ALAS2KERNEL-5.4-2025-114

Amazon Linux 2 Security Advisory: ALAS2KERNEL-5.4-2025-114
Advisory Released Date: 2025-11-10
Advisory Updated Date: 2025-11-10
Severity: Important
Issue Overview:

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

fs: dlm: fix invalid derefence of sb_lvbptr (CVE-2022-50516)

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)


Affected Packages:

kernel


Note:

This advisory is applicable to Amazon Linux 2 - Kernel-5.4 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-5.4-2025-114 to update your system.
System reboot is required in order to complete this update.

New Packages:
aarch64:
    kernel-5.4.301-221.445.amzn2.aarch64
    kernel-headers-5.4.301-221.445.amzn2.aarch64
    kernel-debuginfo-common-aarch64-5.4.301-221.445.amzn2.aarch64
    perf-5.4.301-221.445.amzn2.aarch64
    perf-debuginfo-5.4.301-221.445.amzn2.aarch64
    python-perf-5.4.301-221.445.amzn2.aarch64
    python-perf-debuginfo-5.4.301-221.445.amzn2.aarch64
    kernel-tools-5.4.301-221.445.amzn2.aarch64
    kernel-tools-devel-5.4.301-221.445.amzn2.aarch64
    kernel-tools-debuginfo-5.4.301-221.445.amzn2.aarch64
    bpftool-5.4.301-221.445.amzn2.aarch64
    bpftool-debuginfo-5.4.301-221.445.amzn2.aarch64
    kernel-devel-5.4.301-221.445.amzn2.aarch64
    kernel-debuginfo-5.4.301-221.445.amzn2.aarch64

i686:
    kernel-headers-5.4.301-221.445.amzn2.i686

src:
    kernel-5.4.301-221.445.amzn2.src

x86_64:
    kernel-5.4.301-221.445.amzn2.x86_64
    kernel-headers-5.4.301-221.445.amzn2.x86_64
    kernel-debuginfo-common-x86_64-5.4.301-221.445.amzn2.x86_64
    perf-5.4.301-221.445.amzn2.x86_64
    perf-debuginfo-5.4.301-221.445.amzn2.x86_64
    python-perf-5.4.301-221.445.amzn2.x86_64
    python-perf-debuginfo-5.4.301-221.445.amzn2.x86_64
    kernel-tools-5.4.301-221.445.amzn2.x86_64
    kernel-tools-devel-5.4.301-221.445.amzn2.x86_64
    kernel-tools-debuginfo-5.4.301-221.445.amzn2.x86_64
    bpftool-5.4.301-221.445.amzn2.x86_64
    bpftool-debuginfo-5.4.301-221.445.amzn2.x86_64
    kernel-devel-5.4.301-221.445.amzn2.x86_64
    kernel-debuginfo-5.4.301-221.445.amzn2.x86_64

Additional References

Release Notes:  Amazon Linux 2 Release Notes

Red Hat: CVE-2022-50516, CVE-2025-39998, CVE-2025-40001, CVE-2025-40018, CVE-2025-40019

Mitre: CVE-2022-50516, CVE-2025-39998, CVE-2025-40001, CVE-2025-40018, CVE-2025-40019