{"id":"CVE-2020-12284","details":"cbs_jpeg_split_fragment in libavcodec/cbs_jpeg.c in FFmpeg 4.1 and 4.2.2 has a heap-based buffer overflow during JPEG_MARKER_SOS handling because of a missing length check.","modified":"2026-05-17T11:54:23.323539491Z","published":"2020-04-28T06:15:10.777Z","database_specific":{"unresolved_ranges":[{"source":"CPE_FIELD","vendor_product":"canonical:ubuntu_linux","cpes":["cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:esm:*:*:*","cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*","cpe:2.3:o:canonical:ubuntu_linux:20.04:*:*:*:lts:*:*:*"],"extracted_events":[{"last_affected":"16.04"},{"last_affected":"18.04"},{"last_affected":"20.04"}]},{"cpes":["cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*"],"extracted_events":[{"last_affected":"10.0"}],"source":"CPE_FIELD","vendor_product":"debian:debian_linux"}]},"references":[{"type":"ADVISORY","url":"https://security.gentoo.org/glsa/202007-58"},{"type":"ADVISORY","url":"https://usn.ubuntu.com/4431-1/"},{"type":"ADVISORY","url":"https://www.debian.org/security/2020/dsa-4722"},{"type":"REPORT","url":"https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=19734"},{"type":"FIX","url":"https://github.com/FFmpeg/FFmpeg/commit/1812352d767ccf5431aa440123e2e260a4db2726"},{"type":"FIX","url":"https://github.com/FFmpeg/FFmpeg/commit/a3a3730b5456ca00587455004d40c047f7b20a99"}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"}]}