{"id":"CVE-2020-19491","details":"There is an invalid memory access bug in cgif.c that leads to a Segmentation fault in sam2p 0.49.4. A crafted input will lead to a denial of service or possibly unspecified other impact.","modified":"2026-07-08T19:01:57.370780Z","published":"2021-07-21T18:15:09.030Z","references":[{"type":"FIX","url":"https://github.com/pts/sam2p/commit/1d62cf8964bfcafa6561c4c3bb66d4aa4c529a73"},{"type":"EVIDENCE","url":"https://github.com/pts/sam2p/issues/67"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/pts/sam2p","events":[{"introduced":"02883208a1b6fab503bd367c1acae43133c5ff42"},{"last_affected":"02883208a1b6fab503bd367c1acae43133c5ff42"},{"fixed":"1d62cf8964bfcafa6561c4c3bb66d4aa4c529a73"}],"database_specific":{"source":["CPE_STRING","REFERENCES"],"cpe":"cpe:2.3:a:sam2p_project:sam2p:0.49.4:*:*:*:*:*:*:*","extracted_events":[{"introduced":"0.49.4"},{"last_affected":"0.49.4"}]}}],"versions":["0.49.4","v0.49.4"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-19491.json","vanir_signatures_modified":"2026-07-08T19:01:57Z","vanir_signatures":[{"digest":{"threshold":0.9,"line_hashes":["26584005264558608497469863337678664354","277268880482349854981547270748005376378","187408893928214441657464376692005425479","115241181371941928282202310218825599045"]},"id":"CVE-2020-19491-2c537f53","signature_type":"Line","signature_version":"v1","source":"https://github.com/pts/sam2p/commit/1d62cf8964bfcafa6561c4c3bb66d4aa4c529a73","target":{"file":"cgif.c"},"deprecated":false},{"deprecated":false,"digest":{"length":16558,"function_hash":"62284236809577344850796114599691681433"},"id":"CVE-2020-19491-6045c24c","signature_type":"Function","signature_version":"v1","source":"https://github.com/pts/sam2p/commit/1d62cf8964bfcafa6561c4c3bb66d4aa4c529a73","target":{"file":"cgif.c","function":"DGifOpenFileName"}}]}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"}]}