{"id":"CVE-2015-8661","details":"The h264_slice_header_init function in libavcodec/h264_slice.c in FFmpeg before 2.8.3 does not validate the relationship between the number of threads and the number of slices, which allows remote attackers to cause a denial of service (out-of-bounds array access) or possibly have unspecified other impact via crafted H.264 data.","modified":"2026-04-16T01:39:10.746650215Z","published":"2015-12-24T01:59:04Z","withdrawn":"2026-01-27T04:15:15.479509Z","related":["openSUSE-SU-2024:10243-1","openSUSE-SU-2024:10754-1"],"references":[{"type":"WEB","url":"http://git.videolan.org/?p=ffmpeg.git%3Ba=commit%3Bh=4ea4d2f438c9a7eba37980c9a87be4b34943e4d5"},{"type":"WEB","url":"http://lists.opensuse.org/opensuse-security-announce/2016-01/msg00004.html"},{"type":"WEB","url":"http://www.securitytracker.com/id/1034539"},{"type":"WEB","url":"https://lists.debian.org/debian-lts-announce/2018/12/msg00009.html"}],"schema_version":"1.7.3","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:L"}]}