{"id":"CVE-2013-2277","url":"https://www.cyber-defence.io/tools/cve/CVE-2013-2277","generatedAt":"2026-10-27T18:54:48.214Z","title":"The ff_h264_decode_seq_parameter_set function in h264_ps.c in libavcodec in FFmpeg before 1.1.3 does not validate the relationship between luma depth and chroma depth, which allows remote attackers to cause a denial of service (out-of-bounds array…","description":"The ff_h264_decode_seq_parameter_set function in h264_ps.c in libavcodec in FFmpeg before 1.1.3 does not validate the relationship between luma depth and chroma depth, which allows remote attackers to cause a denial of service (out-of-bounds array access and application crash) or possibly have unspecified other impact via crafted H.264 data.","published":"2013-02-27T16:55:03.000Z","lastModified":"2026-06-16T23:53:04.000Z","status":"Modified","sourceIdentifier":"cve@mitre.org","cvss":{"version":"2.0","score":7.5,"severity":"HIGH","vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P"},"cwe":[],"affected":["ffmpeg/ffmpeg"],"epss":{"score":0.01986,"percentile":0.80469,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (1.99%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"http://git.videolan.org/?p=ffmpeg.git%3Ba=commit%3Bh=bdeb61ccc67911cfc5e20c7cfb1312d0501ca90a","source":"cve@mitre.org"},{"url":"http://www.ubuntu.com/usn/USN-1790-1","source":"cve@mitre.org"},{"url":"http://git.videolan.org/?p=ffmpeg.git%3Ba=commit%3Bh=bdeb61ccc67911cfc5e20c7cfb1312d0501ca90a","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.ubuntu.com/usn/USN-1790-1","source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2013-2277","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}