Divide By Zero The advisory has been revoked - it doesn't affect any version of package libav (opens in a new tab)
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-UBUNTU1404-LIBAV-339602
- published22 Jul 2018
- disclosed19 Jul 2018
Introduced: 19 Jul 2018
CVE-2018-14394 (opens in a new tab)Amendment
The Ubuntu security team deemed this advisory irrelevant for Ubuntu:14.04.
NVD Description
Note: Versions mentioned in the description apply only to the upstream libav package and not the libav package as distributed by Ubuntu.
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.
References
- http://people.ubuntu.com/~ubuntu-security/cve/CVE-2018-14394
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-14394
- https://lists.debian.org/debian-lts-announce/2019/01/msg00006.html
- https://security-tracker.debian.org/tracker/CVE-2018-14394
- https://github.com/FFmpeg/FFmpeg/commit/3a2d21bc5f97aa0161db3ae731fc2732be6108b8