High7.1Vendor: MediumRed Hat & Ubuntu Linux

fix RESPONSE authenticator parser OOB read

CVE-2026-31636 Published Apr 24, 2026

CVE-2026-31636

Affected products & platforms

Red Hat & Ubuntu LinuxUnclassified

Summary

fix RESPONSE authenticator parser OOB read. Red Hat rates this moderate (CVSS 7.1). Weakness: CWE-805. Affected package(s): kernel. Resolved in Red Hat advisory RHSA-2026:30129 — update the affected packages (`sudo dnf update`).

Affected versions

kernel-0:6.12.0-211.28.1.el10_2

Official advisory · high-confidence parse· fetched 4 hours ago·verify at source

Fixed versions

RHSA-2026:30129

Official advisory · high-confidence parse· fetched 4 hours ago·verify at source

Mitigation checklist

Recommended fix / mitigation

Update the affected package(s) to the fixed version shipped in RHSA-2026:30129 (`sudo dnf update` / `yum update`).

Official advisory · high-confidence parse· fetched 4 hours 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.