{"action":"Upgrade ffmpeg to 7:4.0.1-2 or later.","affected":[{"fixed":"7:4.0.1-2","introduced":"0"}],"component":"ffmpeg","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:12","exploited":false,"fixed_versions":["7:4.0.1-2"],"id":"tcs_01M5ND050A456ED39CHFFFE7BQ","modified_at":"2026-10-23T18:03:53.932047836Z","published_at":"2018-06-15T15:29:00.280Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2018-12459","https://security-tracker.debian.org/tracker/CVE-2018-12459"],"severity":{"label":"medium","score":6.5},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2018-12459","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2018-12459"}],"summary":"An inconsistent bits-per-sample value in the ff_mpeg4_decode_picture_header function in libavcodec/mpeg4videodec.c in FFmpeg 4.0 may trigger an assertion violation while converting a crafted AVI file"}