ALAS2KERNEL-5.10-2026-112

Amazon Linux 2 Security Advisory: ALAS2KERNEL-5.10-2026-112
Advisory Released Date: 2026-02-19
Advisory Updated Date: 2026-02-19
Severity: Important
Issue Overview:

In the Linux kernel, the following vulnerability has been resolved:

RDMA/restrack: Release MR restrack when delete (CVE-2022-50822)

In the Linux kernel, the following vulnerability has been resolved:

netfilter: nf_tables: reject duplicate device on updates (CVE-2025-38678)

In the Linux kernel, the following vulnerability has been resolved:

fs: writeback: fix use-after-free in __mark_inode_dirty() (CVE-2025-39866)

In the Linux kernel, the following vulnerability has been resolved:

scsi: target: target_core_configfs: Add length check to avoid buffer overflow (CVE-2025-39998)

In the Linux kernel, the following vulnerability has been resolved:

scsi: mvsas: Fix use-after-free bugs in mvs_work_queue (CVE-2025-40001)

In the Linux kernel, the following vulnerability has been resolved:

ipvs: Defer ip_vs_ftp unregister during netns cleanup (CVE-2025-40018)

In the Linux kernel, the following vulnerability has been resolved:

crypto: essiv - Check ssize for decryption and in-place encryption (CVE-2025-40019)

In the Linux kernel, the following vulnerability has been resolved:

KVM: x86: Don't (re)check L1 intercepts when completing userspace I/O (CVE-2025-40026)

In the Linux kernel, the following vulnerability has been resolved:

pinctrl: check the return value of pinmux_ops::get_function_name() (CVE-2025-40030)

In the Linux kernel, the following vulnerability has been resolved:

Input: uinput - zero-initialize uinput_ff_upload_compat to avoid info leak (CVE-2025-40035)

In the Linux kernel, the following vulnerability has been resolved:

tracing: Fix race condition in kprobe initialization causing NULL pointer dereference (CVE-2025-40042)

In the Linux kernel, the following vulnerability has been resolved:

fs: udf: fix OOB read in lengthAllocDescs handling (CVE-2025-40044)

In the Linux kernel, the following vulnerability has been resolved:

uio_hv_generic: Let userspace take care of interrupt mask (CVE-2025-40048)

In the Linux kernel, the following vulnerability has been resolved:

Squashfs: fix uninit-value in squashfs_get_parent (CVE-2025-40049)

In the Linux kernel, the following vulnerability has been resolved:

pps: fix warning in pps_register_cdev when register device fail (CVE-2025-40070)

In the Linux kernel, the following vulnerability has been resolved:

bpf: Explicitly check accesses to bpf_sock_addr (CVE-2025-40078)

In the Linux kernel, the following vulnerability has been resolved:

perf: arm_spe: Prevent overflow in PERF_IDX2OFF() (CVE-2025-40081)

In the Linux kernel, the following vulnerability has been resolved:

net/sched: sch_qfq: Fix null-deref in agg_dequeue (CVE-2025-40083)

In the Linux kernel, the following vulnerability has been resolved:

NFSD: Define a proc_layoutcommit for the FlexFiles layout type (CVE-2025-40087)

In the Linux kernel, the following vulnerability has been resolved:

hfsplus: fix slab-out-of-bounds read in hfsplus_strcasecmp() (CVE-2025-40088)

In the Linux kernel, the following vulnerability has been resolved:

vfs: Don't leak disconnected dentries on umount (CVE-2025-40105)

In the Linux kernel, the following vulnerability has been resolved:

crypto: rng - Ensure set_ent is always present (CVE-2025-40109)

In the Linux kernel, the following vulnerability has been resolved:

scsi: mpt3sas: Fix crash in transport port remove by using ioc_info() (CVE-2025-40115)

In the Linux kernel, the following vulnerability has been resolved:

blk-mq: check kobject state_in_sysfs before deleting in blk_mq_unregister_hctx (CVE-2025-40125)

In the Linux kernel, the following vulnerability has been resolved:

dm: fix NULL pointer dereference in __dm_suspend() (CVE-2025-40134)

In the Linux kernel, the following vulnerability has been resolved:

net: usb: Remove disruptive netif_wake_queue in rtl8150_set_multicast (CVE-2025-40140)

In the Linux kernel, the following vulnerability has been resolved:

mm: hugetlb: avoid soft lockup when mprotect to large memory area (CVE-2025-40153)

In the Linux kernel, the following vulnerability has been resolved:

ext4: detect invalid INLINE_DATA + EXTENTS flag combination (CVE-2025-40167)

In the Linux kernel, the following vulnerability has been resolved:

net/ip6_tunnel: Prevent perpetual tunnel growth (CVE-2025-40173)

