{"id":"CVE-2026-125252","title":"FFmpeg through 9.0.2 VAAPI Memory Leak via Abandoned Picture Buffers","summary":"FFmpeg through 9.0.2 contains a memory leak vulnerability in libavcodec/vaapi_decode.c that allows attackers to exhaust memory by supplying streams with slice parse errors. Attackers can craft H.264 or other VAAPI-decoded video where lat…","severity":"medium","cvss":4.7,"cvssVector":"CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:H","cvssSource":"cna","cwe":["CWE-401"],"vendor":"FFmpeg","product":"FFmpeg","affected":["FFmpeg <= 9.0.2"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2026-11-09T20:55:35.526949Z"},"published":"2026-11-09","updated":"2026-11-09","sourceUpdated":"2026-11-09T20:56:48.831Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-125252","references":[{"url":"https://code.ffmpeg.org/FFmpeg/FFmpeg/pulls/25231"},{"url":"https://github.com/FFmpeg/FFmpeg/commit/4221a63ce869ade862557ca64693bf77f5032971","label":"Patch Commit"},{"url":"https://github.com/FFmpeg/FFmpeg/commit/838c660bb3cd66ba74981b453c14c79214f6ef92","label":"Patch Commit"},{"url":"https://github.com/FFmpeg/FFmpeg/blob/n9.0.2/libavcodec/vaapi_decode.c#L117"},{"url":"https://github.com/FFmpeg/FFmpeg"},{"url":"https://www.vulncheck.com/advisories/ffmpeg-through-9.0.2-vaapi-memory-leak-via-abandoned-picture-buffers","label":"VulnCheck Advisory: FFmpeg through 9.0.2 VAAPI Memory Leak via Abandoned Picture Buffers"}],"tags":["cve.org"],"ingestedAt":"2026-11-09T20:27:27.089Z","slug":"CVE-2026-125252","body":"## Overview\n\nFFmpeg through 9.0.2 contains a memory leak vulnerability in libavcodec/vaapi_decode.c that allows attackers to exhaust memory by supplying streams with slice parse errors. Attackers can craft H.264 or other VAAPI-decoded video where later slices fail to parse on every frame, continuously leaking VA parameter and slice buffers plus driver and heap memory.\n\n## Affected\n\n- `FFmpeg <= 9.0.2`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":26,"depthScoreParts":{"impact":25.9,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}