CVE-2025-55643

A NULL pointer dereference in the TrackWriter handling component (filters/mux_isom.c) of GPAC MP4Box v2.4 allows attackers to cause a Denial of Service (DoS) via supplying a crafted MP4 file.

CVSS v3 5.5 MEDIUM

5.5^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 1.8 / Impact : 3.6

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://infosec.exchange/@sigdevel/116736819671963019	Exploit Mitigation Patch Third Party Advisory
http://www.openwall.com/lists/oss-security/2026/06/13/5	Exploit Mailing List Third Party Advisory

Configurations

Configuration 1 (hide)

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

History

12 Oct 2026, 22:10

Type	Values Removed	Values Added
Summary		(es) Una desreferencia de puntero NULL en el componente de manejo TrackWriter (filters/mux_isom.c) de GPAC MP4Box v2.4 permite a los atacantes causar una Denegación de Servicio (DoS) mediante el suministro de un archivo MP4 manipulado.

Information

Published : 2026-06-15 20:16

Updated : 2026-10-12 22:10

NVD link : CVE-2025-55643

Mitre link : CVE-2025-55643

CVE.ORG link : CVE-2025-55643

JSON object : View

Products Affected

gpac

gpac

CWE

CWE-476

NULL Pointer Dereference

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