CVE-2025-55639

Published: Jun 23, 2026Modified: Jun 30, 2026

6.5

Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Exploitability: 2.8 / Impact: 3.6

Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Secondary)

Description

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.

Affected (1)

Products: Gpac: Gpac

Gpac

1 product

Gpac

Configuration A

1 vulnerable

Vulnerable Software	Affected Versions
Gpac Gpac	Before 26.02.0

Related CWEs

CWE-476

NULL Pointer Dereference

The product dereferences a pointer that it expects to be valid but is NULL.

References (6)

https://github.com/gpac/gpac/commit/027ce139dda498ee95df36db9f9f6f3cadce8ec9

Source: cve@mitre.org

Patch

https://github.com/gpac/gpac/issues/3260

Source: cve@mitre.org

ExploitIssue Tracking

https://github.com/sigdevel/pocs/blob/main/res/gpac/MP4Box/23/23_poc.mp4

Source: cve@mitre.org

Exploit

https://infosec.exchange/@sigdevel/116769184815236865

Source: cve@mitre.org

ExploitPatchThird Party Advisory

http://www.openwall.com/lists/oss-security/2026/06/26/2

Source: af854a3a-2127-422b-91ae-364da2661108

ExploitMailing ListThird Party Advisory

https://github.com/gpac/gpac/issues/3260

Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0

ExploitIssue Tracking

Timeline

No history available yet.