit e1168f0 ("RDMA/iwcm: Simplify cm_event_handler()") changed the work submission logic to unconditionally call queue_wo…
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Critical 9.8
smb: client: fix potential UAF and double free in smb2_open_file()
In the Linux kernel, the following vulnerability has been resolved: smb: client: fix potential UAF and double free in smb2_open_file() Zero out @err_iov and @err_buftype before retrying SMB2_open() to prevent an UAF bug if @data != NULL, otherwise a double fr…
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Critical 9.1
inet: RAW sockets using IPPROTO_RAW MUST drop incoming ICMP
In the Linux kernel, the following vulnerability has been resolved: inet: RAW sockets using IPPROTO_RAW MUST drop incoming ICMP Yizhou Zhao reported that simply having one RAW socket on protocol IPPROTO_RAW (255) was dangerous. socket(AF_INET, SOCK_RAW, 255);…
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High 8.8
xfs: fix freemap adjustments when adding xattrs to leaf blocks
In the Linux kernel, the following vulnerability has been resolved: xfs: fix freemap adjustments when adding xattrs to leaf blocks xfs/592 and xfs/794 both trip this assertion in the leaf block freemap adjustment code after ~20 minutes of running on my test V…
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High 8.8
xfs: delete attr leaf freemap entries when empty
In the Linux kernel, the following vulnerability has been resolved: xfs: delete attr leaf freemap entries when empty Back in commit 2a2b5932db6758 ("xfs: fix attr leaf header freemap.size underflow"), Brian Foster observed that it's possible for a small freem…
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High 8.8
cifs: Fix locking usage for tcon fields
In the Linux kernel, the following vulnerability has been resolved: cifs: Fix locking usage for tcon fields We used to use the cifs_tcp_ses_lock to protect a lot of objects that are not just the server, ses or tcon lists. We later introduced srv_lock, ses_loc…
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High 8.8
smb: client: prevent races in ->query_interfaces()
In the Linux kernel, the following vulnerability has been resolved: smb: client: prevent races in ->query_interfaces() It was possible for two query interface works to be concurrently trying to update the interfaces. Prevent this by checking and updating ifac…
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High 8.6
xfrm6: fix uninitialized saddr in xfrm6_get_saddr()
In the Linux kernel, the following vulnerability has been resolved: xfrm6: fix uninitialized saddr in xfrm6_get_saddr() xfrm6_get_saddr() does not check the return value of ipv6_dev_get_saddr(). When ipv6_dev_get_saddr() fails to find a suitable source addres…
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High 8.4
btrfs: fix block_group_tree dirty_list corruption
In the Linux kernel, the following vulnerability has been resolved: btrfs: fix block_group_tree dirty_list corruption When the incompat flag EXTENT_TREE_V2 is set, we unconditionally add the block group tree to the switch_commits list before calling switch_co…
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High 8.2
fs/ntfs3: Initialize new folios before use
In the Linux kernel, the following vulnerability has been resolved: fs/ntfs3: Initialize new folios before use KMSAN reports an uninitialized value in longest_match_std(), invoked from ntfs_compress_write(). When new folios are allocated without being marked …
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High 8.2
netfilter: xt_tcpmss: check remaining length before reading optlen
In the Linux kernel, the following vulnerability has been resolved: netfilter: xt_tcpmss: check remaining length before reading optlen Quoting reporter: In net/netfilter/xt_tcpmss.c (lines 53-68), the TCP option parser reads op[i+1] directly without validatin…
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High 8.2
netfilter: nf_conntrack_h323: fix OOB read in decode_choice()
In the Linux kernel, the following vulnerability has been resolved: netfilter: nf_conntrack_h323: fix OOB read in decode_choice() In decode_choice(), the boundary check before get_len() uses the variable `len`, which is still 0 from its initialization at the …
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High 7.9
KVM: nSVM: Always use vmcb01 in VMLOAD/VMSAVE emulation
In the Linux kernel, the following vulnerability has been resolved: KVM: nSVM: Always use vmcb01 in VMLOAD/VMSAVE emulation Commit cc3ed80ae69f ("KVM: nSVM: always use vmcb01 to for vmsave/vmload of guest state") made KVM always use vmcb01 for the fields cont…
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High 7.8CVE-2026-23231 Public exploit
netfilter: nf_tables: fix use-after-free in nf_tables_addchain()
In the Linux kernel, the following vulnerability has been resolved: netfilter: nf_tables: fix use-after-free in nf_tables_addchain() nf_tables_addchain() publishes the chain to table->chains via list_add_tail_rcu() (in nft_chain_add()) before registering hook…
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High 7.8
espintcp: Fix race condition in espintcp_close()
In the Linux kernel, the following vulnerability has been resolved: espintcp: Fix race condition in espintcp_close() This issue was discovered during a code audit. After cancel_work_sync() is called from espintcp_close(), espintcp_tx_work() can still be sched…
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High 7.8
RDMA/umad: Reject negative data_len in ib_umad_write
In the Linux kernel, the following vulnerability has been resolved: RDMA/umad: Reject negative data_len in ib_umad_write ib_umad_write computes data_len from user-controlled count and the MAD header sizes. With a mismatched user MAD header size and RMPP heade…
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High 7.8
net/sched: Only allow act_ct to bind to clsact/ingress qdiscs and shared blocks
In the Linux kernel, the following vulnerability has been resolved: net/sched: Only allow act_ct to bind to clsact/ingress qdiscs and shared blocks As Paolo said earlier [1]: "Since the blamed commit below, classify can return TC_ACT_CONSUMED while the curren…
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High 7.8
perf: Fix __perf_event_overflow() vs perf_remove_from_context() race
In the Linux kernel, the following vulnerability has been resolved: perf: Fix __perf_event_overflow() vs perf_remove_from_context() race Make sure that __perf_event_overflow() runs with IRQs disabled for all possible callchains. Specifically the software even…
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High 7.8
macvlan: observe an RCU grace period in macvlan_common_newlink() error path
In the Linux kernel, the following vulnerability has been resolved: macvlan: observe an RCU grace period in macvlan_common_newlink() error path valis reported that a race condition still happens after my prior patch. macvlan_common_newlink() might have made @…
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High 7.8
drm/vmwgfx: Return the correct value in vmw_translate_ptr functions
In the Linux kernel, the following vulnerability has been resolved: drm/vmwgfx: Return the correct value in vmw_translate_ptr functions Before the referenced fixes these functions used a lookup function that returned a pointer. This was changed to another loo…
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High 7.8
net: sched: avoid qdisc_reset_all_tx_gt() vs dequeue race for lockless qdiscs
