Medium4.4Red Hat Linux Updated
1-byte heap out-of-bounds read in H.264 NAL extension slice parser
CVE-2026-12892 Published Jun 22, 2026Updated by vendor Jun 22, 2026
Affected products & platforms
Red Hat LinuxUnclassified
Summary
1-byte heap out-of-bounds read in H.264 NAL extension slice parser. Red Hat rates this moderate (CVSS 4.4). Weakness: CWE-125.
Mitigation checklist
Recommended fix / mitigation
- No mitigation is currently available that meets Red Hat Product Security's standards for usability, deployment, applicability, or stability.
Official advisory · high-confidence parse· fetched 7 hours ago·verify at source
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