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ALSA-2026:A007

ALSA-2026:A007 · Important: kernel-rt security update

This page contains facts from public vulnerability sources. Check the original advisory before updating.

The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism requirements. Security Fix(es): * kernel: xfrm: esp: avoid in-place decrypt on shared skb frags (CVE-2026-43284) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Fix available

Published
Updated

Stack: system

Affected products and versions

  • kernel-rt AlmaLinux:8

    Affected ranges
    • ECOSYSTEM: < 4.18.0-553.123.2.rt7.464.el8_10

    Update to 4.18.0-553.123.2.rt7.464.el8_10

  • kernel-rt-core AlmaLinux:8

    Affected ranges
    • ECOSYSTEM: < 4.18.0-553.123.2.rt7.464.el8_10

    Update to 4.18.0-553.123.2.rt7.464.el8_10

  • kernel-rt-debug AlmaLinux:8

    Affected ranges
    • ECOSYSTEM: < 4.18.0-553.123.2.rt7.464.el8_10

    Update to 4.18.0-553.123.2.rt7.464.el8_10

  • kernel-rt-debug-core AlmaLinux:8

    Affected ranges
    • ECOSYSTEM: < 4.18.0-553.123.2.rt7.464.el8_10

    Update to 4.18.0-553.123.2.rt7.464.el8_10

  • kernel-rt-debug-devel AlmaLinux:8

    Affected ranges
    • ECOSYSTEM: < 4.18.0-553.123.2.rt7.464.el8_10

    Update to 4.18.0-553.123.2.rt7.464.el8_10

  • kernel-rt-debug-kvm AlmaLinux:8

    Affected ranges
    • ECOSYSTEM: < 4.18.0-553.123.2.rt7.464.el8_10

    Update to 4.18.0-553.123.2.rt7.464.el8_10

  • kernel-rt-debug-modules AlmaLinux:8

    Affected ranges
    • ECOSYSTEM: < 4.18.0-553.123.2.rt7.464.el8_10

    Update to 4.18.0-553.123.2.rt7.464.el8_10

  • kernel-rt-debug-modules-extra AlmaLinux:8

    Affected ranges
    • ECOSYSTEM: < 4.18.0-553.123.2.rt7.464.el8_10

    Update to 4.18.0-553.123.2.rt7.464.el8_10

  • kernel-rt-debug-modules-internal AlmaLinux:8

    Affected ranges
    • ECOSYSTEM: < 4.18.0-553.123.2.rt7.464.el8_10

    Update to 4.18.0-553.123.2.rt7.464.el8_10

  • kernel-rt-devel AlmaLinux:8

    Affected ranges
    • ECOSYSTEM: < 4.18.0-553.123.2.rt7.464.el8_10

    Update to 4.18.0-553.123.2.rt7.464.el8_10

  • kernel-rt-kvm AlmaLinux:8

    Affected ranges
    • ECOSYSTEM: < 4.18.0-553.123.2.rt7.464.el8_10

    Update to 4.18.0-553.123.2.rt7.464.el8_10

  • kernel-rt-modules AlmaLinux:8

    Affected ranges
    • ECOSYSTEM: < 4.18.0-553.123.2.rt7.464.el8_10

    Update to 4.18.0-553.123.2.rt7.464.el8_10

  • kernel-rt-modules-extra AlmaLinux:8

    Affected ranges
    • ECOSYSTEM: < 4.18.0-553.123.2.rt7.464.el8_10

    Update to 4.18.0-553.123.2.rt7.464.el8_10

  • kernel-rt-modules-internal AlmaLinux:8

    Affected ranges
    • ECOSYSTEM: < 4.18.0-553.123.2.rt7.464.el8_10

    Update to 4.18.0-553.123.2.rt7.464.el8_10

  • kernel-rt-selftests-internal AlmaLinux:8

    Affected ranges
    • ECOSYSTEM: < 4.18.0-553.123.2.rt7.464.el8_10

    Update to 4.18.0-553.123.2.rt7.464.el8_10

Original sources

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