{"id":"CVE-2021-33363","details":"Memory leak in the infe_box_read function in MP4Box in GPAC 1.0.1 allows attackers to read memory via a crafted file.","modified":"2026-08-07T17:02:14.919558Z","published":"2021-09-13T20:15:08.567Z","references":[{"type":"ADVISORY","url":"https://www.debian.org/security/2023/dsa-5411"},{"type":"FIX","url":"https://github.com/gpac/gpac/commit/ec64c7b8966d7e4642d12debb888be5acf18efb9"},{"type":"FIX","url":"https://github.com/gpac/gpac/issues/1786"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/gpac/gpac","events":[{"introduced":"d8538e8ae946b32d99c6b2c57cbb327146e9cd9d"},{"last_affected":"d8538e8ae946b32d99c6b2c57cbb327146e9cd9d"},{"fixed":"ec64c7b8966d7e4642d12debb888be5acf18efb9"}],"database_specific":{"cpe":"cpe:2.3:a:gpac:gpac:1.0.1:*:*:*:*:*:*:*","extracted_events":[{"introduced":"1.0.1"},{"last_affected":"1.0.1"}],"source":["CPE_STRING","REFERENCES"]}}],"versions":["1.0.1","v1.0.1"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-33363.json","vanir_signatures_modified":"2026-08-07T17:02:14Z","vanir_signatures":[{"signature_type":"Function","signature_version":"v1","source":"https://github.com/gpac/gpac/commit/ec64c7b8966d7e4642d12debb888be5acf18efb9","target":{"file":"src/isomedia/box_code_meta.c","function":"infe_box_read"},"deprecated":false,"digest":{"function_hash":"190621662993771390952759254767544999659","length":1558},"id":"CVE-2021-33363-8a710907"},{"source":"https://github.com/gpac/gpac/commit/ec64c7b8966d7e4642d12debb888be5acf18efb9","target":{"file":"src/isomedia/box_code_meta.c"},"deprecated":false,"digest":{"threshold":0.9,"line_hashes":["181656743207928008313595382899266825553","14420871732517230207540520586412872457","278624330078857265765932513339803816499","231074979996065217382359061034165557310","325610805991539989549438125502161135907","276709810274072504270466193742067157565","277018454457004809969067120013534220047"]},"id":"CVE-2021-33363-93c1c670","signature_type":"Line","signature_version":"v1"}]}}],"schema_version":"1.8.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N"}]}