CVE-2025-8586

LOW

Libav < 12.3 - NULL Pointer Dereference

Title source: rule
STIX 2.1

Description

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.

Scores

CVSS v3 3.3
EPSS 0.0005
EPSS Percentile 16.7%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L

CISA SSVC

Vulnrichment
Exploitation poc
Automatable no
Technical Impact partial

Details

CWE
CWE-404 CWE-476
Status published
Products (1)
libav/libav < 12.3
Published Aug 05, 2025
Tracked Since Feb 18, 2026