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RLSA-2026:83159

RLSA-2026:83159 · 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: Linux kernel: Denial of Service due to use-after-free in act_tunnel_key (CVE-2026-68377) * kernel: ASoC: SOF: ipc3-control: Fix heap overflow in bytes_ext put/get (CVE-2026-72262) * kernel: net/sched: cls_route: fix fastmap use-after-free on filter (CVE-2026-74583) * kernel: ALSA: usx2y: bound the hwdep mmap fault offset (CVE-2026-74641) * kernel: udp: fix potential use-after-free in tunnel segmentation (CVE-2026-74705) * kernel: svcrdma: Validate Read chunk positions before reconstruction (CVE-2026-89526) * kernel: NFSD: Prevent client use-after-free during blocked-lock reaping (CVE-2026-90036) * kernel: svcrdma: Reject Write/Reply chunks with segcount 0 (CVE-2026-93228) * kernel: md/raid5-ppl: fix use-after-free in ppl_do_flush() (CVE-2026-93262) Bug Fix(es) and Enhancement(s): * powerpc/pseries: pci - logic bug in SR-IOV enable (JIRA:Rocky Linux-240146) 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.

CVSS 8.8 · High · Fix available

Published
Updated

Stack: system

Affected products and versions

  • kernel-rt Rocky Linux:8

    Affected ranges
    • ECOSYSTEM: < 0:4.18.0-553.174.1.rt7.515.el8_10

    Update to 0:4.18.0-553.174.1.rt7.515.el8_10

Original sources

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