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
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| — | libav | 12.0, 12.1, 12.2, 12.3 | — |
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu Pro 14.04 LTS | libav | No fix yet | — |
Advisories 1
- WID-SEC-2025-1728 libav: Mehrere Schwachstellen BSI CERT-Bund (WID) · Aug 5, 2025
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