FFmpeg up to 6e26f57f672b05e7b8b052007a83aef99dc81ccb IAMF File libavformat/iamf_parse.c audio_element_obu num_parameters memory leak

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-$5k0.00

Summaryinfo

A vulnerability, which was classified as problematic, has been found in FFmpeg up to 6e26f57f672b05e7b8b052007a83aef99dc81ccb. Affected by this vulnerability is the function audio_element_obu of the file libavformat/iamf_parse.c of the component IAMF File Handler. Performing a manipulation of the argument num_parameters results in memory leak. This vulnerability is cataloged as CVE-2025-1816. It is possible to initiate the attack remotely. Furthermore, there is an exploit available. It is suggested to install a patch to address this issue.

Detailsinfo

A vulnerability classified as problematic has been found in FFmpeg up to 6e26f57f672b05e7b8b052007a83aef99dc81ccb. This affects the function audio_element_obu of the file libavformat/iamf_parse.c of the component IAMF File Handler. The manipulation of the argument num_parameters with an unknown input leads to a memory leak vulnerability. CWE is classifying the issue as CWE-401. The product does not sufficiently track and release allocated memory after it has been used, which slowly consumes remaining memory. This is going to have an impact on availability.

The advisory is shared at trac.ffmpeg.org. This vulnerability is uniquely identified as CVE-2025-1816. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. It demands that the victim is doing some kind of user interaction. Technical details and a public exploit are known. MITRE ATT&CK project uses the attack technique T1499 for this issue.

The exploit is shared for download at trac.ffmpeg.org. It is declared as proof-of-concept. The vulnerability scanner Nessus provides a plugin with the ID 237485 (Ubuntu 16.04 LTS / 18.04 LTS / 20.04 LTS / 22.04 LTS / 24.04 LTS / 24.10 / 25.04 : FFmpeg vulnerabilities (USN-7538-1)), which helps to determine the existence of the flaw in a target environment.

Applying the patch 0526535cd58444dd264e810b2f3348b4d96cff3b is able to eliminate this problem. The bugfix is ready for download at git.ffmpeg.org.

The vulnerability is also documented in the vulnerability database at Tenable (237485). Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Type

Name

Version

License

Website

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: 4.3
VulDB Meta Temp Score: 4.1

VulDB Base Score: 4.3
VulDB Temp Score: 3.9
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 4.3
CNA Vector: 🔍

CVSSv2info

AVACAuCIA
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Memory leak
CWE: CWE-401 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Nessus ID: 237485
Nessus Name: Ubuntu 16.04 LTS / 18.04 LTS / 20.04 LTS / 22.04 LTS / 24.04 LTS / 24.10 / 25.04 : FFmpeg vulnerabilities (USN-7538-1)

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Patch
Status: 🔍

0-Day Time: 🔍

Patch: 0526535cd58444dd264e810b2f3348b4d96cff3b

Timelineinfo

03/01/2025 🔍
03/01/2025 +0 days 🔍
05/30/2025 +90 days 🔍

Sourcesinfo

Product: ffmpeg.org

Advisory: 11475
Status: Confirmed

CVE: CVE-2025-1816 (🔍)
GCVE (CVE): GCVE-0-2025-1816
GCVE (VulDB): GCVE-100-298089
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 03/01/2025 15:21
Updated: 05/30/2025 03:57
Changes: 03/01/2025 15:21 (62), 03/02/2025 16:17 (31), 05/30/2025 03:57 (2)
Complete: 🔍
Submitter: 0x20z
Cache ID: 216::103

Submitinfo

Accepted

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Do you want to use VulDB in your project?

Use the official API to access entries easily!