{"id":"CVE-2026-125228","published":"2026-11-09T19:17:00.540","lastModified":"2026-11-10T21:46:31.230","description":"FFmpeg before 8.1.3 and 9.x before 9.0.2 contains an out-of-bounds read vulnerability in put_vector() in libavcodec/vorbisenc.c when NaN samples leave the codebook entry at -1. Attackers can supply audio with NaN float samples to the native Vorbis encoder, causing heap reads before arrays that crash the application or leak adjacent heap memory into output.","cvssScore":5.3,"cvssSeverity":"MEDIUM","cvssVector":"CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:L/I:N/A:H","cwes":["CWE-125"],"vendors":[],"products":[],"references":[{"url":"https://code.ffmpeg.org/FFmpeg/FFmpeg/pulls/24392","tags":[]},{"url":"https://github.com/FFmpeg/FFmpeg","tags":[]},{"url":"https://github.com/FFmpeg/FFmpeg/blob/n9.0.1/libavcodec/vorbisenc.c#L915","tags":[]},{"url":"https://github.com/FFmpeg/FFmpeg/commit/e33548ad13fd3495466a651792e8206b1c6f7fd7","tags":[]},{"url":"https://www.vulncheck.com/advisories/ffmpeg-before-8.1.3-and-9-x-before-9.0.2-out-of-bounds-read-in-vorbis-encoder","tags":[]}],"exploitRefs":[{"url":"https://github.com/FFmpeg/FFmpeg","tags":[]},{"url":"https://github.com/FFmpeg/FFmpeg/blob/n9.0.1/libavcodec/vorbisenc.c#L915","tags":[]},{"url":"https://github.com/FFmpeg/FFmpeg/commit/e33548ad13fd3495466a651792e8206b1c6f7fd7","tags":[]}],"hasPoc":true,"ai":null}