Vulnerability · Published Aug 5, 2025 · Assigned by VulDB
CVE-2025-8586libav MPEG File Parser utils.c ff_seek_frame_binary null pointer dereference
Low 3.3
In plain English
A low-severity null pointer dereference in libav. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 19% of all known vulnerabilities).
Official 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.
Affected products (as reported)
Weakness: CWE-476, CWE-404 · Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:X/RC:R
References
- VDB-318819 | libav MPEG File Parser utils.c ff_seek_frame_binary null pointer dereference vdb-entry, technical-description
- VDB-318819 | CTI Indicators (IOB, IOC, IOA) signature, permissions-required
- Submit #621826 | libav avconv 13 && the newest master Segmentation fault third-party-advisory
- https://trac.ffmpeg.org/ticket/11681 issue-tracking
- https://drive.google.com/file/d/1CX1GZUyJVzyDDGLVa8FG58XUt_30kHKT/view?usp=sharing exploit