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ALSA-2023:3350

ALSA-2023:3350 · Important: kernel-rt security and bug fix 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: netfilter: use-after-free in nf_tables when processing batch requests can lead to privilege escalation (CVE-2023-32233) 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. Bug Fix(es): * smpboot: Scheduler frequency invariance went wobbly, disabling! (BZ#2188316) * Crash: kernel BUG at kernel/locking/rtmutex.c:1338! (BZ#2188722) * kernel-rt: update RT source tree to the AlmaLinux-8.8.z0 source tree. (BZ#2196667)

Fix available

Published
Updated

Stack: system

Affected products and versions

  • kernel-rt AlmaLinux:8

    Affected ranges
    • ECOSYSTEM: < 4.18.0-477.13.1.rt7.276.el8_8

    Update to 4.18.0-477.13.1.rt7.276.el8_8

  • kernel-rt-core AlmaLinux:8

    Affected ranges
    • ECOSYSTEM: < 4.18.0-477.13.1.rt7.276.el8_8

    Update to 4.18.0-477.13.1.rt7.276.el8_8

  • kernel-rt-debug AlmaLinux:8

    Affected ranges
    • ECOSYSTEM: < 4.18.0-477.13.1.rt7.276.el8_8

    Update to 4.18.0-477.13.1.rt7.276.el8_8

  • kernel-rt-debug-core AlmaLinux:8

    Affected ranges
    • ECOSYSTEM: < 4.18.0-477.13.1.rt7.276.el8_8

    Update to 4.18.0-477.13.1.rt7.276.el8_8

  • kernel-rt-debug-devel AlmaLinux:8

    Affected ranges
    • ECOSYSTEM: < 4.18.0-477.13.1.rt7.276.el8_8

    Update to 4.18.0-477.13.1.rt7.276.el8_8

  • kernel-rt-debug-kvm AlmaLinux:8

    Affected ranges
    • ECOSYSTEM: < 4.18.0-477.13.1.rt7.276.el8_8

    Update to 4.18.0-477.13.1.rt7.276.el8_8

  • kernel-rt-debug-modules AlmaLinux:8

    Affected ranges
    • ECOSYSTEM: < 4.18.0-477.13.1.rt7.276.el8_8

    Update to 4.18.0-477.13.1.rt7.276.el8_8

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

    Affected ranges
    • ECOSYSTEM: < 4.18.0-477.13.1.rt7.276.el8_8

    Update to 4.18.0-477.13.1.rt7.276.el8_8

  • kernel-rt-devel AlmaLinux:8

    Affected ranges
    • ECOSYSTEM: < 4.18.0-477.13.1.rt7.276.el8_8

    Update to 4.18.0-477.13.1.rt7.276.el8_8

  • kernel-rt-kvm AlmaLinux:8

    Affected ranges
    • ECOSYSTEM: < 4.18.0-477.13.1.rt7.276.el8_8

    Update to 4.18.0-477.13.1.rt7.276.el8_8

  • kernel-rt-modules AlmaLinux:8

    Affected ranges
    • ECOSYSTEM: < 4.18.0-477.13.1.rt7.276.el8_8

    Update to 4.18.0-477.13.1.rt7.276.el8_8

  • kernel-rt-modules-extra AlmaLinux:8

    Affected ranges
    • ECOSYSTEM: < 4.18.0-477.13.1.rt7.276.el8_8

    Update to 4.18.0-477.13.1.rt7.276.el8_8

Original sources

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