{"id":"CVE-2014-8549","aliases":["DEBIAN-CVE-2014-8549","EUVD-2014-8386","GHSA-rvxr-4pm2-jpmx"],"status":"published","title":"libavcodec/on2avc.c in FFmpeg before 2.4.2 does not constrain the number of channels to at most 2...","description":"libavcodec/on2avc.c in FFmpeg before 2.4.2 does not constrain the number of channels to at most 2, which allows remote attackers to cause a denial of service (out-of-bounds access) or possibly have unspecified other impact via crafted On2 data.","severity":{"version":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.02395,"percentile":0.841,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-189"],"published":"2014-11-05T11:00:00Z","modified":"2026-10-23T15:47:23Z","fixes":[{"ecosystem":"Debian:12","package":"ffmpeg","fixed_in":["7:2.4.3-1"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"ffmpeg","fixed_in":["7:2.4.3-1"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"ffmpeg","fixed_in":["7:2.4.3-1"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:12","package":"ffmpeg","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"7:2.4.3-1"}]}]},{"source":"osv","ecosystem":"Debian:13","package":"ffmpeg","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"7:2.4.3-1"}]}]},{"source":"osv","ecosystem":"Debian:14","package":"ffmpeg","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"7:2.4.3-1"}]}]}],"products":[{"vendor":"ffmpeg","product":"ffmpeg"}],"references":[{"url":"http://www.ffmpeg.org/security.html","tags":["x_refsource_CONFIRM","x_transferred","web"]},{"url":"https://security.gentoo.org/glsa/201603-06","tags":["vendor-advisory","x_refsource_GENTOO","x_transferred","advisory"]},{"url":"http://git.videolan.org/?p=ffmpeg.git%3Ba=commit%3Bh=550f3e9df3410b3dd975e590042c0d83e20a8da3","tags":["x_refsource_CONFIRM","x_transferred","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2014-8549"},{"url":"http://git.videolan.org/?p=ffmpeg.git;a=commit;h=550f3e9df3410b3dd975e590042c0d83e20a8da3"},{"url":"https://github.com/advisories/GHSA-rvxr-4pm2-jpmx"},{"url":"https://security-tracker.debian.org/tracker/CVE-2014-8549","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2014-8549","description":"libavcodec/on2avc.c in FFmpeg before 2.4.2 does not constrain the number of channels to at most 2, which allows remote attackers to cause a denial of service (out-of-bounds access) or possibly have unspecified other impact via crafted On2 data.","status":"published","published":"2014-11-05T11:00:00Z","modified":"2024-08-06T13:18:48.577Z","updated_at":"2026-11-02T14:33:43.206348Z"}],"euvd":[{"id":"EUVD-2014-8386","description":"libavcodec/on2avc.c in FFmpeg before 2.4.2 does not constrain the number of channels to at most 2, which allows remote attackers to cause a denial of service (out-of-bounds access) or possibly have unspecified other impact via crafted On2 data.","status":"published","published":"2014-11-05T11:00:00Z","modified":"2024-08-06T13:18:48Z","updated_at":"2026-11-03T01:56:51.537817Z"}],"ghsa":[{"id":"GHSA-rvxr-4pm2-jpmx","title":"libavcodec/on2avc.c in FFmpeg before 2.4.2 does not constrain the number of channels to at most 2...","description":"libavcodec/on2avc.c in FFmpeg before 2.4.2 does not constrain the number of channels to at most 2, which allows remote attackers to cause a denial of service (out-of-bounds access) or possibly have unspecified other impact via crafted On2 data.","status":"published","published":"2022-05-17T03:34:38Z","modified":"2025-04-12T12:42:41Z","updated_at":"2026-11-02T15:01:19.407948Z"}],"nvd":[{"id":"CVE-2014-8549","description":"libavcodec/on2avc.c in FFmpeg before 2.4.2 does not constrain the number of channels to at most 2, which allows remote attackers to cause a denial of service (out-of-bounds access) or possibly have unspecified other impact via crafted On2 data.","status":"published","published":"2014-11-05T11:55:08.217Z","modified":"2026-06-17T00:16:55.187Z","cvss":[{"version":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","level":"high","assessor":"primary"}],"cwes":["CWE-189"],"updated_at":"2026-11-02T14:02:57.304171Z"}],"osv":[{"id":"CVE-2014-8549","description":"libavcodec/on2avc.c in FFmpeg before 2.4.2 does not constrain the number of channels to at most 2, which allows remote attackers to cause a denial of service (out-of-bounds access) or possibly have unspecified other impact via crafted On2 data.","status":"published","published":"2014-11-05T11:55:08Z","modified":"2026-04-10T03:44:07.685596Z","updated_at":"2026-11-02T15:44:00.097545Z"},{"id":"DEBIAN-CVE-2014-8549","description":"libavcodec/on2avc.c in FFmpeg before 2.4.2 does not constrain the number of channels to at most 2, which allows remote attackers to cause a denial of service (out-of-bounds access) or possibly have unspecified other impact via crafted On2 data.","status":"published","published":"2014-11-05T11:55:08.217Z","modified":"2026-10-23T15:47:23.955580931Z","updated_at":"2026-11-02T15:45:26.442161Z"}]}}