RLSA-2026:83159

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Source
https://errata.rockylinux.org/RLSA-2026:83159
Import Source
https://storage.googleapis.com/resf-osv-data/RLSA-2026:83159.json
JSON Data
https://api.osv.dev/v1/vulns/RLSA-2026:83159
Upstream
CVE (9)
Published
2026-10-16T12:02:32Z
Modified
2026-10-16T12:45:02Z
Severity
  • 8.8 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
Summary
Important: kernel-rt security, bug fix, and enhancement update
Details

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.

Database specific 
{
    "license":  "CC-BY-4.0",
    "license_url":  "https://creativecommons.org/licenses/by/4.0/",
    "source_advisory":  "RHSA-2026:83159"
}
References
Credits
    • Rocky Enterprise Software Foundation
    • Red Hat

Affected packages

Rocky Linux:8 / kernel-rt

Package

Name
kernel-rt
Purl
pkg:rpm/rocky-linux/kernel-rt?distro=rocky-linux-8&epoch=0

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
0:4.18.0-553.174.1.rt7.515.el8_10
Database specific
Show details 
{
    "yum_repository":  "NFV"
}

Database specific

source 
"https://storage.googleapis.com/resf-osv-data/RLSA-2026:83159.json"