Medium severity5.5NVD Advisory· Published Jun 9, 2026· Updated Jun 14, 2026
CVE-2025-55651
CVE-2025-55651
Description
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.
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Affected products
2Patches
Vulnerability mechanics
References
3- github.com/sigdevel/pocs/blob/main/res/gpac/MP4Box/4/4_poc.mp4nvdExploit
- infosec.exchange/@sigdevel/116710512103919834nvdExploitMitigationThird Party Advisory
- www.openwall.com/lists/oss-security/2026/06/13/18nvd
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