{"id":"CVE-2020-23932","details":"An issue was discovered in gpac before 1.0.1. A NULL pointer dereference exists in the function dump_isom_sdp located in filedump.c. It allows an attacker to cause Denial of Service.","modified":"2026-08-07T14:53:18.160492Z","published":"2021-04-21T18:15:08.497Z","references":[{"type":"FIX","url":"https://github.com/gpac/gpac/commit/ce01bd15f711d4575b7424b54b3a395ec64c1784"},{"type":"EVIDENCE","url":"https://github.com/gpac/gpac/issues/1566"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/gpac/gpac","events":[{"introduced":"0"},{"fixed":"d8538e8ae946b32d99c6b2c57cbb327146e9cd9d"},{"fixed":"ce01bd15f711d4575b7424b54b3a395ec64c1784"}],"database_specific":{"cpe":"cpe:2.3:a:gpac:gpac:*:*:*:*:*:*:*:*","extracted_events":[{"introduced":"0"},{"fixed":"1.0.1"}],"source":["CPE_RANGE","REFERENCES"]}}],"versions":["v0.7.1","v0.7.0","v0.6.0","v0.5.2"],"database_specific":{"vanir_signatures":[{"source":"https://github.com/gpac/gpac/commit/ce01bd15f711d4575b7424b54b3a395ec64c1784","target":{"file":"applications/mp4box/filedump.c","function":"dump_isom_sdp"},"deprecated":false,"digest":{"function_hash":"196339117120408997550056175436189115061","length":855},"id":"CVE-2020-23932-627a9847","signature_type":"Function","signature_version":"v1"},{"deprecated":false,"digest":{"line_hashes":["91151644996888948692629958451624679992","317382439878294040299988701775180372542","270996048102692189755234852636689298492","240338359232316339735364310543774379244"],"threshold":0.9},"id":"CVE-2020-23932-798aaa8d","signature_type":"Line","signature_version":"v1","source":"https://github.com/gpac/gpac/commit/ce01bd15f711d4575b7424b54b3a395ec64c1784","target":{"file":"applications/mp4box/filedump.c"}}],"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-23932.json","vanir_signatures_modified":"2026-08-07T14:53:18Z"}}],"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"}]}