{"id":"CVE-2016-6920","aliases":["DEBIAN-CVE-2016-6920","EUVD-2016-7805","GHSA-7vg8-m2g2-c979"],"status":"published","title":"Heap-based buffer overflow in the decode_block function in libavcodec/exr.c in FFmpeg before 3.1...","description":"Heap-based buffer overflow in the decode_block function in libavcodec/exr.c in FFmpeg before 3.1.3 allows remote attackers to cause a denial of service (application crash) via vectors involving tile positions.","severity":{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.02746,"percentile":0.86285,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-119"],"published":"2017-01-23T21:00:00Z","modified":"2026-11-06T10:45:22Z","fixes":[{"ecosystem":"Debian:12","package":"ffmpeg","fixed_in":["7:3.1.3-1"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"ffmpeg","fixed_in":["7:3.1.3-1"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"ffmpeg","fixed_in":["7:3.1.3-1"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:12","package":"ffmpeg","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"7:3.1.3-1"}]}]},{"source":"osv","ecosystem":"Debian:13","package":"ffmpeg","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"7:3.1.3-1"}]}]},{"source":"osv","ecosystem":"Debian:14","package":"ffmpeg","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"7:3.1.3-1"}]}]}],"products":[{"vendor":"ffmpeg","product":"ffmpeg"}],"references":[{"url":"http://packetstormsecurity.com/files/138618/ffmpeg-3.1.2-Heap-Overflow.html","tags":["x_refsource_MISC","x_transferred","Third Party Advisory","VDB Entry","advisory"]},{"url":"http://www.securityfocus.com/archive/1/539368/100/0/threaded","tags":["mailing-list","x_refsource_BUGTRAQ","x_transferred","web"]},{"url":"http://www.securityfocus.com/bid/92664","tags":["vdb-entry","x_refsource_BID","x_transferred","Third Party Advisory","VDB Entry","advisory"]},{"url":"http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit%3Bh=79f52a0dbd484aad111e4bf4a4f7047c7ceb6137","tags":["x_refsource_CONFIRM","x_transferred","web"]},{"url":"http://www.securityfocus.com/bid/92790","tags":["vdb-entry","x_refsource_BID","x_transferred","web"]},{"url":"https://www.ffmpeg.org/security.html","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2016-6920"},{"url":"http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=79f52a0dbd484aad111e4bf4a4f7047c7ceb6137"},{"url":"https://github.com/advisories/GHSA-7vg8-m2g2-c979"},{"url":"https://security-tracker.debian.org/tracker/CVE-2016-6920","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2016-6920","description":"Heap-based buffer overflow in the decode_block function in libavcodec/exr.c in FFmpeg before 3.1.3 allows remote attackers to cause a denial of service (application crash) via vectors involving tile positions.","status":"published","published":"2017-01-23T21:00:00Z","modified":"2024-08-06T01:43:38.626Z","updated_at":"2026-11-02T14:33:34.443637Z"}],"euvd":[{"id":"EUVD-2016-7805","description":"Heap-based buffer overflow in the decode_block function in libavcodec/exr.c in FFmpeg before 3.1.3 allows remote attackers to cause a denial of service (application crash) via vectors involving tile positions.","status":"published","published":"2017-01-23T21:00:00Z","modified":"2024-08-06T01:43:38Z","updated_at":"2026-11-03T02:22:35.048987Z"}],"ghsa":[{"id":"GHSA-7vg8-m2g2-c979","title":"Heap-based buffer overflow in the decode_block function in libavcodec/exr.c in FFmpeg before 3.1...","description":"Heap-based buffer overflow in the decode_block function in libavcodec/exr.c in FFmpeg before 3.1.3 allows remote attackers to cause a denial of service (application crash) via vectors involving tile positions.","status":"published","published":"2022-05-14T02:46:12Z","modified":"2025-04-20T03:32:33Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"cwes":["CWE-119"],"updated_at":"2026-11-02T15:01:39.626411Z"}],"nvd":[{"id":"CVE-2016-6920","description":"Heap-based buffer overflow in the decode_block function in libavcodec/exr.c in FFmpeg before 3.1.3 allows remote attackers to cause a denial of service (application crash) via vectors involving tile positions.","status":"published","published":"2017-01-23T21:59:02.407Z","modified":"2026-06-17T00:51:59.867Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-119"],"updated_at":"2026-11-02T14:03:35.029632Z"}],"osv":[{"id":"CVE-2016-6920","description":"Heap-based buffer overflow in the decode_block function in libavcodec/exr.c in FFmpeg before 3.1.3 allows remote attackers to cause a denial of service (application crash) via vectors involving tile positions.","status":"published","published":"2017-01-23T21:59:02.407Z","modified":"2026-11-07T10:46:19.486899205Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-07T11:15:38.581573Z"},{"id":"DEBIAN-CVE-2016-6920","description":"Heap-based buffer overflow in the decode_block function in libavcodec/exr.c in FFmpeg before 3.1.3 allows remote attackers to cause a denial of service (application crash) via vectors involving tile positions.","status":"published","published":"2017-01-23T21:59:02.407Z","modified":"2026-09-22T07:02:22.040840635Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T15:45:27.910042Z"}]}}