{"id":"CVE-2026-8461","aliases":[],"url":"https://o3.security/vulnerability/CVE-2026-8461","summary":"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…","details":"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.\n\n This vulnerability is associated with the file libavcodec/magicyuv.C.\n\n\n\nThis issue affects FFmpeg before version 8.1.2.","published":"2026-06-18T14:17:36.660","modified":"2026-07-23T12:18:51.763","cvss":{"score":8.8,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"},"epss":null,"cisaKev":null,"exploitsKnown":3,"affectedPackages":[],"fix":null,"references":[{"type":"WEB","url":"https://code.ffmpeg.org/FFmpeg/FFmpeg/pulls/23159"},{"type":"WEB","url":"https://access.redhat.com/errata/RHSA-2026:43711"},{"type":"WEB","url":"https://access.redhat.com/security/cve/CVE-2026-8461"},{"type":"WEB","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2490308"},{"type":"WEB","url":"https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-8461.json"}],"provenance":{"sources":["OSV.dev","NVD","FIRST.org (EPSS)"],"lastVerified":"2026-07-23T12:18:51.763"}}