ALAS2023-2026-1934


Amazon Linux 2023 Security Advisory: ALAS2023-2026-1934
Advisory Released Date: 2026-07-07
Advisory Updated Date: 2026-07-07
Severity: Medium

Issue Overview:

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

net/sched: cls_fw: fix NULL dereference of "old" filters before change() (CVE-2026-53080)


Affected Packages:

kernel6.12


Issue Correction:
Run dnf update kernel6.12 --releasever 2023.12.20260706 or dnf update --advisory ALAS2023-2026-1934 --releasever 2023.12.20260706 to update your system.
More information on how to update your system can be found on this page: Amazon Linux 2023 documentation

New Packages:
aarch64:
    kernel6.12-tools-debuginfo-6.12.83-111.159.amzn2023.aarch64
    python3-perf6.12-6.12.83-111.159.amzn2023.aarch64
    kernel6.12-tools-devel-6.12.83-111.159.amzn2023.aarch64
    perf6.12-6.12.83-111.159.amzn2023.aarch64
    kernel6.12-modules-extra-common-6.12.83-111.159.amzn2023.aarch64
    python3-perf6.12-debuginfo-6.12.83-111.159.amzn2023.aarch64
    kernel6.12-debuginfo-6.12.83-111.159.amzn2023.aarch64
    bpftool6.12-6.12.83-111.159.amzn2023.aarch64
    perf6.12-debuginfo-6.12.83-111.159.amzn2023.aarch64
    kernel6.12-tools-6.12.83-111.159.amzn2023.aarch64
    kernel6.12-6.12.83-111.159.amzn2023.aarch64
    kernel6.12-modules-extra-6.12.83-111.159.amzn2023.aarch64
    bpftool6.12-debuginfo-6.12.83-111.159.amzn2023.aarch64
    kernel-livepatch-6.12.83-111.159-1.0-0.amzn2023.aarch64
    kernel6.12-headers-6.12.83-111.159.amzn2023.aarch64
    kernel6.12-debuginfo-common-aarch64-6.12.83-111.159.amzn2023.aarch64
    kernel6.12-devel-6.12.83-111.159.amzn2023.aarch64

src:
    kernel6.12-6.12.83-111.159.amzn2023.src

x86_64:
    python3-perf6.12-6.12.83-111.159.amzn2023.x86_64
    perf6.12-debuginfo-6.12.83-111.159.amzn2023.x86_64
    bpftool6.12-6.12.83-111.159.amzn2023.x86_64
    kernel6.12-debuginfo-6.12.83-111.159.amzn2023.x86_64
    bpftool6.12-debuginfo-6.12.83-111.159.amzn2023.x86_64
    kernel6.12-tools-debuginfo-6.12.83-111.159.amzn2023.x86_64
    kernel-livepatch-6.12.83-111.159-1.0-0.amzn2023.x86_64
    kernel6.12-headers-6.12.83-111.159.amzn2023.x86_64
    kernel6.12-modules-extra-6.12.83-111.159.amzn2023.x86_64
    python3-perf6.12-debuginfo-6.12.83-111.159.amzn2023.x86_64
    kernel6.12-tools-devel-6.12.83-111.159.amzn2023.x86_64
    kernel6.12-modules-extra-common-6.12.83-111.159.amzn2023.x86_64
    perf6.12-6.12.83-111.159.amzn2023.x86_64
    kernel6.12-6.12.83-111.159.amzn2023.x86_64
    kernel6.12-debuginfo-common-x86_64-6.12.83-111.159.amzn2023.x86_64
    kernel6.12-tools-6.12.83-111.159.amzn2023.x86_64
    kernel6.12-devel-6.12.83-111.159.amzn2023.x86_64