{"id":"CVE-2020-20446","details":"FFmpeg 4.2 is affected by a Divide By Zero issue via libavcodec/aacpsy.c, which allows a remote malicious user to cause a Denial of Service.","modified":"2026-08-17T03:47:24.380535092Z","published":"2021-05-25T18:15:07.953Z","database_specific":{"unresolved_ranges":[{"source":"CPE_STRING","vendor_product":"debian:debian_linux","cpes":["cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*","cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*","cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*"],"extracted_events":[{"introduced":"9.0"},{"last_affected":"9.0"},{"introduced":"10.0"},{"last_affected":"10.0"},{"introduced":"11.0"},{"last_affected":"11.0"}]}]},"references":[{"type":"ADVISORY","url":"https://lists.debian.org/debian-lts-announce/2021/11/msg00012.html"},{"type":"ADVISORY","url":"https://www.debian.org/security/2021/dsa-4990"},{"type":"ADVISORY","url":"https://www.debian.org/security/2021/dsa-4998"},{"type":"REPORT","url":"https://trac.ffmpeg.org/ticket/7995"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://git.ffmpeg.org/ffmpeg.git","events":[{"introduced":"517573a67088b5c7a25c18373434e3448892ee93"},{"last_affected":"517573a67088b5c7a25c18373434e3448892ee93"}],"database_specific":{"source":"CPE_STRING","cpe":"cpe:2.3:a:ffmpeg:ffmpeg:4.2:-:*:*:*:*:*:*","extracted_events":[{"introduced":"4.2-NA"},{"last_affected":"4.2-NA"}]}}],"versions":["4.2-NA","n4.2-dev"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-20446.json"}},{"ranges":[{"type":"GIT","repo":"https://github.com/ffmpeg/ffmpeg","events":[{"introduced":"517573a67088b5c7a25c18373434e3448892ee93"},{"last_affected":"517573a67088b5c7a25c18373434e3448892ee93"}],"database_specific":{"source":"CPE_STRING","cpe":"cpe:2.3:a:ffmpeg:ffmpeg:4.2:-:*:*:*:*:*:*","extracted_events":[{"introduced":"4.2-NA"},{"last_affected":"4.2-NA"}]}}],"versions":["4.2-NA","n4.2-dev"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-20446.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"}]}