{"id":"CVE-2020-24020","details":"Buffer Overflow vulnerability in FFMpeg 4.2.3 in dnn_execute_layer_pad in libavfilter/dnn/dnn_backend_native_layer_pad.c due to a call to memcpy without length checks, which could let a remote malicious user execute arbitrary code.","modified":"2026-05-18T16:32:06.222417Z","published":"2021-05-26T15:15:07.897Z","references":[{"type":"WEB","url":"http://git.videolan.org/?p=ffmpeg.git%3Ba=commitdiff%3Bh=584f396132aa19d21bb1e38ad9a5d428869290cb"},{"type":"REPORT","url":"https://trac.ffmpeg.org/ticket/8718"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://git.ffmpeg.org/ffmpeg.git","events":[{"introduced":"0"},{"last_affected":"d3b963cc41824a3c5b2758ac896fb23e20a87875"}],"database_specific":{"source":"CPE_FIELD","extracted_events":[{"introduced":"0"},{"last_affected":"4.2.3"}],"cpe":"cpe:2.3:a:ffmpeg:ffmpeg:4.2.3:*:*:*:*:*:*:*"}}],"versions":["n4.2.3","n4.2.2","n4.2.1","n4.2","n4.2-dev","n4.1-dev","n3.5-dev","n3.4-dev","n3.3-dev","n3.2-dev","n3.1-dev","n2.9-dev","n2.8-dev","n2.7-dev","n2.6-dev","n2.5-dev","n2.4-dev","n2.3-dev","n2.2-dev","n2.0","n2.1-dev","n1.3-dev","n1.2-dev","n1.1-dev","n0.12-dev","n0.11-dev","n0.8","N"],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2020-24020.json"}},{"ranges":[{"type":"GIT","repo":"https://github.com/ffmpeg/ffmpeg","events":[{"introduced":"0"},{"last_affected":"d3b963cc41824a3c5b2758ac896fb23e20a87875"}],"database_specific":{"source":"CPE_FIELD","extracted_events":[{"introduced":"0"},{"last_affected":"4.2.3"}],"cpe":"cpe:2.3:a:ffmpeg:ffmpeg:4.2.3:*:*:*:*:*:*:*"}}],"versions":["n4.2.3","n4.2.2","n4.2.1","n4.2","n4.2-dev","n4.1-dev","n3.5-dev","n3.4-dev","n3.3-dev","n3.2-dev","n3.1-dev","n2.9-dev","n2.8-dev","n2.7-dev","n2.6-dev","n2.5-dev","n2.4-dev","n2.3-dev","n2.2-dev","n2.0","n2.1-dev","n1.3-dev","n1.2-dev","n1.1-dev","n0.12-dev","n0.11-dev","n0.8","N"],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2020-24020.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"}]}