RLSA-2026:3964

Source
https://errata.rockylinux.org/RLSA-2026:3964
Import Source
https://storage.googleapis.com/resf-osv-data/RLSA-2026:3964.json
JSON Data
https://api.osv.dev/v1/vulns/RLSA-2026:3964
Upstream
Published
2026-03-26T12:01:40.953151Z
Modified
2026-03-26T12:30:10.618939Z
Severity
  • 7.8 (High) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
Summary
Moderate: kernel-rt security 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: ipv6: BUG() in pskbexpandhead() as part of calipsoskbuffsetattr() (CVE-2025-71085)

  • kernel: macvlan: fix possible UAF in macvlanforwardsource() (CVE-2026-23001)

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.

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
0Unknown introduced version / All previous versions are affected
Fixed
0:4.18.0-553.111.1.rt7.452.el8_10
Database specific
{
    "yum_repository": "NFV"
}

Database specific

source
"https://storage.googleapis.com/resf-osv-data/RLSA-2026:3964.json"