High7.8Vendor: MediumRed Hat Linux

High [CVE-2025-71089] disable SVA when CONFIG_X86 is set

This high-severity Red Hat Linux advisory covers CVE-2025-71089 affecting Red Hat Enterprise Linux 8, Red Hat Enterprise Linux 9, kernel-rt.

CVE-2025-71089 Published Jan 13, 2026

CVE-2025-71089

Affected products & platforms

Red Hat LinuxUnclassified

Open vendor advisory

Android app · Google Play

Monitor future Red Hat Linux CVEs from your phone.

Choose a whole vendor or a precise platform, then receive matching security advisories by phone notification, email, or both. Coverage follows 32 official vendor sources and 160+ reviewed platform categories.

Matching phone alertsOptional email delivery

Get CVE alerts See app features

Summary

disable SVA when CONFIG_X86 is set. Red Hat rates this moderate (CVSS 7.8).

Weakness: CWE-820. Affected package(s): kernel, kernel-rt.

Resolved in Red Hat advisory RHSA-2026:26462 — update the affected packages (`sudo dnf update`).

Affected products named by the advisory: Red Hat Enterprise Linux 8; Red Hat Enterprise Linux 9.

Affected versions

kernel-0:4.18.0-305.194.1.el8_4
kernel-0:5.14.0-427.129.1.el9_4
kernel-0:4.18.0-372.195.1.el8_6
kernel-0:5.14.0-284.176.1.el9_2
kernel-rt-0:5.14.0-284.176.1.rt14.461.el9_2
kernel-0:5.14.0-570.120.1.el9_6
kernel-0:4.18.0-477.147.1.el8_8
kernel-0:5.14.0-687.12.1.el9_8

Official advisory · high-confidence parse· fetched 2 months ago·verify at source

Fixed versions

RHSA-2026:26462

Official advisory · high-confidence parse· fetched 2 months ago·verify at source

Mitigation checklist

Recommended fix / mitigation

Update the affected package(s) to the fixed version shipped in RHSA-2026:26462 (`sudo dnf update` / `yum update`).

Official advisory · high-confidence parse· fetched 2 months ago·verify at source

Discussion(0)

No comments yet. Share field notes, upgrade gotchas, or questions — verify against the vendor advisory before acting on community advice.