CVE-2025-60483: NULL Pointer Defence in GPAC/MP4Box via gf_ac4_ps_b_4_back_channels_psent on crafted AC-4 stam

Published Jun 1, 2026
·
Updated

A NULL pointer dereference in the gfac4presb4backchannelspresent function (/mediatools/avparsers.c) of GPAC Project/MP4Box before 26.02.0 allows attackers to cause a Denial of Service (DoS) via supplying a crafted AC4 file.

Affected Software

1 affected component
Gpac MP4Box<26.02.0

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade GPAC Project/MP4Box to a version that resolves this vulnerability.

    Fixed in 26.02.0

Event History

Jun 1, 2026
CVE Published
via MITRE·12:00 AM
Data Sourced
via MITRE·12:00 AM
Description
Data Sourced
via NVD·03:16 PM
DescriptionSeverityWeakness

Frequently Asked Questions

1

What is the severity of CVE-2025-60483?

The severity of CVE-2025-60483 is medium with a CVSS score of 5.5.

2

How do I fix CVE-2025-60483?

To fix CVE-2025-60483, update GPAC MP4Box to version 26.02.0 or later that addresses the NULL pointer dereference.

3

What type of vulnerability is CVE-2025-60483?

CVE-2025-60483 is a NULL pointer dereference vulnerability.

4

What could an attacker achieve by exploiting CVE-2025-60483?

An attacker could cause a Denial of Service (DoS) by exploiting CVE-2025-60483 through a crafted AC4 file.

5

In which version of GPAC MP4Box was CVE-2025-60483 found?

CVE-2025-60483 was found in GPAC MP4Box versions prior to 26.02.0.

Contact

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