In the Linux kernel, the following vulnerability has been resolved:

pid: Add a judgment for ns null in pid_nr_ns (CVE-2025-40178)

In the Linux kernel, the following vulnerability has been resolved:

bpf: Fix metadata_dst leak __bpf_redirect_neigh_v{4,6} (CVE-2025-40183)

In the Linux kernel, the following vulnerability has been resolved:

net/sctp: fix a null dereference in sctp_disposition sctp_sf_do_5_1D_ce() (CVE-2025-40187)

In the Linux kernel, the following vulnerability has been resolved:

ext4: guard against EA inode refcount underflow in xattr update (CVE-2025-40190)

In the Linux kernel, the following vulnerability has been resolved:

cpufreq: intel_pstate: Fix object lifecycle issue in update_qos_request() (CVE-2025-40194)

In the Linux kernel, the following vulnerability has been resolved:

media: mc: Clear minor number before put device (CVE-2025-40197)

In the Linux kernel, the following vulnerability has been resolved:

ext4: avoid potential buffer over-read in parse_apply_sb_mount_options() (CVE-2025-40198)

In the Linux kernel, the following vulnerability has been resolved:

Squashfs: reject negative file sizes in squashfs_read_inode() (CVE-2025-40200)

In the Linux kernel, the following vulnerability has been resolved:

sctp: Fix MAC comparison to be constant-time (CVE-2025-40204)

In the Linux kernel, the following vulnerability has been resolved:

btrfs: avoid potential out-of-bounds in btrfs_encode_fh() (CVE-2025-40205)

In the Linux kernel, the following vulnerability has been resolved:

ACPI: video: Fix use-after-free in acpi_video_switch_brightness() (CVE-2025-40211)

In the Linux kernel, the following vulnerability has been resolved:

PCI/IOV: Add PCI rescan-remove locking when enabling/disabling SR-IOV (CVE-2025-40219)

In the Linux kernel, the following vulnerability has been resolved:

fuse: fix livelock in synchronous file put from fuseblk workers (CVE-2025-40220)

In the Linux kernel, the following vulnerability has been resolved:

vsock: fix lock inversion in vsock_assign_transport() (CVE-2025-40231)

In the Linux kernel, the following vulnerability has been resolved:

sctp: avoid NULL dereference when chunk data buffer is missing (CVE-2025-40240)

In the Linux kernel, the following vulnerability has been resolved:

hfs: fix KMSAN uninit-value issue in hfs_find_set_zero_bits() (CVE-2025-40243)

In the Linux kernel, the following vulnerability has been resolved:

hfsplus: fix KMSAN uninit-value issue in __hfsplus_ext_cache_extent() (CVE-2025-40244)

In the Linux kernel, the following vulnerability has been resolved:

vsock: Ignore signal/timeout on connect() if already established (CVE-2025-40248)

In the Linux kernel, the following vulnerability has been resolved:

net: openvswitch: remove never-working support for setting nsh fields (CVE-2025-40254)

In the Linux kernel, the following vulnerability has been resolved:

mptcp: fix a race in mptcp_pm_del_add_timer() (CVE-2025-40257)

In the Linux kernel, the following vulnerability has been resolved:

mptcp: fix race condition in mptcp_schedule_work() (CVE-2025-40258)

In the Linux kernel, the following vulnerability has been resolved:

scsi: sg: Do not sleep in atomic context (CVE-2025-40259)

In the Linux kernel, the following vulnerability has been resolved:

fs/proc: fix uaf in proc_readdir_de() (CVE-2025-40271)

In the Linux kernel, the following vulnerability has been resolved:

NFSD: free copynotify stateid in nfs4_free_ol_stateid() (CVE-2025-40273)

In the Linux kernel, the following vulnerability has been resolved:

tipc: Fix use-after-free in tipc_mon_reinit_self(). (CVE-2025-40280)

In the Linux kernel, the following vulnerability has been resolved:

sctp: prevent possible shift-out-of-bounds in sctp_transport_update_rto (CVE-2025-40281)

In the Linux kernel, the following vulnerability has been resolved:

fbdev: Add bounds checking in bit_putcs to fix vmalloc-out-of-bounds (CVE-2025-40304)

In the Linux kernel, the following vulnerability has been resolved:

bpf: Sync pending IRQ work before freeing ring buffer (CVE-2025-40319)

In the Linux kernel, the following vulnerability has been resolved:

fbdev: bitblit: bound-check glyph index in bit_putcs* (CVE-2025-40322)

In the Linux kernel, the following vulnerability has been resolved:

NFSD: Fix crash in nfsd4_read_release() (CVE-2025-40324)

In the Linux kernel, the following vulnerability has been resolved:

sctp: Prevent TOCTOU out-of-bounds write (CVE-2025-40331)

In the Linux kernel, the following vulnerability has been resolved:

usb: storage: sddr55: Reject out-of-bound new_pba (CVE-2025-40345)