In the Linux kernel, the following vulnerability has been resolved: net: sched: avoid qdisc_reset_all_tx_gt() vs dequeue race for lockless qdiscs When shrinking the number of real tx queues, netif_set_real_num_tx_queues() calls qdisc_reset_all_tx_gt() to flus…
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High 7.8
netfilter: nft_set_pipapo: split gc into unlink and reclaim phase
In the Linux kernel, the following vulnerability has been resolved: netfilter: nft_set_pipapo: split gc into unlink and reclaim phase Yiming Qian reports Use-after-free in the pipapo set type: Under a large number of expired elements, commit-time GC can run f…
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High 7.8
bpf, arm64: Force 8-byte alignment for JIT buffer to prevent atomic tearing
In the Linux kernel, the following vulnerability has been resolved: bpf, arm64: Force 8-byte alignment for JIT buffer to prevent atomic tearing struct bpf_plt contains a u64 target field. Currently, the BPF JIT allocator requests an alignment of 4 bytes (size…
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High 7.8
cifs: some missing initializations on replay
In the Linux kernel, the following vulnerability has been resolved: cifs: some missing initializations on replay In several places in the code, we have a label to signify the start of the code where a request can be replayed if necessary. However, some of the…
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High 7.8
RDMA/umem: Fix double dma_buf_unpin in failure path
In the Linux kernel, the following vulnerability has been resolved: RDMA/umem: Fix double dma_buf_unpin in failure path In ib_umem_dmabuf_get_pinned_with_dma_device(), the call to ib_umem_dmabuf_map_pages() can fail. If this occurs, the dmabuf is immediately …
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High 7.8
perf/arm-cmn: Reject unsupported hardware configurations
In the Linux kernel, the following vulnerability has been resolved: perf/arm-cmn: Reject unsupported hardware configurations So far we've been fairly lax about accepting both unknown CMN models (at least with a warning), and unknown revisions of those which w…
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High 7.8
xfs: remove xfs_attr_leaf_hasname
In the Linux kernel, the following vulnerability has been resolved: xfs: remove xfs_attr_leaf_hasname The calling convention of xfs_attr_leaf_hasname() is problematic, because it returns a NULL buffer when xfs_attr3_leaf_read fails, a valid buffer when xfs_at…
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High 7.8
procfs: fix possible double mmput() in do_procmap_query()
In the Linux kernel, the following vulnerability has been resolved: procfs: fix possible double mmput() in do_procmap_query() When user provides incorrectly sized buffer for build ID for PROCMAP_QUERY we return with -ENAMETOOLONG error. After recent changes t…
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High 7.8
PCI: Fix pci_slot_trylock() error handling
In the Linux kernel, the following vulnerability has been resolved: PCI: Fix pci_slot_trylock() error handling Commit a4e772898f8b ("PCI: Add missing bridge lock to pci_bus_lock()") delegates the bridge device's pci_dev_trylock() to pci_bus_trylock() in pci_s…
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High 7.8
KVM: x86: Add SRCU protection for reading PDPTRs in __get_sregs2()
In the Linux kernel, the following vulnerability has been resolved: KVM: x86: Add SRCU protection for reading PDPTRs in __get_sregs2() Add SRCU read-side protection when reading PDPTR registers in __get_sregs2(). Reading PDPTRs may trigger access to guest mem…
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High 7.8
alpha: fix user-space corruption during memory compaction
In the Linux kernel, the following vulnerability has been resolved: alpha: fix user-space corruption during memory compaction Alpha systems can suffer sporadic user-space crashes and heap corruption when memory compaction is enabled. Symptoms include SIGSEGV,…
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High 7.8
dm: clear cloned request bio pointer when last clone bio completes
In the Linux kernel, the following vulnerability has been resolved: dm: clear cloned request bio pointer when last clone bio completes Stale rq->bio values have been observed to cause double-initialization of cloned bios in request-based device-mapper targets…
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High 7.8
iommu/vt-d: Flush cache for PASID table before using it
In the Linux kernel, the following vulnerability has been resolved: iommu/vt-d: Flush cache for PASID table before using it When writing the address of a freshly allocated zero-initialized PASID table to a PASID directory entry, do that after the CPU cache fl…
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High 7.8
iommu/vt-d: Clear Present bit before tearing down PASID entry
In the Linux kernel, the following vulnerability has been resolved: iommu/vt-d: Clear Present bit before tearing down PASID entry The Intel VT-d Scalable Mode PASID table entry consists of 512 bits (64 bytes). When tearing down an entry, the current implement…
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High 7.8
bpf: Preserve id of register in sync_linked_regs()
In the Linux kernel, the following vulnerability has been resolved: bpf: Preserve id of register in sync_linked_regs() sync_linked_regs() copies the id of known_reg to reg when propagating bounds of known_reg to reg using the off of known_reg, but when known_…
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High 7.8
fs/ntfs3: Fix slab-out-of-bounds read in DeleteIndexEntryRoot
In the Linux kernel, the following vulnerability has been resolved: fs/ntfs3: Fix slab-out-of-bounds read in DeleteIndexEntryRoot In the 'DeleteIndexEntryRoot' case of the 'do_action' function, the entry size ('esize') is retrieved from the log record without…
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High 7.8
ext4: fix e4b bitmap inconsistency reports
In the Linux kernel, the following vulnerability has been resolved: ext4: fix e4b bitmap inconsistency reports A bitmap inconsistency issue was observed during stress tests under mixed huge-page workloads. Ext4 reported multiple e4b bitmap check failures like…
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High 7.8
bonding: alb: fix UAF in rlb_arp_recv during bond up/down
In the Linux kernel, the following vulnerability has been resolved: bonding: alb: fix UAF in rlb_arp_recv during bond up/down The ALB RX path may access rx_hashtbl concurrently with bond teardown. During rapid bond up/down cycles, rlb_deinitialize() frees rx_…
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High 7.8
pstore/ram: fix buffer overflow in persistent_ram_save_old()
In the Linux kernel, the following vulnerability has been resolved: pstore/ram: fix buffer overflow in persistent_ram_save_old() persistent_ram_save_old() can be called multiple times for the same persistent_ram_zone (e.g., via ramoops_pstore_read -> ramoops_…
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High 7.8
procfs: fix missing RCU protection when reading real_parent in do_task_stat()
In the Linux kernel, the following vulnerability has been resolved: procfs: fix missing RCU protection when reading real_parent in do_task_stat() When reading /proc/[pid]/stat, do_task_stat() accesses task->real_parent without proper RCU protection, which lea…
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High 7.8
ipv6: Fix out-of-bound access in fib6_add_rt2node().
