{"id":"CVE-2026-125214","title":"FFmpeg through 9.0.2 Heap Buffer Overflow in Blu-ray PCM Decoder","summary":"FFmpeg through 9.0.2 contains a heap buffer overflow vulnerability in pcm_bluray_decode_frame() in libavcodec/pcm-bluray.c on big-endian hosts. Attackers can supply a crafted Blu-ray (M2TS) LPCM stream whose payload length is not a multi…","severity":"high","cvss":7,"cvssVector":"CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H","cvssSource":"cna","cwe":["CWE-122"],"vendor":"FFmpeg","product":"FFmpeg","affected":["FFmpeg <= 9.0.2"],"published":"2026-11-09","updated":"2026-11-09","sourceUpdated":"2026-11-09T19:11:30.282Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-125214","references":[{"url":"https://code.ffmpeg.org/FFmpeg/FFmpeg/pulls/25337"},{"url":"https://github.com/FFmpeg/FFmpeg/commit/a61b32df3fd67f76c1c8c7ea51be2a66efb0f945","label":"Patch Commit"},{"url":"https://github.com/FFmpeg/FFmpeg/blob/n9.0.2/libavcodec/pcm-bluray.c#L170"},{"url":"https://github.com/FFmpeg/FFmpeg"},{"url":"https://www.vulncheck.com/advisories/ffmpeg-through-9.0.2-heap-buffer-overflow-in-blu-ray-pcm-decoder","label":"VulnCheck Advisory: FFmpeg through 9.0.2 Heap Buffer Overflow in Blu-ray PCM Decoder"}],"tags":["cve.org"],"ingestedAt":"2026-11-09T19:18:02.594Z","slug":"CVE-2026-125214","body":"## Overview\n\nFFmpeg through 9.0.2 contains a heap buffer overflow vulnerability in pcm_bluray_decode_frame() in libavcodec/pcm-bluray.c on big-endian hosts. Attackers can supply a crafted Blu-ray (M2TS) LPCM stream whose payload length is not a multiple of the sample size, writing attacker-controlled bytes past the audio frame buffer.\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":"twilight","depthScore":39,"depthScoreParts":{"impact":38.5,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}