CVE-2015-6761 Race condition in n/a
Remote attackers can cause denial of service or potential code execution via a crafted WebM file due to a race condition in FFmpeg's VP8 decoder.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- Available
What is CVE-2015-6761?
CVE-2015-6761 is a medium-severity vulnerability in Ffmpeg Ffmpeg, published on 15 Oct 2015. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official description
The update_dimensions function in libavcodec/vp8.c in FFmpeg through 2.8.1, as used in Google Chrome before 46.0.2490.71 and other products, relies on a coefficient-partition count during multi-threaded operation, which allows remote attackers to cause a denial of service (race condition and memory corruption) or possibly have unspecified other impact via a crafted WebM file.
Weakness: CWE-362
Which versions are affected by CVE-2015-6761?
It affects 2 products.
Products include Ffmpeg Ffmpeg, Google Chrome.
How do I fix CVE-2015-6761?
Upgrade to a fixed version.
Is CVE-2015-6761 being exploited?
There is no known exploitation of CVE-2015-6761 in the wild and no public exploit code.
Other vulnerabilities in Ffmpeg Ffmpeg
Sources
Also known as DEBIAN-CVE-2015-6761, GHSA-w82p-vxv4-pvcf, UBUNTU-CVE-2015-6761.