In the Linux kernel, the following vulnerability has been resolved: ipv6: Fix out-of-bound access in fib6_add_rt2node(). syzbot reported out-of-bound read in fib6_add_rt2node(). [0] When IPv6 route is created with RTA_NH_ID, struct fib6_info does not have the…
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High 7.8
dm: fix unlocked test for dm_suspended_md
In the Linux kernel, the following vulnerability has been resolved: dm: fix unlocked test for dm_suspended_md The function dm_blk_report_zones tests if the device is suspended with the "dm_suspended_md" call. However, this function is called without holding a…
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High 7.5
net/rds: Fix circular locking dependency in rds_tcp_tune
In the Linux kernel, the following vulnerability has been resolved: net/rds: Fix circular locking dependency in rds_tcp_tune syzbot reported a circular locking dependency in rds_tcp_tune() where sk_net_refcnt_upgrade() is called while holding the socket lock:…
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High 7.5
net: consume xmit errors of GSO frames
In the Linux kernel, the following vulnerability has been resolved: net: consume xmit errors of GSO frames udpgro_frglist.sh and udpgro_bench.sh are the flakiest tests currently in NIPA. They fail in the same exact way, TCP GRO test stalls occasionally and th…
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High 7.5
net/mlx5e: Fix "scheduling while atomic" in IPsec MAC address query
In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Fix "scheduling while atomic" in IPsec MAC address query Fix a "scheduling while atomic" bug in mlx5e_ipsec_init_macs() by replacing mlx5_query_mac_address() with ether_addr_copy()…
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High 7.5
net/rds: No shortcut out of RDS_CONN_ERROR
In the Linux kernel, the following vulnerability has been resolved: net/rds: No shortcut out of RDS_CONN_ERROR RDS connections carry a state "rds_conn_path::cp_state" and transitions from one state to another and are conditional upon an expected state: "rds_c…
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High 7.5
net/rds: Clear reconnect pending bit
In the Linux kernel, the following vulnerability has been resolved: net/rds: Clear reconnect pending bit When canceling the reconnect worker, care must be taken to reset the reconnect-pending bit. If the reconnect worker has not yet been scheduled before it i…
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High 7.5
iommu/amd: move wait_on_sem() out of spinlock
In the Linux kernel, the following vulnerability has been resolved: iommu/amd: move wait_on_sem() out of spinlock With iommu.strict=1, the existing completion wait path can cause soft lockups under stressed environment, as wait_on_sem() busy-waits under the s…
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High 7.5
netfilter: nfnetlink_queue: do shared-unconfirmed check before segmentation
In the Linux kernel, the following vulnerability has been resolved: netfilter: nfnetlink_queue: do shared-unconfirmed check before segmentation Ulrich reports a regression with nfqueue: If an application did not set the 'F_GSO' capability flag and a gso packe…
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High 7.5
netfilter: nf_conncount: increase the connection clean up limit to 64
In the Linux kernel, the following vulnerability has been resolved: netfilter: nf_conncount: increase the connection clean up limit to 64 After the optimization to only perform one GC per jiffy, a new problem was introduced. If more than 8 new connections are…
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High 7.3
apparmor: fix rlimit for posix cpu timers
In the Linux kernel, the following vulnerability has been resolved: apparmor: fix rlimit for posix cpu timers Posix cpu timers requires an additional step beyond setting the rlimit. Refactor the code so its clear when what code is setting the limit and condit…
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High 7.1
RDMA/uverbs: Validate wqe_size before using it in ib_uverbs_post_send
In the Linux kernel, the following vulnerability has been resolved: RDMA/uverbs: Validate wqe_size before using it in ib_uverbs_post_send ib_uverbs_post_send() uses cmd.wqe_size from userspace without any validation before passing it to kmalloc() and using th…
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Unscored —CVE-2024-14027 Public exploit
xattr: switch to CLASS(fd)
In the Linux kernel, the following vulnerability has been resolved: fs/xattr: missing fdput() in fremovexattr error path In the Linux kernel, the fremovexattr() syscall calls fdget() to acquire a file reference but returns early without calling fdput() when s…
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Unscored —
audit: add fchmodat2() to change attributes class
In the Linux kernel, the following vulnerability has been resolved: audit: add fchmodat2() to change attributes class fchmodat2(), introduced in version 6.6 is currently not in the change attribute class of audit. Calling fchmodat2() to change a file attribut…
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Unscored —
fs: ntfs3: fix infinite loop in attr_load_runs_range on inconsistent metadata
In the Linux kernel, the following vulnerability has been resolved: fs: ntfs3: fix infinite loop in attr_load_runs_range on inconsistent metadata We found an infinite loop bug in the ntfs3 file system that can lead to a Denial-of-Service (DoS) condition. A ma…
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Unscored —
fs: ntfs3: check return value of indx_find to avoid infinite loop
In the Linux kernel, the following vulnerability has been resolved: fs: ntfs3: check return value of indx_find to avoid infinite loop We found an infinite loop bug in the ntfs3 file system that can lead to a Denial-of-Service (DoS) condition. A malformed dent…
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Unscored —
fs: ntfs3: fix infinite loop triggered by zero-sized ATTR_LIST
In the Linux kernel, the following vulnerability has been resolved: fs: ntfs3: fix infinite loop triggered by zero-sized ATTR_LIST We found an infinite loop bug in the ntfs3 file system that can lead to a Denial-of-Service (DoS) condition. A malformed NTFS im…
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Unscored —
fs/buffer: add alert in try_to_free_buffers() for folios without buffers
In the Linux kernel, the following vulnerability has been resolved: fs/buffer: add alert in try_to_free_buffers() for folios without buffers try_to_free_buffers() can be called on folios with no buffers attached when filemap_release_folio() is invoked on a fo…
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Unscored —
smack: /smack/doi: accept previously used values
In the Linux kernel, the following vulnerability has been resolved: smack: /smack/doi: accept previously used values Writing to /smack/doi a value that has ever been written there in the past disables networking for non-ambient labels. E.g. # cat /smack/doi 3…
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Unscored —
drm/display/dp_mst: Add protection against 0 vcpi
In the Linux kernel, the following vulnerability has been resolved: drm/display/dp_mst: Add protection against 0 vcpi When releasing a timeslot there is a slight chance we may end up with the wrong payload mask due to overflow if the delayed_destroy_work ends…
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Unscored —
btrfs: do not strictly require dirty metadata threshold for metadata writepages
In the Linux kernel, the following vulnerability has been resolved: btrfs: do not strictly require dirty metadata threshold for metadata writepages [BUG] There is an internal report that over 1000 processes are waiting at the io_schedule_timeout() of balance_…
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Unscored —
nvme: fix memory allocation in nvme_pr_read_keys()
In the Linux kernel, the following vulnerability has been resolved: nvme: fix memory allocation in nvme_pr_read_keys() nvme_pr_read_keys() takes num_keys from userspace and uses it to calculate the allocation size for rse via struct_size(). The upper limit is…
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Unscored —
xfs: check for deleted cursors when revalidating two btrees
In the Linux kernel, the following vulnerability has been resolved: xfs: check for deleted cursors when revalidating two btrees The free space and inode btree repair functions will rebuild both btrees at the same time, after which it needs to evaluate both bt…
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Unscored —
drbd: fix null-pointer dereference on local read error
In the Linux kernel, the following vulnerability has been resolved: drbd: fix null-pointer dereference on local read error In drbd_request_endio(), READ_COMPLETED_WITH_ERROR is passed to __req_mod() with a NULL peer_device: __req_mod(req, what, NULL, &m); The…
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Unscored —
scsi: target: Fix recursive locking in __configfs_open_file()
In the Linux kernel, the following vulnerability has been resolved: scsi: target: Fix recursive locking in __configfs_open_file() In flush_write_buffer, &p->frag_sem is acquired and then the loaded store function is called, which, here, is target_core_item_db…
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Unscored —
net: vxlan: fix nd_tbl NULL dereference when IPv6 is disabled
In the Linux kernel, the following vulnerability has been resolved: net: vxlan: fix nd_tbl NULL dereference when IPv6 is disabled When booting with the 'ipv6.disable=1' parameter, the nd_tbl is never initialized because inet6_init() exits before ndisc_init() …
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Unscored —
scsi: core: Fix refcount leak for tagset_refcnt
In the Linux kernel, the following vulnerability has been resolved: scsi: core: Fix refcount leak for tagset_refcnt This leak will cause a hang when tearing down the SCSI host. For example, iscsid hangs with the following call trace: [130120.652718] scsi_allo…
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Unscored —
nfsd: Fix cred ref leak in nfsd_nl_threads_set_doit().
