{"id":"CVE-2018-12458","details":"An improper integer type in the mpeg4_encode_gop_header function in libavcodec/mpeg4videoenc.c in FFmpeg 2.8 and 4.0 may trigger an assertion violation while converting a crafted AVI file to MPEG4, leading to a denial of service.","modified":"2026-05-17T11:55:18.961415991Z","published":"2018-06-15T15:29:00.217Z","related":["SUSE-SU-2018:3609-1"],"database_specific":{"unresolved_ranges":[{"extracted_events":[{"last_affected":"9.0"}],"source":"CPE_FIELD","vendor_product":"debian:debian_linux","cpes":["cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*"]}]},"references":[{"type":"ADVISORY","url":"https://www.debian.org/security/2018/dsa-4249"},{"type":"FIX","url":"https://github.com/FFmpeg/FFmpeg/commit/6bbef938839adc55e8e048bc9cc2e0fafe2064df"},{"type":"FIX","url":"https://github.com/FFmpeg/FFmpeg/commit/e1182fac1afba92a4975917823a5f644bee7e6e8"}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"}]}