{"id":"JLSEC-2025-102","summary":"In FFmpeg 3.2 and 4.1, a denial of service in the subtitle decoder allows attackers to hog the CPU v...","details":"In FFmpeg 3.2 and 4.1, a denial of service in the subtitle decoder allows attackers to hog the CPU via a crafted video file in Matroska format, because ff_htmlmarkup_to_ass in libavcodec/htmlsubtitles.c has a complex format argument to sscanf.","modified":"2025-11-06T23:02:36.657980Z","published":"2025-10-19T19:08:53.760Z","upstream":["CVE-2019-9718"],"database_specific":{"sources":[{"url":"https://services.nvd.nist.gov/rest/json/cves/2.0?cveId=CVE-2019-9718","modified":"2024-11-21T04:52:10.140Z","imported":"2025-10-18T14:07:17.042Z","html_url":"https://nvd.nist.gov/vuln/detail/CVE-2019-9718","published":"2019-03-12T09:29:00.530Z","id":"CVE-2019-9718"}],"license":"CC-BY-4.0"},"references":[{"type":"WEB","url":"http://www.securityfocus.com/bid/107382"},{"type":"WEB","url":"https://git.ffmpeg.org/gitweb/ffmpeg.git/commit/1f00c97bc3475c477f3c468cf2d924d5761d0982"},{"type":"WEB","url":"https://github.com/FFmpeg/FFmpeg/commit/23ccf3cabb4baf6e8af4b1af3fcc59c904736f21"},{"type":"WEB","url":"https://seclists.org/bugtraq/2019/May/60"},{"type":"WEB","url":"https://usn.ubuntu.com/3967-1/"},{"type":"WEB","url":"https://www.debian.org/security/2019/dsa-4449"}],"affected":[{"package":{"name":"FFMPEG_jll","ecosystem":"Julia","purl":"pkg:julia/FFMPEG_jll?uuid=b22a6f82-2f65-5046-a5b2-351ab43fb4e5"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"4.3.1+0"}]}],"database_specific":{"source":"https://github.com/JuliaLang/SecurityAdvisories.jl/tree/generated/osv/2025/JLSEC-2025-102.json"}}],"schema_version":"1.7.3"}