{"id":"CVE-2020-23930","details":"An issue was discovered in gpac through 20200801. A NULL pointer dereference exists in the function nhmldump_send_header located in write_nhml.c. It allows an attacker to cause Denial of Service.","modified":"2026-05-18T12:01:45.313380803Z","published":"2021-04-21T18:15:08.417Z","database_specific":{},"references":[{"type":"ADVISORY","url":"https://github.com/gpac/gpac/commit/9eeac00b38348c664dfeae2525bba0cf1bc32349"},{"type":"ADVISORY","url":"https://github.com/gpac/gpac/issues/1565"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/gpac/gpac","events":[{"introduced":"0"},{"fixed":"d8538e8ae946b32d99c6b2c57cbb327146e9cd9d"},{"fixed":"9eeac00b38348c664dfeae2525bba0cf1bc32349"}],"database_specific":{"source":["CPE_FIELD","REFERENCES"],"extracted_events":[{"introduced":"0"},{"fixed":"1.0.1"}],"cpe":"cpe:2.3:a:gpac:gpac:*:*:*:*:*:*:*:*"}}],"versions":["v0.7.1","v0.7.0","v0.6.0","v0.5.2"],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2020-23930.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"}]}