CVE-2025-55639

GPAC MP4Box v2.4 was discovered to contain a NULL pointer dereference in the gf_isom_add_track_kind() function at isomedia/isom_write.c. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted MP4 file.

CVSS v3 6.5 MEDIUM

6.5^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://github.com/gpac/gpac/commit/027ce139dda498ee95df36db9f9f6f3cadce8ec9	Patch
https://github.com/gpac/gpac/issues/3260	Exploit Issue Tracking
https://github.com/sigdevel/pocs/blob/main/res/gpac/MP4Box/23/23_poc.mp4	Exploit
https://infosec.exchange/@sigdevel/116769184815236865	Exploit Patch Third Party Advisory
http://www.openwall.com/lists/oss-security/2026/06/26/2	Exploit Mailing List Third Party Advisory
https://github.com/gpac/gpac/issues/3260	Exploit Issue Tracking

Configurations

Configuration 1 (hide)

cpe:2.3:a:gpac:gpac:*:*:*:*:*:*:*:*

History

No history.

Information

Published : 2026-06-23 16:16

Updated : 2026-06-30 17:18

NVD link : CVE-2025-55639

Mitre link : CVE-2025-55639

CVE.ORG link : CVE-2025-55639

JSON object : View

Products Affected

gpac

gpac

CWE

CWE-476

NULL Pointer Dereference

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