In the Linux kernel, the following vulnerability has been resolved: nfsd: Fix cred ref leak in nfsd_nl_threads_set_doit(). syzbot reported memory leak of struct cred. [0] nfsd_nl_threads_set_doit() passes get_current_cred() to nfsd_svc(), but put_cred() is no…
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Unscored —
net: ipv6: fix panic when IPv4 route references loopback IPv6 nexthop
In the Linux kernel, the following vulnerability has been resolved: net: ipv6: fix panic when IPv4 route references loopback IPv6 nexthop When a standalone IPv6 nexthop object is created with a loopback device (e.g., "ip -6 nexthop add id 100 dev lo"), fib6_n…
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Unscored —
smb: client: Don't log plaintext credentials in cifs_set_cifscreds
In the Linux kernel, the following vulnerability has been resolved: smb: client: Don't log plaintext credentials in cifs_set_cifscreds When debug logging is enabled, cifs_set_cifscreds() logs the key payload and exposes the plaintext username and password. Re…
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Unscored —
ipv6: fix NULL pointer deref in ip6_rt_get_dev_rcu()
In the Linux kernel, the following vulnerability has been resolved: ipv6: fix NULL pointer deref in ip6_rt_get_dev_rcu() l3mdev_master_dev_rcu() can return NULL when the slave device is being un-slaved from a VRF. All other callers deal with this, but we lost…
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Unscored —
bpf/bonding: reject vlan+srcmac xmit_hash_policy change when XDP is loaded
In the Linux kernel, the following vulnerability has been resolved: bpf/bonding: reject vlan+srcmac xmit_hash_policy change when XDP is loaded bond_option_mode_set() already rejects mode changes that would make a loaded XDP program incompatible via bond_xdp_c…
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Unscored —
i40e: Fix preempt count leak in napi poll tracepoint
In the Linux kernel, the following vulnerability has been resolved: i40e: Fix preempt count leak in napi poll tracepoint Using get_cpu() in the tracepoint assignment causes an obvious preempt count leak because nothing invokes put_cpu() to undo it: softirq: h…
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Unscored —
net: ipv4: fix ARM64 alignment fault in multipath hash seed
In the Linux kernel, the following vulnerability has been resolved: net: ipv4: fix ARM64 alignment fault in multipath hash seed `struct sysctl_fib_multipath_hash_seed` contains two u32 fields (user_seed and mp_seed), making it an 8-byte structure with a 4-byt…
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Unscored —
bpf: Fix a UAF issue in bpf_trampoline_link_cgroup_shim
In the Linux kernel, the following vulnerability has been resolved: bpf: Fix a UAF issue in bpf_trampoline_link_cgroup_shim The root cause of this bug is that when 'bpf_link_put' reduces the refcount of 'shim_link->link.link' to zero, the resource is consider…
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Unscored —
RDMA/irdma: Fix kernel stack leak in irdma_create_user_ah()
In the Linux kernel, the following vulnerability has been resolved: RDMA/irdma: Fix kernel stack leak in irdma_create_user_ah() struct irdma_create_ah_resp { // 8 bytes, no padding __u32 ah_id; // offset 0 - SET (uresp.ah_id = ah->sc_ah.ah_info.ah_idx) __u8 r…
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Unscored —
xdp: produce a warning when calculated tailroom is negative
In the Linux kernel, the following vulnerability has been resolved: xdp: produce a warning when calculated tailroom is negative Many ethernet drivers report xdp Rx queue frag size as being the same as DMA write size. However, the only user of this field, name…
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Unscored —
x86/efi: defer freeing of boot services memory
In the Linux kernel, the following vulnerability has been resolved: x86/efi: defer freeing of boot services memory efi_free_boot_services() frees memory occupied by EFI_BOOT_SERVICES_CODE and EFI_BOOT_SERVICES_DATA using memblock_free_late(). There are two is…
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Unscored —
x86/fred: Correct speculative safety in fred_extint()
In the Linux kernel, the following vulnerability has been resolved: x86/fred: Correct speculative safety in fred_extint() array_index_nospec() is no use if the result gets spilled to the stack, as it makes the believed safe-under-speculation value subject to …
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Unscored —
drbd: fix "LOGIC BUG" in drbd_al_begin_io_nonblock()
In the Linux kernel, the following vulnerability has been resolved: drbd: fix "LOGIC BUG" in drbd_al_begin_io_nonblock() Even though we check that we "should" be able to do lc_get_cumulative() while holding the device->al_lock spinlock, it may still fail, if …
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Unscored —
bpf: Fix stack-out-of-bounds write in devmap
In the Linux kernel, the following vulnerability has been resolved: bpf: Fix stack-out-of-bounds write in devmap get_upper_ifindexes() iterates over all upper devices and writes their indices into an array without checking bounds. Also the callers assume that…
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Unscored —
nvme: fix admin queue leak on controller reset
In the Linux kernel, the following vulnerability has been resolved: nvme: fix admin queue leak on controller reset When nvme_alloc_admin_tag_set() is called during a controller reset, a previous admin queue may still exist. Release it properly before allocati…
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Unscored —