In the Linux kernel, the following vulnerability has been resolved:

arch_topology: Fix incorrect error check in topology_parse_cpu_capacity() (CVE-2025-40346)

In the Linux kernel, the following vulnerability has been resolved:

hfs: validate record offset in hfsplus_bmap_alloc (CVE-2025-40349)

In the Linux kernel, the following vulnerability has been resolved:

hfsplus: fix KMSAN uninit-value issue in hfsplus_delete_cat() (CVE-2025-40351)

In the Linux kernel, the following vulnerability has been resolved:

net: ipv6: fix field-spanning memcpy warning in AH output (CVE-2025-40363)

In the Linux kernel, the following vulnerability has been resolved:

cpufreq/longhaul: handle NULL policy in longhaul_exit (CVE-2025-68177)

In the Linux kernel, the following vulnerability has been resolved:

nfs4_setup_readdir(): insufficient locking for ->d_parent->d_inode dereferencing (CVE-2025-68185)

In the Linux kernel, the following vulnerability has been resolved:

udp_tunnel: use netdev_warn() instead of netdev_WARN() (CVE-2025-68191)

In the Linux kernel, the following vulnerability has been resolved:

net: usb: qmi_wwan: initialize MAC header offset in qmimux_rx_fixup (CVE-2025-68192)

In the Linux kernel, the following vulnerability has been resolved:

mptcp: Fix proto fallback detection with BPF (CVE-2025-68227)

In the Linux kernel, the following vulnerability has been resolved:

scsi: target: tcm_loop: Fix segfault in tcm_loop_tpg_address_show() (CVE-2025-68229)

In the Linux kernel, the following vulnerability has been resolved:

ipv4: route: Prevent rt_bind_exception() from rebinding stale fnhe (CVE-2025-68241)

In the Linux kernel, the following vulnerability has been resolved:

net: netpoll: fix incorrect refcount handling causing incorrect cleanup (CVE-2025-68245)

In the Linux kernel, the following vulnerability has been resolved:

libceph: fix potential use-after-free in have_mon_and_osd_map() (CVE-2025-68285)

In the Linux kernel, the following vulnerability has been resolved:

usb: storage: Fix memory leak in USB bulk transport (CVE-2025-68288)

In the Linux kernel, the following vulnerability has been resolved:

smb: client: fix memory leak in cifs_construct_tcon() (CVE-2025-68295)

In the Linux kernel, the following vulnerability has been resolved:

usbnet: Prevents free active kevent (CVE-2025-68312)

In the Linux kernel, the following vulnerability has been resolved:

usb: uas: fix urb unmapping issue when the uas device is remove during ongoing data transfer (CVE-2025-68331)


Affected Packages:

kernel


Note:

This advisory is applicable to Amazon Linux 2 - Kernel-5.10 Extra. Visit this page to learn more about Amazon Linux 2 (AL2) Extras and this FAQ section for the difference between AL2 Core and AL2 Extras advisories.


Issue Correction:
Run yum update kernel or yum update --advisory ALAS2KERNEL-5.10-2026-112 to update your system.
System reboot is required in order to complete this update.

New Packages:
aarch64:
    kernel-5.10.247-246.989.amzn2.aarch64
    kernel-headers-5.10.247-246.989.amzn2.aarch64
    kernel-debuginfo-common-aarch64-5.10.247-246.989.amzn2.aarch64
    perf-5.10.247-246.989.amzn2.aarch64
    perf-debuginfo-5.10.247-246.989.amzn2.aarch64
    python-perf-5.10.247-246.989.amzn2.aarch64
    python-perf-debuginfo-5.10.247-246.989.amzn2.aarch64
    kernel-tools-5.10.247-246.989.amzn2.aarch64
    kernel-tools-devel-5.10.247-246.989.amzn2.aarch64
    kernel-tools-debuginfo-5.10.247-246.989.amzn2.aarch64
    bpftool-5.10.247-246.989.amzn2.aarch64
    bpftool-debuginfo-5.10.247-246.989.amzn2.aarch64
    kernel-devel-5.10.247-246.989.amzn2.aarch64
    kernel-debuginfo-5.10.247-246.989.amzn2.aarch64
    kernel-livepatch-5.10.247-246.989-1.0-0.amzn2.aarch64

