🛡️ JLSEC-2025-140 — ffmpeg-jll

⚪ Unknown ✅ No Known Exploit OSV
N/A
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

FFmpeg n6.1.1 is Integer Overflow

FFmpeg n6.1.1 is Integer Overflow. The vulnerability exists in the parse_options function of sbgdec.c within the libavformat module. When parsing certain options, the software does not adequately validate the input. This allows for negative duration values to be accepted without proper bounds checking.

How this vulnerability can be exploited

This issue can be reached over the network, attack complexity is low, an attacker needs no privileges on the target. No user interaction is required. The scope is unchanged, so the impact stays within the vulnerable component. Rated impact: confidentiality none, integrity high, availability high.

Affected software

JLSEC-2025-140 is recorded against 1 package.

  • ffmpeg-jll

Timeline and source

Published on 19 October 2025 and last revised on 23 July 2026. No public exploit is currently recorded for this entry. Record sourced from OSV.

References

gist.github.com (Web)
github.com (Web)
github.com (Web)

Details

Severity Unknown
CVSS Score N/A
CVSS Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H
CWE N/A
Public Exploit ✅ No
Source OSV
Published 2025-10-19
Updated 2026-08-12
Modified 2026-07-23
Fix URL N/A

Affected Packages

Software From version Fixed in
ffmpeg-jll — —

Similar Threats

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