What’s Vulnerable › Vulnerabilities

CVE-2025-8586: libav MPEG File Parser utils.c ff_seek_frame_binary null pointer dereference

• Severity: low (CVSS 3.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2025-08-05 · updated 2026-06-17
• Weakness: CWE-404

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

• libav: through 12.3

References

• https://drive.google.com/file/d/1CX1GZUyJVzyDDGLVa8FG58XUt_30kHKT/view?usp=sharing
• https://trac.ffmpeg.org/ticket/11681
• https://vuldb.com/?ctiid.318819
• https://vuldb.com/?id.318819
• https://vuldb.com/?submit.621826
• https://trac.ffmpeg.org/ticket/11681
• https://vuldb.com/?submit.621826

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