CVE-2025-8585 MEDIUM

CVE-2025-8585: libav DSS File Demuxer avconv.c main double free

Vendor N/A
Product libav
Weakness CWE-415
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:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P

What the vulnerability does

01Description

A vulnerability, which was classified as critical, has been found in libav up to 12.3. Affected by this issue is the function main of the file /avtools/avconv.c of the component DSS File Demuxer. The manipulation leads to double free. Attacking locally is a requirement. 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