CVE-2014-7937 Use after free in n/a
Remote attackers can cause denial of service or potentially execute code via crafted Vorbis data due to off-by-one errors in FFmpeg's 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-2014-7937?
CVE-2014-7937 is a high-severity use after free vulnerability in Ffmpeg Ffmpeg, published on 22 Jan 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
Multiple off-by-one errors in libavcodec/vorbisdec.c in FFmpeg before 2.4.2, as used in Google Chrome before 40.0.2214.91, allow remote attackers to cause a denial of service (use-after-free) or possibly have unspecified other impact via crafted Vorbis I data.
Weakness: CWE-119
Which versions are affected by CVE-2014-7937?
It affects 2 products.
Products include Ffmpeg Ffmpeg, Google Chrome.
How do I fix CVE-2014-7937?
Upgrade to a fixed version.
Upgrade to the fixed version. These bugs are found with fuzzing and sanitisers and avoided by memory-safe languages. More about Use after free.
Is CVE-2014-7937 being exploited?
There is no known exploitation of CVE-2014-7937 in the wild and no public exploit code.
Other vulnerabilities in Ffmpeg Ffmpeg
Sources
Also known as DEBIAN-CVE-2014-7937, GHSA-prgf-q87j-gvg5, UBUNTU-CVE-2014-7937.