Amazon Linux 2 : kernel, --advisory ALAS2KERNEL-5.10-2026-112 (ALASKERNEL-5.10-2026-112)

high Nessus Plugin ID 299531

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Synopsis

The remote Amazon Linux 2 host is missing a security update.

Description

The version of kernel installed on the remote host is prior to 5.10.247-246.989. It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2KERNEL-5.10-2026-112 advisory.

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)

Tenable has extracted the preceding description block directly from the tested product security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

Solution

Run 'yum update kernel' or or 'yum update --advisory ALAS2KERNEL-5.10-2026-112' to update your system.

Plugin Details

Severity: High

ID: 299531

File Name: al2_ALASKERNEL-5_10-2026-112.nasl

Version: 1.1

Type: local

Agent: unix

Family: Amazon Linux Local Security Checks

Published: 2/19/2026

Updated: 2/19/2026

Supported Sensors: Agentless Assessment, Continuous Assessment, Frictionless Assessment Agent, Frictionless Assessment AWS, Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: High

Score: 7.1

CVSS v2

Risk Factor: Medium

Base Score: 6.8

Temporal Score: 5.3

Vector: CVSS2#AV:L/AC:L/Au:S/C:C/I:C/A:C

CVSS Score Source: CVE-2025-39866

CVSS v3

Risk Factor: High

Base Score: 7.8

Temporal Score: 7

Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Temporal Vector: CVSS:3.0/E:P/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:amazon:linux:perf, p-cpe:/a:amazon:linux:bpftool, p-cpe:/a:amazon:linux:perf-debuginfo, p-cpe:/a:amazon:linux:kernel-tools-debuginfo, p-cpe:/a:amazon:linux:kernel-debuginfo-common-aarch64, p-cpe:/a:amazon:linux:kernel-tools, p-cpe:/a:amazon:linux:kernel-livepatch-5.10.247-246.989, p-cpe:/a:amazon:linux:kernel-devel, p-cpe:/a:amazon:linux:python-perf-debuginfo, p-cpe:/a:amazon:linux:kernel, p-cpe:/a:amazon:linux:kernel-debuginfo, p-cpe:/a:amazon:linux:kernel-headers, cpe:/o:amazon:linux:2, p-cpe:/a:amazon:linux:bpftool-debuginfo, p-cpe:/a:amazon:linux:kernel-tools-devel, p-cpe:/a:amazon:linux:kernel-debuginfo-common-x86_64, p-cpe:/a:amazon:linux:python-perf

Required KB Items: Host/local_checks_enabled, Host/AmazonLinux/release, Host/AmazonLinux/rpm-list

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 2/19/2026

Vulnerability Publication Date: 1/23/2023

Reference Information

CVE: 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

Detections

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