CVE-2025-8584 MEDIUM

CVE-2025-8584: libav AVI File Parser buffer.c av_buffer_unref null pointer dereference

Vendor N/A
Product libav
Weakness CWE-476
Published August 5, 2025
Last update August 5, 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 classified as problematic was found in libav up to 12.3. Affected by this vulnerability is the function av_buffer_unref of the file libavutil/buffer.c of the component AVI File Parser. The manipulation leads to null pointer dereference. Local access is required to approach this attack. 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 5, 2025 Record updated