{"id":"CVE-2017-7866","aliases":["DEBIAN-CVE-2017-7866","EUVD-2017-16841","GHSA-6hc6-27m3-7grx","MGASA-2018-0008","UBUNTU-CVE-2017-7866","openSUSE-SU-2017:1532-1","openSUSE-SU-2024:10754-1"],"status":"published","title":"FFmpeg before 2017-01-23 has an out-of-bounds write caused by a stack-based buffer overflow...","description":"FFmpeg before 2017-01-23 has an out-of-bounds write caused by a stack-based buffer overflow related to the decode_zbuf function in libavcodec/pngdec.c.","severity":{"version":"3.0","score":9.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.02508,"percentile":0.8486,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-787"],"published":"2017-04-14T04:30:00Z","modified":"2026-10-24T14:21:15Z","fixes":[{"ecosystem":"Debian:12","package":"ffmpeg","fixed_in":["7:3.2.4-1"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"ffmpeg","fixed_in":["7:3.2.4-1"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"ffmpeg","fixed_in":["7:3.2.4-1"],"sources":["osv"]},{"ecosystem":"Ubuntu:16.04:LTS","package":"ffmpeg","fixed_in":["7:2.8.11-0ubuntu0.16.04.1"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:12","package":"ffmpeg","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"7:3.2.4-1"}]}]},{"source":"osv","ecosystem":"Debian:13","package":"ffmpeg","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"7:3.2.4-1"}]}]},{"source":"osv","ecosystem":"Debian:14","package":"ffmpeg","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"7:3.2.4-1"}]}]},{"source":"osv","ecosystem":"Mageia:5","package":"ffmpeg","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.4.14-1.mga5"}]}],"bundled":31},{"source":"osv","ecosystem":"Mageia:5","package":"ffmpeg","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.4.14-1.mga5.tainted"}]}],"bundled":31},{"source":"osv","ecosystem":"Ubuntu:16.04:LTS","package":"ffmpeg","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"7:2.8.11-0ubuntu0.16.04.1"}]}],"versions":["7:2.7.2-1build1","7:2.8.1-1ubuntu1","7:2.8.2-1ubuntu1","7:2.8.3-1","7:2.8.4-1","7:2.8.4-1ubuntu1","7:2.8.4-1ubuntu2","7:2.8.4-1ubuntu3","7:2.8.4-1ubuntu4","7:2.8.6-1ubuntu1","7:2.8.6-1ubuntu2","7:2.8.8-0ubuntu0.16.04.1","7:2.8.10-0ubuntu0.16.04.1"]},{"source":"osv","ecosystem":"SUSE:Package Hub 12 SP1","package":"ffmpeg2","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.8.11-12.1"}]}],"bundled":6},{"source":"osv","ecosystem":"openSUSE:Tumbleweed","package":"ffmpeg-4","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.4-5.2"}]}],"bundled":46}],"products":[{"vendor":"ffmpeg","product":"ffmpeg"}],"references":[{"url":"http://www.securityfocus.com/bid/97664","tags":["vdb-entry","x_refsource_BID","x_transferred","Third Party Advisory","VDB Entry","advisory"]},{"url":"https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=444","tags":["x_refsource_MISC","x_transferred","Third Party Advisory","VDB Entry","advisory","report"]},{"url":"https://github.com/FFmpeg/FFmpeg/commit/e371f031b942d73e02c090170975561fabd5c264","tags":["x_refsource_MISC","x_transferred","Patch","Third Party Advisory","fix","report"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2017-7866"},{"url":"https://github.com/advisories/GHSA-6hc6-27m3-7grx"},{"url":"https://security-tracker.debian.org/tracker/CVE-2017-7866","tags":["advisory"]},{"url":"https://advisories.mageia.org/MGASA-2018-0008.html","tags":["advisory"]},{"url":"https://bugs.mageia.org/show_bug.cgi?id=20757","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2017-7866","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2017-7866","tags":["report"]},{"url":"","tags":["advisory"]},{"url":"https://bugzilla.suse.com/1015120","tags":["report"]},{"url":"https://bugzilla.suse.com/1022921","tags":["report"]},{"url":"https://bugzilla.suse.com/1022922","tags":["report"]},{"url":"https://bugzilla.suse.com/1034176","tags":["report"]},{"url":"https://bugzilla.suse.com/1034177","tags":["report"]},{"url":"https://bugzilla.suse.com/1034179","tags":["report"]},{"url":"https://bugzilla.suse.com/980542","tags":["report"]},{"url":"https://www.suse.com/security/cve/CVE-2016-10191","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2016-10192","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2016-9561","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2017-7863","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2017-7865","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2017-7866","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2015-8216","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2015-8217","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2015-8218","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2015-8219","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2015-8363","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2015-8365","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2015-8661","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2015-8663","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2016-10190","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2016-1897","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2017-11399","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2017-11665","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2017-14054","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2017-14055","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2017-14056","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2017-14057","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2017-14058","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2017-14059","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2017-14169","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2017-14170","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