{"id":"CVE-2020-36138","details":"An issue was discovered in decode_frame in libavcodec/tiff.c in FFmpeg version 4.3, allows remote attackers to cause a denial of service (DoS).","modified":"2026-08-17T05:26:15.904234Z","published":"2023-08-11T14:15:11.910Z","references":[{"type":"FIX","url":"https://github.com/FFmpeg/FFmpeg/commit/292e41ce650a7b5ca5de4ae87fff0d6a90d9fc97"},{"type":"FIX","url":"https://lists.ffmpeg.org/pipermail/ffmpeg-devel/2020-November/272001.html"},{"type":"FIX","url":"https://trac.ffmpeg.org/ticket/8960"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://git.ffmpeg.org/ffmpeg.git","events":[{"introduced":"80bb65fafab1d2f5f58a8453c6334c784ee27c08"},{"last_affected":"80bb65fafab1d2f5f58a8453c6334c784ee27c08"}],"database_specific":{"source":"CPE_STRING","cpe":"cpe:2.3:a:ffmpeg:ffmpeg:4.3:*:*:*:*:*:*:*","extracted_events":[{"introduced":"4.3"},{"last_affected":"4.3"}]}}],"versions":["4.3","n4.3-dev"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-36138.json"}},{"ranges":[{"type":"GIT","repo":"https://github.com/ffmpeg/ffmpeg","events":[{"introduced":"80bb65fafab1d2f5f58a8453c6334c784ee27c08"},{"last_affected":"80bb65fafab1d2f5f58a8453c6334c784ee27c08"},{"fixed":"292e41ce650a7b5ca5de4ae87fff0d6a90d9fc97"}],"database_specific":{"source":["CPE_STRING","REFERENCES"],"cpe":"cpe:2.3:a:ffmpeg:ffmpeg:4.3:*:*:*:*:*:*:*","extracted_events":[{"introduced":"4.3"},{"last_affected":"4.3"}]}}],"versions":["4.3","n4.4-dev","n4.3-dev"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-36138.json","vanir_signatures_modified":"2026-08-17T05:26:15Z","vanir_signatures":[{"deprecated":false,"digest":{"function_hash":"27497641205601332941018378907887783559","length":10644},"id":"CVE-2020-36138-1341cbdd","signature_type":"Function","signature_version":"v1","source":"https://github.com/ffmpeg/ffmpeg/commit/292e41ce650a7b5ca5de4ae87fff0d6a90d9fc97","target":{"file":"libavcodec/tiff.c","function":"decode_frame"}},{"signature_version":"v1","source":"https://github.com/ffmpeg/ffmpeg/commit/292e41ce650a7b5ca5de4ae87fff0d6a90d9fc97","target":{"file":"libavcodec/tiff.c"},"deprecated":false,"digest":{"line_hashes":["140388007503457706799956990850356797427","324804663327197220549689236214996858017","114739792709219131088200795764836613166","195194070792729033709812293670984184272","166170518703339472028857202638991488858","58819326917180692248151110274182069360","219933888885620711410308936640855006363","175663530886535583175383889129004941302"],"threshold":0.9},"id":"CVE-2020-36138-d7342654","signature_type":"Line"}]}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}]}