i686:
    kernel-headers-5.10.247-246.989.amzn2.i686

src:
    kernel-5.10.247-246.989.amzn2.src

x86_64:
    kernel-5.10.247-246.989.amzn2.x86_64
    kernel-headers-5.10.247-246.989.amzn2.x86_64
    kernel-debuginfo-common-x86_64-5.10.247-246.989.amzn2.x86_64
    perf-5.10.247-246.989.amzn2.x86_64
    perf-debuginfo-5.10.247-246.989.amzn2.x86_64
    python-perf-5.10.247-246.989.amzn2.x86_64
    python-perf-debuginfo-5.10.247-246.989.amzn2.x86_64
    kernel-tools-5.10.247-246.989.amzn2.x86_64
    kernel-tools-devel-5.10.247-246.989.amzn2.x86_64
    kernel-tools-debuginfo-5.10.247-246.989.amzn2.x86_64
    bpftool-5.10.247-246.989.amzn2.x86_64
    bpftool-debuginfo-5.10.247-246.989.amzn2.x86_64
    kernel-devel-5.10.247-246.989.amzn2.x86_64
    kernel-debuginfo-5.10.247-246.989.amzn2.x86_64
    kernel-livepatch-5.10.247-246.989-1.0-0.amzn2.x86_64

Additional References

Release Notes:  Amazon Linux 2 Release Notes

Red Hat: CVE-2022-50822, CVE-2025-38678, CVE-2025-39866, CVE-2025-39998, CVE-2025-40001, CVE-2025-40018, CVE-2025-40019, CVE-2025-40026, CVE-2025-40030, CVE-2025-40035, CVE-2025-40042, CVE-2025-40044, CVE-2025-40048, CVE-2025-40049, CVE-2025-40070, CVE-2025-40078, CVE-2025-40081, CVE-2025-40083, CVE-2025-40087, CVE-2025-40088, CVE-2025-40105, CVE-2025-40109, CVE-2025-40115, CVE-2025-40125, CVE-2025-40134, CVE-2025-40140, CVE-2025-40153, CVE-2025-40167, CVE-2025-40173, CVE-2025-40178, CVE-2025-40183, CVE-2025-40187, CVE-2025-40190, CVE-2025-40194, CVE-2025-40197, CVE-2025-40198, CVE-2025-40200, CVE-2025-40204, CVE-2025-40205, CVE-2025-40211, CVE-2025-40219, CVE-2025-40220, CVE-2025-40231, CVE-2025-40240, CVE-2025-40243, CVE-2025-40244, CVE-2025-40248, CVE-2025-40254, CVE-2025-40257, CVE-2025-40258, CVE-2025-40259, CVE-2025-40271, CVE-2025-40273, CVE-2025-40280, CVE-2025-40281, CVE-2025-40304, CVE-2025-40319, CVE-2025-40322, CVE-2025-40324, CVE-2025-40331, CVE-2025-40345, CVE-2025-40346, CVE-2025-40349, CVE-2025-40351, CVE-2025-40363, CVE-2025-68177, CVE-2025-68185, CVE-2025-68191, CVE-2025-68192, CVE-2025-68227, CVE-2025-68229, CVE-2025-68241, CVE-2025-68245, CVE-2025-68285, CVE-2025-68288, CVE-2025-68295, CVE-2025-68312, CVE-2025-68331

Mitre: CVE-2022-50822, CVE-2025-38678, CVE-2025-39866, CVE-2025-39998, CVE-2025-40001, CVE-2025-40018, CVE-2025-40019, CVE-2025-40026, CVE-2025-40030, CVE-2025-40035, CVE-2025-40042, CVE-2025-40044, CVE-2025-40048, CVE-2025-40049, CVE-2025-40070, CVE-2025-40078, CVE-2025-40081, CVE-2025-40083, CVE-2025-40087, CVE-2025-40088, CVE-2025-40105, CVE-2025-40109, CVE-2025-40115, CVE-2025-40125, CVE-2025-40134, CVE-2025-40140, CVE-2025-40153, CVE-2025-40167, CVE-2025-40173, CVE-2025-40178, CVE-2025-40183, CVE-2025-40187, CVE-2025-40190, CVE-2025-40194, CVE-2025-40197, CVE-2025-40198, CVE-2025-40200, CVE-2025-40204, CVE-2025-40205, CVE-2025-40211, CVE-2025-40219, CVE-2025-40220, CVE-2025-40231, CVE-2025-40240, CVE-2025-40243, CVE-2025-40244, CVE-2025-40248, CVE-2025-40254, CVE-2025-40257, CVE-2025-40258, CVE-2025-40259, CVE-2025-40271, CVE-2025-40273, CVE-2025-40280, CVE-2025-40281, CVE-2025-40304, CVE-2025-40319, CVE-2025-40322, CVE-2025-40324, CVE-2025-40331, CVE-2025-40345, CVE-2025-40346, CVE-2025-40349, CVE-2025-40351, CVE-2025-40363, CVE-2025-68177, CVE-2025-68185, CVE-2025-68191, CVE-2025-68192, CVE-2025-68227, CVE-2025-68229, CVE-2025-68241, CVE-2025-68245, CVE-2025-68285, CVE-2025-68288, CVE-2025-68295, CVE-2025-68312, CVE-2025-68331