CVE-2016-6881 Denial of service in n/a
Remote attackers can cause a denial of service via infinite loop in FFmpeg by submitting a crafted SWF file.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- Available
What is CVE-2016-6881?
CVE-2016-6881 is a medium-severity denial of service vulnerability in Ffmpeg Ffmpeg, published on 23 Dec 2016. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official description
The zlib_refill function in libavformat/swfdec.c in FFmpeg before 3.1.3 allows remote attackers to cause an infinite loop denial of service via a crafted SWF file.
Weakness: CWE-399
Which versions are affected by CVE-2016-6881?
It affects 1 product.
Products include Ffmpeg Ffmpeg.
How do I fix CVE-2016-6881?
Upgrade to a fixed version.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2016-6881 being exploited?
There is no known exploitation of CVE-2016-6881 in the wild and no public exploit code.
Other vulnerabilities in Ffmpeg Ffmpeg
Sources
Also known as ALPINE-CVE-2016-6881, DEBIAN-CVE-2016-6881, GHSA-fpqv-m26w-pgqx.