2017-14171","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2017-14222","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2017-14223","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2017-14225","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2017-15186","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2017-15672","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2017-16840","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2017-17081","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2017-17555","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2017-7859","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2018-13300","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2018-13305","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2018-15822","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2018-6392","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2018-6621","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2018-7751","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2019-11338","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2019-15942","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2020-22046","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2020-35964","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2021-33815","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2021-38114","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2021-38171","tags":["web"]}],"sources":{"cve":[{"id":"CVE-2017-7866","description":"FFmpeg before 2017-01-23 has an out-of-bounds write caused by a stack-based buffer overflow related to the decode_zbuf function in libavcodec/pngdec.c.","status":"published","published":"2017-04-14T04:30:00Z","modified":"2024-08-05T16:19:29.17Z","updated_at":"2026-11-02T14:33:20.488433Z"}],"euvd":[{"id":"EUVD-2017-16841","description":"FFmpeg before 2017-01-23 has an out-of-bounds write caused by a stack-based buffer overflow related to the decode_zbuf function in libavcodec/pngdec.c.","status":"published","published":"2017-04-14T04:30:00Z","modified":"2024-08-05T16:19:29Z","updated_at":"2026-11-03T02:39:07.019497Z"}],"ghsa":[{"id":"GHSA-6hc6-27m3-7grx","title":"FFmpeg before 2017-01-23 has an out-of-bounds write caused by a stack-based buffer overflow...","description":"FFmpeg before 2017-01-23 has an out-of-bounds write caused by a stack-based buffer overflow related to the decode_zbuf function in libavcodec/pngdec.c.","status":"published","published":"2022-05-17T02:49:00Z","modified":"2023-01-27T05:05:30Z","cvss":[{"version":"3.0","score":9.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:42:42.467243Z"}],"nvd":[{"id":"CVE-2017-7866","description":"FFmpeg before 2017-01-23 has an out-of-bounds write caused by a stack-based buffer overflow related to the decode_zbuf function in libavcodec/pngdec.c.","status":"published","published":"2017-04-14T04:59:00.617Z","modified":"2026-06-17T01:25:22.203Z","cvss":[{"version":"3.0","score":9.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary"},{"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-787"],"updated_at":"2026-11-02T14:03:46.08744Z"}],"osv":[{"id":"CVE-2017-7866","description":"FFmpeg before 2017-01-23 has an out-of-bounds write caused by a stack-based buffer overflow related to the decode_zbuf function in libavcodec/pngdec.c.","status":"published","published":"2017-04-14T04:59:00.617Z","modified":"2026-11-07T13:04:31.038074324Z","cvss":[{"version":"3.0","score":9.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-07T11:15:38.581573Z"},{"id":"DEBIAN-CVE-2017-7866","description":"FFmpeg before 2017-01-23 has an out-of-bounds write caused by a stack-based buffer overflow related to the decode_zbuf function in libavcodec/pngdec.c.","status":"published","published":"2017-04-14T04:59:00.617Z","modified":"2026-09-01T20:03:50.56529569Z","cvss":[{"version":"3.0","score":9.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T15:45:29.698576Z"},{"id":"UBUNTU-CVE-2017-7866","description":"FFmpeg before 2017-01-23 has an out-of-bounds write caused by a stack-based buffer overflow related to the decode_zbuf function in libavcodec/pngdec.c.","status":"published","published":"2017-04-14T04:59:00Z","modified":"2026-04-22T11:33:54.791782Z","cvss":[{"version":"3.0","score":9.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T15:54:15.773974Z"},{"id":"MGASA-2018-0008","title":"Updated ffmpeg packages fix security vulnerability","description":"This update provides ffmpeg version 2.4.14, which fixes several security\nvulnerabilities and other bugs which were corrected upstream.\n","status":"published","published":"2018-01-01T10:38:51Z","modified":"2026-04-16T06:23:47.340588755Z","updated_at":"2026-11-02T15:49:40.442238Z"},{"id":"openSUSE-SU-2017:1532-1","title":"Security update for ffmpeg","description":"ffmpeg was updated to fix the following security issues:\n  \nCVE-2016-10191: remote exploitaion results code execution ((bsc#1022921)\nCVE-2016-10192: remote exploitaion results code execution bsc#1022922) \nCVE-2017-7866: stack-based buffer overflow (bsc#1034176) \nCVE-2017-7865: heap-based buffer overflow (bsc#1034177) \nCVE-2017-7863: heap-based buffer overflow (bsc#1034179)\nCVE-2016-9561: Huge amount memory allocated, resulting in DoS (bsc#1015120)\n\n","status":"published","published":"2017-06-11T09:31:21Z","modified":"2026-02-04T02:57:45.010842Z","updated_at":"2026-11-02T16:58:30.39372Z"},{"id":"openSUSE-SU-2024:10754-1","title":"ffmpeg-4-4.4-5.2 on GA media","description":"These are all security issues fixed in the ffmpeg-4-4.4-5.2 package on the GA media of openSUSE Tumbleweed.","status":"published","published":"2024-06-15T00:00:00Z","modified":"2026-02-04T04:02:00.506105Z","updated_at":"2026-11-02T16:58:34.487567Z"}]}}