{"id":"CVE-2020-35964","aliases":["ALPINE-CVE-2020-35964","DEBIAN-CVE-2020-35964","EUVD-2020-23547","GHSA-rhcr-x3w4-7v5m","JLSEC-2025-110","OESA-2022-1808","UBUNTU-CVE-2020-35964","openSUSE-SU-2024:10754-1"],"status":"published","title":"track_header in libavformat/vividas.c in FFmpeg 4.3.1 has an out-of-bounds write because of...","description":"track_header in libavformat/vividas.c in FFmpeg 4.3.1 has an out-of-bounds write because of incorrect extradata packing.","severity":{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.01545,"percentile":0.75172,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-787"],"published":"2021-01-03T18:57:03Z","modified":"2026-11-03T06:32:25Z","fixes":[{"ecosystem":"Alpine:v3.13","package":"ffmpeg","fixed_in":["4.3.3-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.14","package":"ffmpeg","fixed_in":["4.3.2-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.15","package":"ffmpeg","fixed_in":["4.3.2-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.16","package":"ffmpeg","fixed_in":["4.3.2-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.17","package":"ffmpeg","fixed_in":["4.3.2-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.18","package":"ffmpeg","fixed_in":["4.3.2-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.19","package":"ffmpeg","fixed_in":["4.3.2-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.20","package":"ffmpeg","fixed_in":["4.3.2-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.21","package":"ffmpeg","fixed_in":["4.3.2-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.22","package":"ffmpeg","fixed_in":["4.3.2-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.23","package":"ffmpeg","fixed_in":["4.3.2-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.24","package":"ffmpeg","fixed_in":["4.3.2-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.16","package":"ffmpeg4","fixed_in":["4.3.2-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.17","package":"ffmpeg4","fixed_in":["4.3.2-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.18","package":"ffmpeg4","fixed_in":["4.3.2-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.19","package":"ffmpeg4","fixed_in":["4.3.2-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.20","package":"ffmpeg4","fixed_in":["4.3.2-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.21","package":"ffmpeg4","fixed_in":["4.3.2-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.22","package":"ffmpeg4","fixed_in":["4.3.2-r0"],"sources":["osv"]},{"ecosystem":"Debian:12","package":"ffmpeg","fixed_in":["7:4.3.1-6"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"ffmpeg","fixed_in":["7:4.3.1-6"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"ffmpeg","fixed_in":["7:4.3.1-6"],"sources":["osv"]},{"ecosystem":"Julia","package":"FFMPEG_jll","fixed_in":["4.4.0+0"],"sources":["osv"]},{"ecosystem":"Julia","package":"FFplay_jll","fixed_in":["4.4.4+0"],"sources":["osv"]},{"ecosystem":"Ubuntu:20.04:LTS","package":"ffmpeg","fixed_in":["7:4.2.7-0ubuntu0.1"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Alpine:v3.13","package":"ffmpeg","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.3.3-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.14","package":"ffmpeg","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.3.2-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.15","package":"ffmpeg","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.3.2-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.16","package":"ffmpeg","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.3.2-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.17","package":"ffmpeg","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.3.2-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.18","package":"ffmpeg","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.3.2-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.19","package":"ffmpeg","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.3.2-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.20","package":"ffmpeg","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.3.2-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.21","package":"ffmpeg","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.3.2-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.22","package":"ffmpeg","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.3.2-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.23","package":"ffmpeg","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.3.2-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.24","package":"ffmpeg","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.3.2-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.16","package":"ffmpeg4","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.3.2-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.17","package":"ffmpeg4","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.3.2-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.18","package":"ffmpeg4","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.3.2-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.19","package":"ffmpeg4","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.3.2-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.20","package":"ffmpeg4","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.3.2-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.21","package":"ffmpeg4","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.3.2-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.22","package":"ffmpeg4","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.3.2-r0"}]}]},{"source":"osv","ecosystem":"Debian:12","package":"ffmpeg","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"7:4.3.1-6"}]}]},{"source":"osv","ecosystem":"Debian:13","package":"ffmpeg","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"7:4.3.1-6"}]}]},{"source":"osv","ecosystem":"Debian:14","package":"ffmpeg","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"7:4.3.1-6"}]}]},{"source":"osv","ecosystem":"Julia","package":"FFMPEG_jll","ranges":[{"type":"SEMVER","events":[{"introduced":"4.3.1+2"},{"fixed":"4.4.0+0"}]}]},{"source":"osv","ecosystem":"Julia","package":"FFplay_jll","ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"4.4.4+0"}]}]},{"source":"osv","ecosystem":"openEuler:20.03-LTS-SP1","package":"ffmpeg","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.2.4-4.oe1"}]}],"bundled":2},{"source":"osv","ecosystem":"openEuler:20.03-LTS-SP3","package":"ffmpeg","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.2.4-4.oe1"}]}],"bundled":2},{"source":"osv","ecosystem":"openEuler:22.03-LTS","package":"ffmpeg","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.2.4-4.oe2203"}]}],"bundled":2},{"source":"osv","ecosystem":"Ubuntu:20.04:LTS","package":"ffmpeg","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"7:4.2.7-0ubuntu0.1"}]}],"versions":["7:4.1.4-1build2","7:4.2.1-2","7:4.2.1-2ubuntu1","7:4.2.2-1build1","7:4.2.2-1ubuntu1","7:4.2.4-1ubuntu0.1"]},{"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":"https://github.com/FFmpeg/FFmpeg/commit/27a99e2c7d450fef15594671eef4465c8a166bd7","tags":["x_refsource_MISC","x_transferred","Patch","Third