{"id":"CVE-2021-38114","details":"libavcodec/dnxhddec.c in FFmpeg 4.4 does not check the return value of the init_vlc function, a similar issue to CVE-2013-0868.","modified":"2026-04-16T04:32:37.907730616Z","published":"2021-08-04T21:15:08.130Z","related":["SUSE-SU-2021:2919-1","SUSE-SU-2021:2929-1","openSUSE-SU-2021:2919-1","openSUSE-SU-2024:10754-1"],"references":[{"type":"WEB","url":"https://patchwork.ffmpeg.org/project/ffmpeg/patch/PAXP193MB12624C21AE412BE95BA4D4A4B6F09%40PAXP193MB1262.EURP193.PROD.OUTLOOK.COM/"},{"type":"ADVISORY","url":"https://www.debian.org/security/2021/dsa-4998"},{"type":"ADVISORY","url":"https://lists.debian.org/debian-lts-announce/2021/08/msg00018.html"},{"type":"ADVISORY","url":"https://www.debian.org/security/2021/dsa-4990"},{"type":"FIX","url":"https://github.com/FFmpeg/FFmpeg/commit/7150f9575671f898382c370acae35f9087a30ba1"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/ffmpeg/ffmpeg","events":[{"introduced":"0"},{"last_affected":"c5079bf3bccd24bf8ed45ff47ff4071fd09e9fd8"},{"fixed":"7150f9575671f898382c370acae35f9087a30ba1"}],"database_specific":{"versions":[{"introduced":"0"},{"last_affected":"4.4"}]}}],"versions":["N","n0.11-dev","n0.12-dev","n0.8","n1.1-dev","n1.2-dev","n1.3-dev","n2.0","n2.1-dev","n2.2-dev","n2.3-dev","n2.4-dev","n2.5-dev","n2.6-dev","n2.7-dev","n2.8-dev","n2.9-dev","n3.1-dev","n3.2-dev","n3.3-dev","n3.4-dev","n3.5-dev","n4.1-dev","n4.2-dev","n4.3-dev","n4.4-dev","n4.5-dev"],"database_specific":{"vanir_signatures":[{"source":"https://github.com/ffmpeg/ffmpeg/commit/7150f9575671f898382c370acae35f9087a30ba1","signature_type":"Line","target":{"file":"libavcodec/dnxhddec.c"},"signature_version":"v1","id":"CVE-2021-38114-03aba8a8","digest":{"line_hashes":["253179105144349137520746074098712463876","145076321672620917984433409448337254351","236026111101620473214598826065390808009","321900568368984338675703581623054690506","302746797940366195773012496098975871608","257257327734945784339426373977232735045","201430951002728322015485363002249525568","328809331225450928095144114306472607527","327154039913106808541885552638390873074","26246859042191440397808292099394009525","270710497806514070783648687528585480579","70076744926645453820194004361918333452","330437388880503948789009325370605440428","49728460261120265003470512311191320619","12822181520812045822043639362351702346","255199315402460324175227460520418813599","264485814497753088874115754024079832340","227326721084120214306427427113910730614","306813188964179191502627350327975201921"],"threshold":0.9},"deprecated":false},{"source":"https://github.com/ffmpeg/ffmpeg/commit/7150f9575671f898382c370acae35f9087a30ba1","signature_type":"Function","target":{"function":"dnxhd_init_vlc","file":"libavcodec/dnxhddec.c"},"signature_version":"v1","id":"CVE-2021-38114-a3403b56","digest":{"length":1136,"function_hash":"277203167962598597416599143335140589121"},"deprecated":false}],"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-38114.json","unresolved_ranges":[{"events":[{"introduced":"0"},{"last_affected":"9.0"}]},{"events":[{"introduced":"0"},{"last_affected":"10.0"}]},{"events":[{"introduced":"0"},{"last_affected":"11.0"}]}],"vanir_signatures_modified":"2026-04-11T16:26:28Z"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"}]}