PCI: dwc: ep: Flush MSI-X write before unmapping its ATU entry
In the Linux kernel, the following vulnerability has been resolved: PCI: dwc: ep: Flush MSI-X write before unmapping its ATU entry Endpoint drivers use dw_pcie_ep_raise_msix_irq() to raise an MSI-X interrupt to the host using a writel(), which generates a PCI…
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Unscored —
can: bcm: fix locking for bcm_op runtime updates
In the Linux kernel, the following vulnerability has been resolved: can: bcm: fix locking for bcm_op runtime updates Commit c2aba69d0c36 ("can: bcm: add locking for bcm_op runtime updates") added a locking for some variables that can be modified at runtime wh…
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Unscored —
i2c: i801: Revert "i2c: i801: replace acpi_lock with I2C bus lock"
In the Linux kernel, the following vulnerability has been resolved: i2c: i801: Revert "i2c: i801: replace acpi_lock with I2C bus lock" This reverts commit f707d6b9e7c18f669adfdb443906d46cfbaaa0c1. Under rare circumstances, multiple udev threads can collect i8…
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Unscored —
net/sched: ets: fix divide by zero in the offload path
In the Linux kernel, the following vulnerability has been resolved: net/sched: ets: fix divide by zero in the offload path Offloading ETS requires computing each class' WRR weight: this is done by averaging over the sums of quanta as 'q_sum' and 'q_psum'. Usi…
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Unscored —
tracing: Fix WARN_ON in tracing_buffers_mmap_close
In the Linux kernel, the following vulnerability has been resolved: tracing: Fix WARN_ON in tracing_buffers_mmap_close When a process forks, the child process copies the parent's VMAs but the user_mapped reference count is not incremented. As a result, when b…
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Unscored —
net: bridge: fix nd_tbl NULL dereference when IPv6 is disabled
In the Linux kernel, the following vulnerability has been resolved: net: bridge: fix nd_tbl NULL dereference when IPv6 is disabled When booting with the 'ipv6.disable=1' parameter, the nd_tbl is never initialized because inet6_init() exits before ndisc_init()…
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Unscored —
Squashfs: check metadata block offset is within range
In the Linux kernel, the following vulnerability has been resolved: Squashfs: check metadata block offset is within range Syzkaller reports a "general protection fault in squashfs_copy_data" This is ultimately caused by a corrupted index look-up table, which …
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Unscored —
fbcon: check return value of con2fb_acquire_newinfo()
In the Linux kernel, the following vulnerability has been resolved: fbcon: check return value of con2fb_acquire_newinfo() If fbcon_open() fails when called from con2fb_acquire_newinfo() then info->fbcon_par pointer remains NULL which is later dereferenced. Ad…
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Unscored —
pstore: ram_core: fix incorrect success return when vmap() fails
In the Linux kernel, the following vulnerability has been resolved: pstore: ram_core: fix incorrect success return when vmap() fails In persistent_ram_vmap(), vmap() may return NULL on failure. If offset is non-zero, adding offset_in_page(start) causes the fu…
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Unscored —
ima: verify the previous kernel's IMA buffer lies in addressable RAM
In the Linux kernel, the following vulnerability has been resolved: ima: verify the previous kernel's IMA buffer lies in addressable RAM Patch series "Address page fault in ima_restore_measurement_list()", v3. When the second-stage kernel is booted via kexec …
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Unscored —
iommu/vt-d: Flush dev-IOTLB only when PCIe device is accessible in scalable mode
In the Linux kernel, the following vulnerability has been resolved: iommu/vt-d: Flush dev-IOTLB only when PCIe device is accessible in scalable mode Commit 4fc82cd907ac ("iommu/vt-d: Don't issue ATS Invalidation request when device is disconnected") relies on…
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Unscored —
dm-verity: correctly handle dm_bufio_client_create() failure
In the Linux kernel, the following vulnerability has been resolved: dm-verity: correctly handle dm_bufio_client_create() failure If either of the calls to dm_bufio_client_create() in verity_fec_ctr() fails, then dm_bufio_client_destroy() is later called with …
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Unscored —
mfd: core: Add locking around 'mfd_of_node_list'
In the Linux kernel, the following vulnerability has been resolved: mfd: core: Add locking around 'mfd_of_node_list' Manipulating a list in the kernel isn't safe without some sort of mutual exclusion. Add a mutex any time we access / modify 'mfd_of_node_list'…
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Unscored —
Revert "PCI/IOV: Add PCI rescan-remove locking when enabling/disabling SR-IOV"
In the Linux kernel, the following vulnerability has been resolved: Revert "PCI/IOV: Add PCI rescan-remove locking when enabling/disabling SR-IOV" This reverts commit 05703271c3cd ("PCI/IOV: Add PCI rescan-remove locking when enabling/disabling SR-IOV"), whic…
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Unscored —
HID: hid-pl: handle probe errors
In the Linux kernel, the following vulnerability has been resolved: HID: hid-pl: handle probe errors Errors in init must be reported back or we'll follow a NULL pointer the first time FF is used.
