ALAS2KERNEL-5.10-2026-126


Amazon Linux 2 Security Advisory: ALAS2KERNEL-5.10-2026-126
Advisory Released Date: 2026-07-20
Advisory Updated Date: 2026-07-20
Severity: Important

Issue Overview:

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

ext4: replace BUG_ON with proper error handling in ext4_read_inline_folio (CVE-2026-31451)

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

usb: cdns3: gadget: fix NULL pointer dereference in ep_queue (CVE-2026-31755)

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

xfrm: defensively unhash xfrm_state lists in __xfrm_state_delete (CVE-2026-46116)

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

regulator: core: fix locking in regulator_resolve_supply() error path (CVE-2026-46252)

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

netfilter: nf_tables: use list_del_rcu for netlink hooks (CVE-2026-46324)

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

net/sched: fix pedit partial COW leading to page cache corruption (CVE-2026-46331)

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

ip6_vti: set netns_immutable on the fallback device. (CVE-2026-52909)

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

bpf: Fix same-register dst/src OOB read and pointer leak in sock_ops (CVE-2026-53078)

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

fuse: limit FUSE_NOTIFY_RETRIEVE to uptodate folios (CVE-2026-53167)

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

bnxt_en: Fix NULL pointer dereference (CVE-2026-53177)

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

l2tp: pppol2tp: hold reference to session in pppol2tp_ioctl() (CVE-2026-53262)

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

KVM: x86: Fix shadow paging use-after-free due to unexpected role (CVE-2026-53359)


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-5.10-2026-126 to update your system.
System reboot is required in order to complete this update.

New Packages:
aarch64:
    kernel-5.10.260-259.1053.amzn2.aarch64
    kernel-headers-5.10.260-259.1053.amzn2.aarch64
    kernel-debuginfo-common-aarch64-5.10.260-259.1053.amzn2.aarch64
    perf-5.10.260-259.1053.amzn2.aarch64
    perf-debuginfo-5.10.260-259.1053.amzn2.aarch64
    python-perf-5.10.260-259.1053.amzn2.aarch64
    python-perf-debuginfo-5.10.260-259.1053.amzn2.aarch64
    kernel-tools-5.10.260-259.1053.amzn2.aarch64
    kernel-tools-devel-5.10.260-259.1053.amzn2.aarch64
    kernel-tools-debuginfo-5.10.260-259.1053.amzn2.aarch64
    bpftool-5.10.260-259.1053.amzn2.aarch64
    bpftool-debuginfo-5.10.260-259.1053.amzn2.aarch64
    kernel-devel-5.10.260-259.1053.amzn2.aarch64
    kernel-debuginfo-5.10.260-259.1053.amzn2.aarch64
    kernel-livepatch-5.10.260-259.1053-1.0-0.amzn2.aarch64

i686:
    kernel-headers-5.10.260-259.1053.amzn2.i686

src:
    kernel-5.10.260-259.1053.amzn2.src

x86_64:
    kernel-5.10.260-259.1053.amzn2.x86_64
    kernel-headers-5.10.260-259.1053.amzn2.x86_64
    kernel-debuginfo-common-x86_64-5.10.260-259.1053.amzn2.x86_64
    perf-5.10.260-259.1053.amzn2.x86_64
    perf-debuginfo-5.10.260-259.1053.amzn2.x86_64
    python-perf-5.10.260-259.1053.amzn2.x86_64
    python-perf-debuginfo-5.10.260-259.1053.amzn2.x86_64
    kernel-tools-5.10.260-259.1053.amzn2.x86_64
    kernel-tools-devel-5.10.260-259.1053.amzn2.x86_64
    kernel-tools-debuginfo-5.10.260-259.1053.amzn2.x86_64
    bpftool-5.10.260-259.1053.amzn2.x86_64
    bpftool-debuginfo-5.10.260-259.1053.amzn2.x86_64
    kernel-devel-5.10.260-259.1053.amzn2.x86_64
    kernel-debuginfo-5.10.260-259.1053.amzn2.x86_64
    kernel-livepatch-5.10.260-259.1053-1.0-0.amzn2.x86_64