VDB-437525 · CVE-2025-71468 · GCVE-0-2025-71468

GPAC up to 26.1.x DASH Client dash_client.c gf_dash_group_get_audio_channels null pointer dereference

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
4.1	$0-$5k	0.00+

Summaryinfo

A vulnerability marked as problematic has been reported in GPAC up to 26.1.x. Affected by this vulnerability is the function gf_dash_group_get_audio_channels of the file src/media_tools/dash_client.c of the component DASH Client. The manipulation leads to null pointer dereference. This vulnerability is referenced as CVE-2025-71468. The attack can only be performed from a local environment. No exploit is available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability was found in GPAC up to 26.1.x. It has been rated as problematic. This issue affects the function gf_dash_group_get_audio_channels of the file src/media_tools/dash_client.c of the component DASH Client. The manipulation with an unknown input leads to a null pointer dereference vulnerability. Using CWE to declare the problem leads to CWE-476. The product dereferences a pointer that it expects to be valid but is NULL. Impacted is availability. The summary by CVE is:

GPAC before 26.02.0 contains a NULL pointer dereference vulnerability in gf_dash_group_get_audio_channels() in src/media_tools/dash_client.c that allows attackers to crash applications via crafted DASH manifests. Attackers can supply an MPD whose AudioChannelConfiguration element omits schemeIdUri or value, crashing MP4Box or GPAC DASH clients and causing denial of service.

The advisory is shared at github.com. The identification of this vulnerability is CVE-2025-71468 since 11/15/2026. The exploitation is known to be easy. An attack has to be approached locally. It demands that the victim is doing some kind of user interaction. Technical details are known, but no exploit is available.

Upgrading to version 26.02.0 eliminates this vulnerability.

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Productinfo

Type

Multimedia Player Software

Name

GPAC

Version

License

open-source

Website

Product: https://github.com/gpac/gpac/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 4.1
VulDB Meta Temp Score: 4.1

VulDB Base Score: 2.8
VulDB Temp Score: 2.7
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 5.5
CNA Vector (VulnCheck): 🔒

CVSSv2info

AV	AC	Au	C	I	A
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💳	💳	💳	💳	💳	💳
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Null pointer dereference
CWE: CWE-476 / CWE-404
CAPEC: 🔒
ATT&CK: 🔒

Physical: Partially
Local: Yes
Remote: Partially

Availability: 🔒
Status: Not defined
Price Prediction: 🔍
Current Price Estimation: 🔒

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: GPAC 26.02.0

Timelineinfo

11/15/2026 Advisory disclosed
11/15/2026 +0 days CVE reserved
11/15/2026 +0 days VulDB entry created
11/15/2026 +0 days VulDB entry last update

Sourcesinfo

Product: github.com

Advisory: github.com
Status: Confirmed

CNA: VulnCheck
CVE: CVE-2025-71468 (🔒)

GCVE (CVE): GCVE-0-2025-71468
GCVE (VulDB): GCVE-100-437525

Entryinfo

Created: 11/15/2026 17:19
Changes: 11/15/2026 17:19 (78)
Complete: 🔍
Cache ID: 216::103