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Unscored —
iommu/vt-d: Skip dev-iotlb flush for inaccessible PCIe device without scalable mode
In the Linux kernel, the following vulnerability has been resolved: iommu/vt-d: Skip dev-iotlb flush for inaccessible PCIe device without scalable mode PCIe endpoints with ATS enabled and passed through to userspace (e.g., QEMU, DPDK) can hard-lock the host w…
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Unscored —
md/bitmap: fix GPF in write_page caused by resize race
In the Linux kernel, the following vulnerability has been resolved: md/bitmap: fix GPF in write_page caused by resize race A General Protection Fault occurs in write_page() during array resize: RIP: 0010:write_page+0x22b/0x3c0 [md_mod] This is a use-after-fre…
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Unscored —
xfrm: always flush state and policy upon NETDEV_UNREGISTER event
In the Linux kernel, the following vulnerability has been resolved: xfrm: always flush state and policy upon NETDEV_UNREGISTER event syzbot is reporting that "struct xfrm_state" refcount is leaking. unregister_netdevice: waiting for netdevsim0 to become free.…
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Unscored —
drm/buddy: Prevent BUG_ON by validating rounded allocation
In the Linux kernel, the following vulnerability has been resolved: drm/buddy: Prevent BUG_ON by validating rounded allocation When DRM_BUDDY_CONTIGUOUS_ALLOCATION is set, the requested size is rounded up to the next power-of-two via roundup_pow_of_two(). Sim…
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Unscored —
EFI/CPER: don't dump the entire memory region
In the Linux kernel, the following vulnerability has been resolved: EFI/CPER: don't dump the entire memory region The current logic at cper_print_fw_err() doesn't check if the error record length is big enough to handle offset. On a bad firmware, if the ofset…
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Unscored —
media: v4l2-async: Fix error handling on steps after finding a match
In the Linux kernel, the following vulnerability has been resolved: media: v4l2-async: Fix error handling on steps after finding a match Once an async connection is found to be matching with an fwnode, a sub-device may be registered (in case it wasn't already…
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Unscored —
APEI/GHES: ARM processor Error: don't go past allocated memory
In the Linux kernel, the following vulnerability has been resolved: APEI/GHES: ARM processor Error: don't go past allocated memory If the BIOS generates a very small ARM Processor Error, or an incomplete one, the current logic will fail to deferrence err->sec…
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Unscored —
tracing: ring-buffer: Fix to check event length before using
In the Linux kernel, the following vulnerability has been resolved: tracing: ring-buffer: Fix to check event length before using Check the event length before adding it for accessing next index in rb_read_data_buffer(). Since this function is used for validat…
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Unscored —
net/sched: act_skbedit: fix divide-by-zero in tcf_skbedit_hash()
In the Linux kernel, the following vulnerability has been resolved: net/sched: act_skbedit: fix divide-by-zero in tcf_skbedit_hash() Commit 38a6f0865796 ("net: sched: support hash selecting tx queue") added SKBEDIT_F_TXQ_SKBHASH support. The inclusive range s…
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Unscored —
x86/kexec: add a sanity check on previous kernel's ima kexec buffer
In the Linux kernel, the following vulnerability has been resolved: x86/kexec: add a sanity check on previous kernel's ima kexec buffer When the second-stage kernel is booted via kexec with a limiting command line such as "mem=<size>", the physical range that…
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Unscored —
kcm: fix zero-frag skb in frag_list on partial sendmsg error
In the Linux kernel, the following vulnerability has been resolved: kcm: fix zero-frag skb in frag_list on partial sendmsg error Syzkaller reported a warning in kcm_write_msgs() when processing a message with a zero-fragment skb in the frag_list. When kcm_sen…
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Unscored —
arm64: Add support for TSV110 Spectre-BHB mitigation
In the Linux kernel, the following vulnerability has been resolved: arm64: Add support for TSV110 Spectre-BHB mitigation The TSV110 processor is vulnerable to the Spectre-BHB (Branch History Buffer) attack, which can be exploited to leak information through b…
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Unscored —
KVM: x86: Ignore -EBUSY when checking nested events from vcpu_block()
In the Linux kernel, the following vulnerability has been resolved: KVM: x86: Ignore -EBUSY when checking nested events from vcpu_block() Ignore -EBUSY when checking nested events after exiting a blocking state while L2 is active, as exiting to userspace will…
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Unscored —
EFI/CPER: don't go past the ARM processor CPER record buffer
In the Linux kernel, the following vulnerability has been resolved: EFI/CPER: don't go past the ARM processor CPER record buffer There's a logic inside GHES/CPER to detect if the section_length is too small, but it doesn't detect if it is too big. Currently, …
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Unscored —
ceph: supply snapshot context in ceph_zero_partial_object()
In the Linux kernel, the following vulnerability has been resolved: ceph: supply snapshot context in ceph_zero_partial_object() The ceph_zero_partial_object function was missing proper snapshot context for its OSD write operations, which could lead to data in…
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Unscored —
APEI/GHES: ensure that won't go past CPER allocated record
In the Linux kernel, the following vulnerability has been resolved: APEI/GHES: ensure that won't go past CPER allocated record The logic at ghes_new() prevents allocating too large records, by checking if they're bigger than GHES_ESTATUS_MAX_SIZE (currently, …
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Unscored —
mailbox: Prevent out-of-bounds access in fw_mbox_index_xlate()
In the Linux kernel, the following vulnerability has been resolved: mailbox: Prevent out-of-bounds access in fw_mbox_index_xlate() Although it is guided that `#mbox-cells` must be at least 1, there are many instances of `#mbox-cells = <0>;` in the device tree…
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Unscored —
drm: Account property blob allocations to memcg
In the Linux kernel, the following vulnerability has been resolved: drm: Account property blob allocations to memcg DRM_IOCTL_MODE_CREATEPROPBLOB allows userspace to allocate arbitrary-sized property blobs backed by kernel memory. Currently, the blob data all…
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Unscored —
ext4: move ext4_percpu_param_init() before ext4_mb_init()
In the Linux kernel, the following vulnerability has been resolved: ext4: move ext4_percpu_param_init() before ext4_mb_init() When running `kvm-xfstests -c ext4/1k -C 1 generic/383` with the `DOUBLE_CHECK` macro defined, the following panic is triggered: ====…
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Unscored —
kexec: derive purgatory entry from symbol
In the Linux kernel, the following vulnerability has been resolved: kexec: derive purgatory entry from symbol kexec_load_purgatory() derives image->start by locating e_entry inside an SHF_EXECINSTR section. If the purgatory object contains multiple executable…
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Unscored —
mm/vmalloc: prevent RCU stalls in kasan_release_vmalloc_node
In the Linux kernel, the following vulnerability has been resolved: mm/vmalloc: prevent RCU stalls in kasan_release_vmalloc_node When CONFIG_PAGE_OWNER is enabled, freeing KASAN shadow pages during vmalloc cleanup triggers expensive stack unwinding that acqui…
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Unscored —
bpf: crypto: Use the correct destructor kfunc type
In the Linux kernel, the following vulnerability has been resolved: bpf: crypto: Use the correct destructor kfunc type With CONFIG_CFI enabled, the kernel strictly enforces that indirect function calls use a function pointer type that matches the target funct…
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Unscored —
