{"id":"CVE-2021-40569","details":"The binary MP4Box in Gpac through 1.0.1 has a double-free vulnerability in the iloc_entry_del funciton in box_code_meta.c, which allows attackers to cause a denial of service.","modified":"2026-08-07T16:58:09.221443Z","published":"2022-01-13T18:15:08.020Z","references":[{"type":"ADVISORY","url":"https://www.debian.org/security/2023/dsa-5411"},{"type":"REPORT","url":"https://github.com/gpac/gpac/issues/1890"},{"type":"FIX","url":"https://github.com/gpac/gpac/commit/b03c9f252526bb42fbd1b87b9f5e339c3cf2390a"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/gpac/gpac","events":[{"introduced":"0"},{"last_affected":"d8538e8ae946b32d99c6b2c57cbb327146e9cd9d"},{"fixed":"b03c9f252526bb42fbd1b87b9f5e339c3cf2390a"}],"database_specific":{"extracted_events":[{"introduced":"0"},{"last_affected":"1.0.1"}],"source":["CPE_RANGE","REFERENCES"],"cpe":"cpe:2.3:a:gpac:gpac:*:*:*:*:*:*:*:*"}}],"versions":["v1.0.1","v1.0.0","v0.9.0","v0.9.0-preview","v0.7.1","v0.7.0","v0.6.0","v0.5.2"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-40569.json","vanir_signatures_modified":"2026-08-07T16:58:09Z","vanir_signatures":[{"deprecated":false,"digest":{"line_hashes":["149823414927836579098746570423815919335","93769482340943030318370578903192490969","275929568091779705345925858195189402111","102164374874747017241421497500399874110","61626680959263446267536324574641542840","60499578334960744554858141572716931794","84196173534046092320219116099880981472","222148610140731845636239295737010466568"],"threshold":0.9},"id":"CVE-2021-40569-5e9634c5","signature_type":"Line","signature_version":"v1","source":"https://github.com/gpac/gpac/commit/b03c9f252526bb42fbd1b87b9f5e339c3cf2390a","target":{"file":"src/isomedia/box_code_meta.c"}},{"deprecated":false,"digest":{"function_hash":"226280696285822800243854413849102000647","length":2217},"id":"CVE-2021-40569-c859ecee","signature_type":"Function","signature_version":"v1","source":"https://github.com/gpac/gpac/commit/b03c9f252526bb42fbd1b87b9f5e339c3cf2390a","target":{"function":"iloc_box_read","file":"src/isomedia/box_code_meta.c"}}]}}],"schema_version":"1.8.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"}]}