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UK Cyber Defence
VulnerabilityAnalyzed

CVE-2025-8585

A vulnerability, which was classified as critical, has been found in libav up to 12.3.

LOW 1.9EPSS 0.22%

Does this matter?

Lower severity and a low EPSS score (0.22%). Track it; it rarely justifies an emergency change on its own.

Description

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.

CVSS 4.0
1.9 LOWCVSS: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/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/M
EPSS
0.22% probability · 12th percentile
CISA KEV
Not listed
Weakness
CWE-119, CWE-415
Affected
libav/libav
Source
cna@vuldb.com

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.