ACPI: processor: Fix NULL-pointer dereference in acpi_processor_errata_piix4()
In the Linux kernel, the following vulnerability has been resolved: ACPI: processor: Fix NULL-pointer dereference in acpi_processor_errata_piix4() In acpi_processor_errata_piix4(), the pointer dev is first assigned an IDE device and then reassigned an ISA dev…
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Unscored —
dm: remove fake timeout to avoid leak request
In the Linux kernel, the following vulnerability has been resolved: dm: remove fake timeout to avoid leak request Since commit 15f73f5b3e59 ("blk-mq: move failure injection out of blk_mq_complete_request"), drivers are responsible for calling blk_should_fake_…
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Unscored —
KVM: nSVM: Remove a user-triggerable WARN on nested_svm_load_cr3() succeeding
In the Linux kernel, the following vulnerability has been resolved: KVM: nSVM: Remove a user-triggerable WARN on nested_svm_load_cr3() succeeding Drop the WARN in svm_set_nested_state() on nested_svm_load_cr3() failing as it is trivially easy to trigger from …
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Unscored —
net: remove WARN_ON_ONCE when accessing forward path array
In the Linux kernel, the following vulnerability has been resolved: net: remove WARN_ON_ONCE when accessing forward path array Although unlikely, recent support for IPIP tunnels increases chances of reaching this WARN_ON_ONCE if userspace manages to build a s…
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Unscored —
efi: Fix reservation of unaccepted memory table
In the Linux kernel, the following vulnerability has been resolved: efi: Fix reservation of unaccepted memory table The reserve_unaccepted() function incorrectly calculates the size of the memblock reservation for the unaccepted memory table. It aligns the si…
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Unscored —
ata: libata-scsi: avoid Non-NCQ command starvation
In the Linux kernel, the following vulnerability has been resolved: ata: libata-scsi: avoid Non-NCQ command starvation When a non-NCQ command is issued while NCQ commands are being executed, ata_scsi_qc_issue() indicates to the SCSI layer that the command iss…
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Unscored —
ext4: don't zero the entire extent if EXT4_EXT_DATA_PARTIAL_VALID1
In the Linux kernel, the following vulnerability has been resolved: ext4: don't zero the entire extent if EXT4_EXT_DATA_PARTIAL_VALID1 When allocating initialized blocks from a large unwritten extent, or when splitting an unwritten extent during end I/O and c…
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Unscored —
fs/ntfs3: prevent infinite loops caused by the next valid being the same
In the Linux kernel, the following vulnerability has been resolved: fs/ntfs3: prevent infinite loops caused by the next valid being the same When processing valid within the range [valid : pos), if valid cannot be retrieved correctly, for example, if the retr…
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Unscored —
SUNRPC: auth_gss: fix memory leaks in XDR decoding error paths
In the Linux kernel, the following vulnerability has been resolved: SUNRPC: auth_gss: fix memory leaks in XDR decoding error paths The gssx_dec_ctx(), gssx_dec_status(), and gssx_dec_name() functions allocate memory via gssx_dec_buffer(), which calls kmemdup(…
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Unscored —
scsi: smartpqi: Fix memory leak in pqi_report_phys_luns()
In the Linux kernel, the following vulnerability has been resolved: scsi: smartpqi: Fix memory leak in pqi_report_phys_luns() pqi_report_phys_luns() fails to release the rpl_list buffer when encountering an unsupported data format or when the allocation for r…
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Unscored —
netfilter: nft_set_rbtree: check for partial overlaps in anonymous sets
In the Linux kernel, the following vulnerability has been resolved: netfilter: nft_set_rbtree: check for partial overlaps in anonymous sets Userspace provides an optimized representation in case intervals are adjacent, where the end element is omitted. The ex…
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Unscored —
bpf: Fix bpf_xdp_store_bytes proto for read-only arg
In the Linux kernel, the following vulnerability has been resolved: bpf: Fix bpf_xdp_store_bytes proto for read-only arg While making some maps in Cilium read-only from the BPF side, we noticed that the bpf_xdp_store_bytes proto is incorrect. In particular, t…
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Unscored —
md/raid1: fix memory leak in raid1_run()
In the Linux kernel, the following vulnerability has been resolved: md/raid1: fix memory leak in raid1_run() raid1_run() calls setup_conf() which registers a thread via md_register_thread(). If raid1_set_limits() fails, the previously registered thread is not…
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Unscored —
xen-netback: reject zero-queue configuration from guest
In the Linux kernel, the following vulnerability has been resolved: xen-netback: reject zero-queue configuration from guest A malicious or buggy Xen guest can write "0" to the xenbus key "multi-queue-num-queues". The connect() function in the backend only val…
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Unscored —
quota: fix livelock between quotactl and freeze_super
In the Linux kernel, the following vulnerability has been resolved: quota: fix livelock between quotactl and freeze_super When a filesystem is frozen, quotactl_block() enters a retry loop waiting for the filesystem to thaw. It acquires s_umount, checks the fr…
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Unscored —
ext4: drop extent cache when splitting extent fails
In the Linux kernel, the following vulnerability has been resolved: ext4: drop extent cache when splitting extent fails When the split extent fails, we might leave some extents still being processed and return an error directly, which will result in stale ext…
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Unscored —
xfrm: fix ip_rt_bug race in icmp_route_lookup reverse path
In the Linux kernel, the following vulnerability has been resolved: xfrm: fix ip_rt_bug race in icmp_route_lookup reverse path icmp_route_lookup() performs multiple route lookups to find a suitable route for sending ICMP error messages, with special handling …
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Unscored —
ext4: don't cache extent during splitting extent
In the Linux kernel, the following vulnerability has been resolved: ext4: don't cache extent during splitting extent Caching extents during the splitting process is risky, as it may result in stale extents remaining in the status tree. Moreover, in most cases…
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Unscored —
net: bridge: mcast: always update mdb_n_entries for vlan contexts
In the Linux kernel, the following vulnerability has been resolved: net: bridge: mcast: always update mdb_n_entries for vlan contexts syzbot triggered a warning[1] about the number of mdb entries in a context. It turned out that there are multiple ways to tri…
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Unscored —
fat: avoid parent link count underflow in rmdir
In the Linux kernel, the following vulnerability has been resolved: fat: avoid parent link count underflow in rmdir Corrupted FAT images can leave a directory inode with an incorrect i_nlink (e.g. 2 even though subdirectories exist). rmdir then unconditionall…
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Unscored —
ipvs: do not keep dest_dst if dev is going down
In the Linux kernel, the following vulnerability has been resolved: ipvs: do not keep dest_dst if dev is going down There is race between the netdev notifier ip_vs_dst_event() and the code that caches dst with dev that is going down. As the FIB can be notifie…
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Unscored —
sched/rt: Skip currently executing CPU in rto_next_cpu()
In the Linux kernel, the following vulnerability has been resolved: sched/rt: Skip currently executing CPU in rto_next_cpu() CPU0 becomes overloaded when hosting a CPU-bound RT task, a non-CPU-bound RT task, and a CFS task stuck in kernel space. When other CP…
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Unscored —
ext4: fix dirtyclusters double decrement on fs shutdown
