{"id":"CVE-2021-30123","details":"FFmpeg \u003c=4.3 contains a buffer overflow vulnerability in libavcodec through a crafted file that may lead to remote code execution.","modified":"2026-04-12T02:46:23.094128Z","published":"2021-04-07T20:15:13.403Z","references":[{"type":"WEB","url":"http://git.videolan.org/?p=ffmpeg.git%3Ba=commitdiff%3Bh=d6f293353c94c7ce200f6e0975ae3de49787f91f"},{"type":"ADVISORY","url":"https://security.gentoo.org/glsa/202105-24"},{"type":"EVIDENCE","url":"https://trac.ffmpeg.org/ticket/8845"},{"type":"EVIDENCE","url":"https://trac.ffmpeg.org/ticket/8863"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/ffmpeg/ffmpeg","events":[{"introduced":"0"},{"last_affected":"c5079bf3bccd24bf8ed45ff47ff4071fd09e9fd8"}],"database_specific":{"cpe":"cpe:2.3:a:ffmpeg:ffmpeg:4.4:*:*:*:*:*:*:*","source":"CPE_FIELD","extracted_events":[{"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"],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2021-30123.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"}]}