CVE-2025-8586 MEDIUM

CVE-2025-8586: libav MPEG File Parser utils.c ff_seek_frame_binary null pointer dereference

Vendor N/A
Product libav
Weakness CWE-476
Published August 5, 2025
Last update August 6, 2025

CVSS base score

4.8/10
Attack vector Local
Attack complexity Low
Privileges required Low
User interaction None
Confidentiality
Integrity

CVSS vector

CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P

What the vulnerability does

01Description

A vulnerability, which was classified as problematic, was found in libav up to 12.3. This affects the function ff_seek_frame_binary of the file /libavformat/utils.c of the component MPEG File Parser. The manipulation leads to null pointer dereference. It is possible to launch the attack on the local host. The exploit has been disclosed to the public and may be used. The bug was initially reported by the researcher to the wrong project. This vulnerability only affects products that are no longer supported by the maintainer.

Key dates

02Disclosure timeline

August 5, 2025 CVE published
August 6, 2025 Record updated