{"id":"CVE-2011-2161","aliases":["DEBIAN-CVE-2011-2161","DSA-2306-1","EUVD-2011-2153","GHSA-6cpv-jrx7-frg6"],"status":"published","title":"The ape_read_header function in ape.c in libavformat in FFmpeg before 0.5.4, as used in MPlayer,...","description":"The ape_read_header function in ape.c in libavformat in FFmpeg before 0.5.4, as used in MPlayer, VideoLAN VLC media player, and other products, allows remote attackers to cause a denial of service (application crash) via an APE (aka Monkey's Audio) file that contains a header but no frames.","severity":{"version":"2.0","score":4.3,"vector":"AV:N/AC:M/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.01233,"percentile":0.69205,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-399"],"published":"2011-05-20T22:00:00Z","modified":"2026-10-23T17:47:22Z","fixes":[{"ecosystem":"Debian:12","package":"ffmpeg","fixed_in":["7:2.4.1-1"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"ffmpeg","fixed_in":["7:2.4.1-1"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"ffmpeg","fixed_in":["7:2.4.1-1"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:12","package":"ffmpeg","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"7:2.4.1-1"}]}]},{"source":"osv","ecosystem":"Debian:13","package":"ffmpeg","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"7:2.4.1-1"}]}]},{"source":"osv","ecosystem":"Debian:14","package":"ffmpeg","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"7:2.4.1-1"}]}]},{"source":"osv","ecosystem":"Debian:6.0","package":"ffmpeg","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4:0.5.4-1"}]}],"versions":["4:0.5.2-6"],"bundled":8}],"products":[{"vendor":"ffmpeg","product":"ffmpeg"}],"references":[{"url":"https://github.com/FFmpeg/FFmpeg/commit/8312e3fc9041027a33c8bc667bb99740fdf41dd5","tags":["x_refsource_CONFIRM","x_transferred","Patch","Third Party Advisory","advisory","fix"]},{"url":"http://ffmpeg.mplayerhq.hu/","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory","advisory"]},{"url":"http://packetstorm.linuxsecurity.com/1103-exploits/vlc105-dos.txt","tags":["x_refsource_MISC","x_transferred","Broken Link","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2011-2161"},{"url":"http://ffmpeg.mplayerhq.hu"},{"url":"https://github.com/advisories/GHSA-6cpv-jrx7-frg6"},{"url":"https://security-tracker.debian.org/tracker/CVE-2011-2161","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2011-2161","description":"The ape_read_header function in ape.c in libavformat in FFmpeg before 0.5.4, as used in MPlayer, VideoLAN VLC media player, and other products, allows remote attackers to cause a denial of service (application crash) via an APE (aka Monkey's Audio) file that contains a header but no frames.","status":"published","published":"2011-05-20T22:00:00Z","modified":"2024-09-17T00:01:54.479Z","updated_at":"2026-11-02T14:35:36.968002Z"}],"euvd":[{"id":"EUVD-2011-2153","description":"The ape_read_header function in ape.c in libavformat in FFmpeg before 0.5.4, as used in MPlayer, VideoLAN VLC media player, and other products, allows remote attackers to cause a denial of service (application crash) via an APE (aka Monkey's Audio) file that contains a header but no frames.","status":"published","published":"2011-05-20T22:00:00Z","modified":"2024-09-17T00:01:54Z","updated_at":"2026-11-03T00:29:02.877229Z"}],"ghsa":[{"id":"GHSA-6cpv-jrx7-frg6","title":"The ape_read_header function in ape.c in libavformat in FFmpeg before 0.5.4, as used in MPlayer,...","description":"The ape_read_header function in ape.c in libavformat in FFmpeg before 0.5.4, as used in MPlayer, VideoLAN VLC media player, and other products, allows remote attackers to cause a denial of service (application crash) via an APE (aka Monkey's Audio) file that contains a header but no frames.","status":"published","published":"2022-05-14T02:21:02Z","modified":"2025-04-11T03:48:09Z","updated_at":"2026-11-02T15:01:08.691526Z"}],"nvd":[{"id":"CVE-2011-2161","description":"The ape_read_header function in ape.c in libavformat in FFmpeg before 0.5.4, as used in MPlayer, VideoLAN VLC media player, and other products, allows remote attackers to cause a denial of service (application crash) via an APE (aka Monkey's Audio) file that contains a header but no frames.","status":"published","published":"2011-05-20T22:55:06Z","modified":"2026-06-16T23:30:49.95Z","cvss":[{"version":"2.0","score":4.3,"vector":"AV:N/AC:M/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-399"],"updated_at":"2026-11-02T14:02:08.47516Z"}],"osv":[{"id":"CVE-2011-2161","description":"The ape_read_header function in ape.c in libavformat in FFmpeg before 0.5.4, as used in MPlayer, VideoLAN VLC media player, and other products, allows remote attackers to cause a denial of service (application crash) via an APE (aka Monkey's Audio) file that contains a header but no frames.","status":"published","published":"2011-05-20T22:55:06Z","modified":"2026-04-10T03:41:48.475861Z","updated_at":"2026-11-02T15:43:58.279353Z"},{"id":"DEBIAN-CVE-2011-2161","description":"The ape_read_header function in ape.c in libavformat in FFmpeg before 0.5.4, as used in MPlayer, VideoLAN VLC media player, and other products, allows remote attackers to cause a denial of service (application crash) via an APE (aka Monkey's Audio) file that contains a header but no frames.","status":"published","published":"2011-05-20T22:55:06Z","modified":"2026-10-23T17:47:22.948666Z","updated_at":"2026-11-02T15:45:24.612044Z"},{"id":"DSA-2306-1","title":"ffmpeg - several","status":"published","published":"2011-09-11T00:00:00Z","modified":"2026-03-09T01:22:40.132504Z","updated_at":"2026-11-02T15:46:15.108335Z"}]}}