---
id: CVE-2025-60469
title: >-
  A NULL pointer dereference in the gf_ac4_presentation_ch_mode function
  (/media_tools/av_parsers.c) of GPAC Project/MP4Box before 2.5 allows attackers
  to cause a Denial of Service (DoS) via supplying a crafted AC4 file.
summary: >-
  A NULL pointer dereference in the gf_ac4_presentation_ch_mode function
  (/media_tools/av_parsers.c) of GPAC Project/MP4Box before 2.5 allows attackers
  to cause a Denial of Service (DoS) via supplying a crafted AC4 file.
severity: medium
cvss: 5.5
cvssVector: 'CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H'
cvssSource: adp
ssvc:
  exploitation: poc
  automatable: 'no'
  technicalImpact: partial
  timestamp: '2026-10-26T15:46:34.533762Z'
exploitAvailable: true
published: '2026-10-21'
updated: '2026-10-26'
sourceUpdated: '2026-10-26T15:46:37.891Z'
source: CVEORG
sourceUrl: 'https://www.cve.org/CVERecord?id=CVE-2025-60469'
references:
  - url: 'https://github.com/gpac/gpac/issues/3292'
  - url: >-
      https://github.com/gpac/gpac/commit/e02d1fd24cdc26acb1b236ab38b3832cffcae21b
  - url: 'https://github.com/sigdevel/pocs/blob/main/res/gpac/MP4Box/41/README.md'
  - url: 'https://infosec.exchange/@sigdevel/117456377012352192'
tags:
  - cve.org
  - exploit-available
epss: 0.00189
epssPercentile: 0.08409
ingestedAt: '2026-10-21T16:05:17.705Z'
---

## Overview

A NULL pointer dereference in the gf_ac4_presentation_ch_mode function (/media_tools/av_parsers.c) of GPAC Project/MP4Box before 2.5 allows attackers to cause a Denial of Service (DoS) via supplying a crafted AC4 file.

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.