{"id":"CVE-2018-20001","details":"In Libav 12.3, there is a floating point exception in the range_decode_culshift function (called from range_decode_bits) in libavcodec/apedec.c that will lead to remote denial of service via crafted input.","modified":"2026-07-08T19:45:06.114480Z","published":"2018-12-10T02:29:00.327Z","references":[{"type":"REPORT","url":"https://bugzilla.libav.org/show_bug.cgi?id=1141"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/libav/libav","events":[{"introduced":"df744e3cf66548c9167ea857104a29d2ea92819e"},{"last_affected":"df744e3cf66548c9167ea857104a29d2ea92819e"}],"database_specific":{"cpe":"cpe:2.3:a:libav:libav:12.3:*:*:*:*:*:*:*","extracted_events":[{"introduced":"12.3"},{"last_affected":"12.3"}],"source":"CPE_STRING"}}],"versions":["12.3","v12.3"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2018-20001.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"}]}