What’s Vulnerable › Vulnerabilities

CVE-2018-14394

• Severity: medium (CVSS 6.5 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.1% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2018-07-19 · updated 2026-06-17
• Weakness: CWE-369

Description

libavformat/movenc.c in FFmpeg before 4.0.2 allows attackers to cause a denial of service (application crash caused by a divide-by-zero error) with a user crafted Waveform audio file.

Affected products

• FFmpeg: before 4.0.2 — fixed in 4.0.2

How to fix

Upgrade to a fixed version: FFmpeg 4.0.2. Check the vendor advisory for mitigations.

References

• https://github.com/FFmpeg/FFmpeg/commit/3a2d21bc5f97aa0161db3ae731fc2732be6108b8
• https://lists.debian.org/debian-lts-announce/2019/01/msg00006.html
• https://github.com/FFmpeg/FFmpeg/commit/3a2d21bc5f97aa0161db3ae731fc2732be6108b8
• https://lists.debian.org/debian-lts-announce/2019/01/msg00006.html

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