{"id":"CVE-2026-125100","title":"FFmpeg through 9.0.2 Integer Overflow in OpenEXR Decoder Tile Count","summary":"FFmpeg through 9.0.2 contains an integer overflow vulnerability in the OpenEXR decoder's decode_frame() in libavcodec/exr.c that miscalculates the tiled block count. Attackers can supply a crafted tiled OpenEXR image with large dimension…","severity":"low","cvss":3.3,"cvssVector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N","cvssSource":"cna","cwe":["CWE-190"],"vendor":"FFmpeg","product":"FFmpeg","affected":["FFmpeg <= 9.0.2"],"published":"2026-11-09","updated":"2026-11-09","sourceUpdated":"2026-11-09T19:10:55.630Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-125100","references":[{"url":"https://code.ffmpeg.org/FFmpeg/FFmpeg/pulls/25715"},{"url":"https://github.com/FFmpeg/FFmpeg/commit/c05d46ea2919da83233bf4216d3f58428bb54c59","label":"Patch Commit"},{"url":"https://github.com/FFmpeg/FFmpeg/blob/n9.0.2/libavcodec/exr.c#L2219"},{"url":"https://github.com/FFmpeg/FFmpeg"},{"url":"https://www.vulncheck.com/advisories/ffmpeg-through-9.0.2-integer-overflow-in-openexr-decoder-tile-count","label":"VulnCheck Advisory: FFmpeg through 9.0.2 Integer Overflow in OpenEXR Decoder Tile Count"}],"tags":["cve.org"],"ingestedAt":"2026-11-09T19:18:02.627Z","slug":"CVE-2026-125100","body":"## Overview\n\nFFmpeg through 9.0.2 contains an integer overflow vulnerability in the OpenEXR decoder's decode_frame() in libavcodec/exr.c that miscalculates the tiled block count. Attackers can supply a crafted tiled OpenEXR image with large dimensions and small tiles to skip decoding and disclose uninitialized memory or stale frame data.\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":18,"depthScoreParts":{"impact":18.2,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}