Vulnerability Description
An out-of-bounds write vulnerability in FFmpeg's libavcodec library, specifically in the MagicYUV decoder, allows denial-of-service and, in some cases, can be exploited for remote code execution. This vulnerability is associated with the file libavcodec/magicyuv.C. This issue affects FFmpeg before version 8.1.2.
CVSS Score
HIGH
Related Weaknesses (CWE)
References
- https://code.ffmpeg.org/FFmpeg/FFmpeg/pulls/23159
- https://access.redhat.com/errata/RHSA-2026:43711
- https://access.redhat.com/security/cve/CVE-2026-8461
- https://bugzilla.redhat.com/show_bug.cgi?id=2490308
- https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-8461.json
FAQ
What is CVE-2026-8461?
CVE-2026-8461 is a vulnerability with a CVSS score of 8.8 (HIGH). An out-of-bounds write vulnerability in FFmpeg's libavcodec library, specifically in the MagicYUV decoder, allows denial-of-service and, in some cases, can be exploited for remote code execution. Th...
How severe is CVE-2026-8461?
CVE-2026-8461 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-8461?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.