{"id":"CVE-2025-55651","details":"A NULL pointer dereference in the gf_isom_get_user_data_count function (isomedia/isom_read.c) of GPAC MP4Box v2.4 allows attackers to cause a Denial of Service (DoS) via supplying a crafted MP4 file.","modified":"2026-07-08T06:56:36.364078442Z","published":"2026-06-09T00:00:00Z","database_specific":{"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/55xxx/CVE-2025-55651.json","cna_assigner":"mitre"},"references":[{"type":"WEB","url":"http://www.openwall.com/lists/oss-security/2026/06/13/18"},{"type":"WEB","url":"https://infosec.exchange/@sigdevel/116710512103919834"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/55xxx/CVE-2025-55651.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-55651"},{"type":"EVIDENCE","url":"https://github.com/sigdevel/pocs/blob/main/res/gpac/MP4Box/4/4_poc.mp4"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/gpac/gpac","events":[{"introduced":"5d70253ac94e5840be7b86054131dd753af63cc7"},{"last_affected":"5d70253ac94e5840be7b86054131dd753af63cc7"}],"database_specific":{"cpe":"cpe:2.3:a:gpac:gpac:2.4:*:*:*:*:*:*:*","source":"CPE_STRING","extracted_events":[{"introduced":"2.4"},{"last_affected":"2.4"}]}}],"versions":["2.4","v2.4.0"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-55651.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"}]}