{"id":"CVE-2019-13312","details":"block_cmp() in libavcodec/zmbvenc.c in FFmpeg 4.1.3 has a heap-based buffer over-read.","modified":"2026-08-18T13:10:36.563539Z","published":"2019-07-05T01:15:11Z","references":[{"type":"WEB","url":"https://usn.ubuntu.com/4431-1/"},{"type":"ADVISORY","url":"https://security.gentoo.org/glsa/202003-65"},{"type":"ADVISORY","url":"https://security.gentoo.org/glsa/202007-58"},{"type":"ADVISORY","url":"https://trac.ffmpeg.org/ticket/7980"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://git.ffmpeg.org/ffmpeg.git","events":[{"introduced":"4154f8967820ca734a77ce91bb590cd77649dee8"},{"last_affected":"4154f8967820ca734a77ce91bb590cd77649dee8"}],"database_specific":{"cpe":"cpe:2.3:a:ffmpeg:ffmpeg:4.1.3:*:*:*:*:*:*:*","extracted_events":[{"introduced":"4.1.3"},{"last_affected":"4.1.3"}],"source":"CPE_STRING"}}],"versions":["4.1.3","n4.1.3"],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2019-13312.json"}},{"ranges":[{"type":"GIT","repo":"https://github.com/ffmpeg/ffmpeg","events":[{"introduced":"4154f8967820ca734a77ce91bb590cd77649dee8"},{"last_affected":"4154f8967820ca734a77ce91bb590cd77649dee8"}],"database_specific":{"cpe":"cpe:2.3:a:ffmpeg:ffmpeg:4.1.3:*:*:*:*:*:*:*","extracted_events":[{"introduced":"4.1.3"},{"last_affected":"4.1.3"}],"source":"CPE_STRING"}}],"versions":["4.1.3","n4.1.3"],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2019-13312.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"}]}