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ALSA-2026:36049

ALSA-2026:36049 · Important: kernel-rt security, bug fix, and enhancement 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: scsi: target: iscsi: Fix use-after-free in iscsit_dec_conn_usage_count() (CVE-2026-23216) * kernel: gfs2: Fix use-after-free in iomap inline data write path (CVE-2026-45984) * kernel: RDMA/vmw_pvrdma: Fix double free on pvrdma_alloc_ucontext() error path (CVE-2026-46189) Bug Fix(es) and Enhancement(s): * [AlmaLinux 8.10.z] Add an .sbat section to the x86 kernel (JIRA:AlmaLinux-182788) * Incorrect message "NFS: Server wrote zero bytes" is shown in the logs (JIRA:AlmaLinux-147665) 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: < 4.18.0-553.139.1.rt7.480.el8_10

    Update to 4.18.0-553.139.1.rt7.480.el8_10

  • kernel-rt-core AlmaLinux:8

    Affected ranges
    • ECOSYSTEM: < 4.18.0-553.139.1.rt7.480.el8_10

    Update to 4.18.0-553.139.1.rt7.480.el8_10

  • kernel-rt-debug AlmaLinux:8

    Affected ranges
    • ECOSYSTEM: < 4.18.0-553.139.1.rt7.480.el8_10

    Update to 4.18.0-553.139.1.rt7.480.el8_10

  • kernel-rt-debug-core AlmaLinux:8

    Affected ranges
    • ECOSYSTEM: < 4.18.0-553.139.1.rt7.480.el8_10

    Update to 4.18.0-553.139.1.rt7.480.el8_10

  • kernel-rt-debug-devel AlmaLinux:8

    Affected ranges
    • ECOSYSTEM: < 4.18.0-553.139.1.rt7.480.el8_10

    Update to 4.18.0-553.139.1.rt7.480.el8_10

  • kernel-rt-debug-modules AlmaLinux:8

    Affected ranges
    • ECOSYSTEM: < 4.18.0-553.139.1.rt7.480.el8_10

    Update to 4.18.0-553.139.1.rt7.480.el8_10

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

    Affected ranges
    • ECOSYSTEM: < 4.18.0-553.139.1.rt7.480.el8_10

    Update to 4.18.0-553.139.1.rt7.480.el8_10

  • kernel-rt-devel AlmaLinux:8

    Affected ranges
    • ECOSYSTEM: < 4.18.0-553.139.1.rt7.480.el8_10

    Update to 4.18.0-553.139.1.rt7.480.el8_10

  • kernel-rt-modules AlmaLinux:8

    Affected ranges
    • ECOSYSTEM: < 4.18.0-553.139.1.rt7.480.el8_10

    Update to 4.18.0-553.139.1.rt7.480.el8_10

  • kernel-rt-modules-extra AlmaLinux:8

    Affected ranges
    • ECOSYSTEM: < 4.18.0-553.139.1.rt7.480.el8_10

    Update to 4.18.0-553.139.1.rt7.480.el8_10

Original sources

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