{"id":"CVE-2021-31261","details":"The gf_hinter_track_new function in GPAC 1.0.1 allows attackers to read memory via a crafted file in the MP4Box command.","modified":"2026-04-11T17:12:24.470552Z","published":"2021-04-19T19:15:18.517Z","references":[{"type":"FIX","url":"https://github.com/gpac/gpac/commit/cd3738dea038dbd12e603ad48cd7373ae0440f65"},{"type":"EVIDENCE","url":"https://github.com/gpac/gpac/issues/1737"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/gpac/gpac","events":[{"introduced":"0"},{"last_affected":"d8538e8ae946b32d99c6b2c57cbb327146e9cd9d"},{"fixed":"cd3738dea038dbd12e603ad48cd7373ae0440f65"}],"database_specific":{"versions":[{"introduced":"0"},{"last_affected":"1.0.1"}]}}],"versions":["v0.5.2","v0.6.0","v0.7.0","v0.7.1","v0.9.0","v0.9.0-preview","v1.0.0","v1.0.1"],"database_specific":{"vanir_signatures":[{"deprecated":false,"signature_type":"Function","signature_version":"v1","digest":{"function_hash":"19045419256369189884110592240387149238","length":10445},"source":"https://github.com/gpac/gpac/commit/cd3738dea038dbd12e603ad48cd7373ae0440f65","target":{"file":"src/media_tools/isom_hinter.c","function":"gf_hinter_track_new"},"id":"CVE-2021-31261-767bf8e2"},{"deprecated":false,"signature_type":"Line","signature_version":"v1","digest":{"line_hashes":["268791460410606189408267462050628520881","255859782797333951163588019934011951393","309834393627863696259485415259523599868","59311716934764619028298879539731232551","129689765466144154401769735015106002408"],"threshold":0.9},"source":"https://github.com/gpac/gpac/commit/cd3738dea038dbd12e603ad48cd7373ae0440f65","target":{"file":"src/media_tools/isom_hinter.c"},"id":"CVE-2021-31261-7e62edb1"}],"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-31261.json","vanir_signatures_modified":"2026-04-11T17:12:24Z"}}],"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:N/A:N"}]}