In the Linux kernel, the following vulnerability has been resolved: ext4: fix dirtyclusters double decrement on fs shutdown fstests test generic/388 occasionally reproduces a warning in ext4_put_super() associated with the dirty clusters count: WARNING: CPU: …
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Unscored —
RDMA/mlx5: Fix memory leak in GET_DATA_DIRECT_SYSFS_PATH handler
In the Linux kernel, the following vulnerability has been resolved: RDMA/mlx5: Fix memory leak in GET_DATA_DIRECT_SYSFS_PATH handler The UVERBS_HANDLER(MLX5_IB_METHOD_GET_DATA_DIRECT_SYSFS_PATH) function allocates memory for the device path using kobject_get_…
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Unscored —
thermal/of: Fix reference leak in thermal_of_cm_lookup()
In the Linux kernel, the following vulnerability has been resolved: thermal/of: Fix reference leak in thermal_of_cm_lookup() In thermal_of_cm_lookup(), tr_np is obtained via of_parse_phandle(), but never released. Use the __free(device_node) cleanup attribute…
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Unscored —
ext4: fix memory leak in ext4_ext_shift_extents()
In the Linux kernel, the following vulnerability has been resolved: ext4: fix memory leak in ext4_ext_shift_extents() In ext4_ext_shift_extents(), if the extent is NULL in the while loop, the function returns immediately without releasing the path obtained vi…
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Unscored —
hwrng: core - use RCU and work_struct to fix race condition
In the Linux kernel, the following vulnerability has been resolved: hwrng: core - use RCU and work_struct to fix race condition Currently, hwrng_fill is not cleared until the hwrng_fillfn() thread exits. Since hwrng_unregister() reads hwrng_fill outside the r…
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Unscored —
rcu: Fix rcu_read_unlock() deadloop due to softirq
In the Linux kernel, the following vulnerability has been resolved: rcu: Fix rcu_read_unlock() deadloop due to softirq Commit 5f5fa7ea89dc ("rcu: Don't use negative nesting depth in __rcu_read_unlock()") removes the recursion-protection code from __rcu_read_u…
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Unscored —
SUNRPC: fix gss_auth kref leak in gss_alloc_msg error path
In the Linux kernel, the following vulnerability has been resolved: SUNRPC: fix gss_auth kref leak in gss_alloc_msg error path Commit 5940d1cf9f42 ("SUNRPC: Rebalance a kref in auth_gss.c") added a kref_get(&gss_auth->kref) call to balance the gss_put_auth() …
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Unscored —
cpuidle: Skip governor when only one idle state is available
In the Linux kernel, the following vulnerability has been resolved: cpuidle: Skip governor when only one idle state is available On certain platforms (PowerNV systems without a power-mgt DT node), cpuidle may register only a single idle state. In cases where …
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Unscored —
RDMA/mlx5: Fix UMR hang in LAG error state unload
In the Linux kernel, the following vulnerability has been resolved: RDMA/mlx5: Fix UMR hang in LAG error state unload During firmware reset in LAG mode, a race condition causes the driver to hang indefinitely while waiting for UMR completion during device unl…
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Unscored —
btrfs: fix invalid leaf access in btrfs_quota_enable() if ref key not found
In the Linux kernel, the following vulnerability has been resolved: btrfs: fix invalid leaf access in btrfs_quota_enable() if ref key not found If btrfs_search_slot_for_read() returns 1, it means we did not find any key greater than or equals to the key we as…
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Unscored —
ACPICA: Fix NULL pointer dereference in acpi_ev_address_space_dispatch()
In the Linux kernel, the following vulnerability has been resolved: ACPICA: Fix NULL pointer dereference in acpi_ev_address_space_dispatch() Cover a missed execution path with a new check.
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Unscored —
nfsd: never defer requests during idmap lookup
In the Linux kernel, the following vulnerability has been resolved: nfsd: never defer requests during idmap lookup During v4 request compound arg decoding, some ops (e.g. SETATTR) can trigger idmap lookup upcalls. When those upcall responses get delayed beyon…
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Unscored —
ext4: don't set EXT4_GET_BLOCKS_CONVERT when splitting before submitting I/O
In the Linux kernel, the following vulnerability has been resolved: ext4: don't set EXT4_GET_BLOCKS_CONVERT when splitting before submitting I/O When allocating blocks during within-EOF DIO and writeback with dioread_nolock enabled, EXT4_GET_BLOCKS_PRE_IO was…
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Unscored —
erofs: handle end of filesystem properly for file-backed mounts
In the Linux kernel, the following vulnerability has been resolved: erofs: handle end of filesystem properly for file-backed mounts I/O requests beyond the end of the filesystem should be zeroed out, similar to loopback devices and that is what we expect.
References
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web
https://alas.aws.amazon.com/cve/html/CVE-2024-14027.html
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web
https://alas.aws.amazon.com/cve/html/CVE-2025-71239.html
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web
https://alas.aws.amazon.com/cve/html/CVE-2025-71265.html
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web
https://alas.aws.amazon.com/cve/html/CVE-2025-71266.html
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web
https://alas.aws.amazon.com/cve/html/CVE-2025-71267.html
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web
https://alas.aws.amazon.com/cve/html/CVE-2025-71295.html
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web
https://alas.aws.amazon.com/cve/html/CVE-2025-71304.html
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web
https://alas.aws.amazon.com/cve/html/CVE-2025-71305.html
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web
https://alas.aws.amazon.com/cve/html/CVE-2025-71311.html
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web
https://alas.aws.amazon.com/cve/html/CVE-2026-23157.html
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web
https://alas.aws.amazon.com/cve/html/CVE-2026-23231.html
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web
https://alas.aws.amazon.com/cve/html/CVE-2026-23239.html
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web
https://alas.aws.amazon.com/cve/html/CVE-2026-23240.html
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web
https://alas.aws.amazon.com/cve/html/CVE-2026-23243.html
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web
https://alas.aws.amazon.com/cve/html/CVE-2026-23244.html
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web
https://alas.aws.amazon.com/cve/html/CVE-2026-23249.html
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web
https://alas.aws.amazon.com/cve/html/CVE-2026-23270.html
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web
https://alas.aws.amazon.com/cve/html/CVE-2026-23271.html
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web
https://alas.aws.amazon.com/cve/html/CVE-2026-23273.html
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web
https://alas.aws.amazon.com/cve/html/CVE-2026-23285.html
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web
https://alas.aws.amazon.com/cve/html/CVE-2026-23292.html
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web
https://alas.aws.amazon.com/cve/html/CVE-2026-23293.html
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web
https://alas.aws.amazon.com/cve/html/CVE-2026-23296.html
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web
https://alas.aws.amazon.com/cve/html/CVE-2026-23297.html
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web
https://alas.aws.amazon.com/cve/html/CVE-2026-23300.html
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web
https://alas.aws.amazon.com/cve/html/CVE-2026-23303.html
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web
https://alas.aws.amazon.com/cve/html/CVE-2026-23304.html
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web
https://alas.aws.amazon.com/cve/html/CVE-2026-23310.html
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web
https://alas.aws.amazon.com/cve/html/CVE-2026-23313.html
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web
https://alas.aws.amazon.com/cve/html/CVE-2026-23316.html