{"id":"CVE-2021-40567","details":"Segmentation fault vulnerability exists in Gpac through 1.0.1 via the gf_odf_size_descriptor function in desc_private.c when using mp4box, which causes a denial of service.","modified":"2026-08-07T16:58:09.486189Z","published":"2022-01-13T18:15:07.933Z","references":[{"type":"ADVISORY","url":"https://www.debian.org/security/2023/dsa-5411"},{"type":"REPORT","url":"https://github.com/gpac/gpac/issues/1889"},{"type":"FIX","url":"https://github.com/gpac/gpac/commit/f5a038e6893019ee471b6a57490cf7a495673816"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/gpac/gpac","events":[{"introduced":"0"},{"last_affected":"d8538e8ae946b32d99c6b2c57cbb327146e9cd9d"},{"fixed":"f5a038e6893019ee471b6a57490cf7a495673816"}],"database_specific":{"cpe":"cpe:2.3:a:gpac:gpac:*:*:*:*:*:*:*:*","extracted_events":[{"introduced":"0"},{"last_affected":"1.0.1"}],"source":["CPE_RANGE","REFERENCES"]}}],"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-2021-40567.json","vanir_signatures_modified":"2026-08-07T16:58:09Z","vanir_signatures":[{"signature_type":"Line","signature_version":"v1","source":"https://github.com/gpac/gpac/commit/f5a038e6893019ee471b6a57490cf7a495673816","target":{"file":"src/media_tools/isom_hinter.c"},"deprecated":false,"digest":{"line_hashes":["37645268701225150415563388197519137262","264707959627332228227794785702838981178","260007421220942183701973434767443341401"],"threshold":0.9},"id":"CVE-2021-40567-3a9e2c20"},{"target":{"file":"src/media_tools/isom_hinter.c","function":"gf_hinter_finalize"},"deprecated":false,"digest":{"length":4903,"function_hash":"139725631589248194589503284019221237941"},"id":"CVE-2021-40567-88213257","signature_type":"Function","signature_version":"v1","source":"https://github.com/gpac/gpac/commit/f5a038e6893019ee471b6a57490cf7a495673816"}]}}],"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"}]}