Party Advisory","fix","web","report"]},{"url":"https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=26622","tags":["x_refsource_MISC","x_transferred","Exploit","Issue Tracking","Third Party Advisory","report","web"]},{"url":"https://security.gentoo.org/glsa/202105-24","tags":["vendor-advisory","x_refsource_GENTOO","x_transferred","Third Party Advisory","advisory","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-35964","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-rhcr-x3w4-7v5m"},{"url":"https://security.alpinelinux.org/vuln/CVE-2020-35964","tags":["advisory"]},{"url":"https://security-tracker.debian.org/tracker/CVE-2020-35964","tags":["advisory"]},{"url":"https://www.openeuler.org/en/security/safety-bulletin/detail.html?id=openEuler-SA-2022-1808","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-38114","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2020-35964","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2020-35964","tags":["report"]},{"url":"","tags":["advisory"]},{"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-2016-10191","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-2017-7863","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2017-7866","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-2020-35964","description":"track_header in libavformat/vividas.c in FFmpeg 4.3.1 has an out-of-bounds write because of incorrect extradata packing.","status":"published","published":"2021-01-03T18:57:03Z","modified":"2024-08-04T17:16:13.457Z","updated_at":"2026-11-02T14:35:57.975444Z"}],"euvd":[{"id":"EUVD-2020-23547","description":"track_header in libavformat/vividas.c in FFmpeg 4.3.1 has an out-of-bounds write because of incorrect extradata packing.","status":"published","published":"2021-01-03T18:57:03Z","modified":"2024-08-04T17:16:13Z","updated_at":"2026-11-03T03:07:04.595509Z"}],"ghsa":[{"id":"GHSA-rhcr-x3w4-7v5m","title":"track_header in libavformat/vividas.c in FFmpeg 4.3.1 has an out-of-bounds write because of...","description":"track_header in libavformat/vividas.c in FFmpeg 4.3.1 has an out-of-bounds write because of incorrect extradata packing.","status":"published","published":"2022-05-24T17:37:51Z","modified":"2023-01-27T05:03:16Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:42:12.225813Z"}],"nvd":[{"id":"CVE-2020-35964","description":"track_header in libavformat/vividas.c in FFmpeg 4.3.1 has an out-of-bounds write because of incorrect extradata packing.","status":"published","published":"2021-01-03T19:15:11.72Z","modified":"2026-06-17T03:14:40.677Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary"},{"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-787"],"updated_at":"2026-11-02T14:06:28.340168Z"}],"osv":[{"id":"ALPINE-CVE-2020-35964","description":"track_header in libavformat/vividas.c in FFmpeg 4.3.1 has an out-of-bounds write because of incorrect extradata packing.","status":"published","published":"2021-01-03T19:15:11.72Z","modified":"2026-11-03T06:32:25.874487511Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-03T07:17:57.723967Z"},{"id":"CVE-2020-35964","description":"track_header in libavformat/vividas.c in FFmpeg 4.3.1 has an out-of-bounds write because of incorrect extradata packing.","status":"published","published":"2021-01-03T19:15:11.72Z","modified":"2026-04-11T13:53:11.333021Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:44:16.612899Z"},{"id":"DEBIAN-CVE-2020-35964","description":"track_header in libavformat/vividas.c in FFmpeg 4.3.1 has an out-of-bounds write because of incorrect extradata packing.","status":"published","published":"2021-01-03T19:15:11.72Z","modified":"2026-10-26T12:02:00.291932685Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:45:34.019707Z"},{"id":"JLSEC-2025-110","title":"`track_header` in `libavformat/vividas.c` in FFmpeg 4.3.1 has an out-of-bounds write because of...","description":"`track_header` in `libavformat/vividas.c` in FFmpeg 4.3.1 has an out-of-bounds write because of incorrect extradata packing.","status":"published","published":"2025-10-19T19:08:53.76Z","modified":"2026-07-23T22:30:06.279496215Z","cvss":[{"version":"2.0","score":4.3,"vector":"AV:N/AC:M/Au:N/C:N/I:N/A:P","level":"medium"},{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:47:17.805107Z"},{"id":"OESA-2022-1808","title":"ffmpeg security update","description":"FFmpeg is a complete and free Internet live audio and video broadcasting solution for Linux/Unix. It also includes a digital VCR. It can encode in real time in many formats including MPEG1 audio and video, MPEG4, h263, ac3, asf, avi, real, mjpeg, and flash.\r\n\r\nSecurity Fix(es):\r\n\r\ntrack_header in libavformat/vividas.c in FFmpeg 4.3.1 has an out-of-bounds write because of incorrect extradata packing.(CVE-2020-35964)\r\n\r\nlibavcodec/dnxhddec.c in FFmpeg 4.4 does not check the return value of the init_vlc function, a similar issue to CVE-2013-0868.(CVE-2021-38114)","status":"published","published":"2022-08-05T11:05:04Z","modified":"2026-08-18T01:16:53.658489234Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:52:39.528805Z"},{"id":"UBUNTU-CVE-2020-35964","description":"track_header in libavformat/vividas.c in FFmpeg 4.3.1 has an out-of-bounds write because of incorrect extradata packing.","status":"published","published":"2021-01-03T19:15:00Z","modified":"2026-04-22T12:40:59.655171Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:54:25.179924Z"},{"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"}]}}