CVE-2012-2775 Memory corruption in n/a
A memory corruption vulnerability in FFmpeg's ALS decoder allows attackers to execute arbitrary code or cause denial of service via crafted media files.
- 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-2012-2775?
CVE-2012-2775 is a critical memory corruption vulnerability in Ffmpeg Ffmpeg, published on 10 Sep 2012. 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
Unspecified vulnerability in the read_var_block_data function in libavcodec/alsdec.c in FFmpeg before 0.11, and Libav 0.7.x before 0.7.7 and 0.8.x before 0.8.4, has unknown impact and attack vectors, related to a large order and an "out of array write in quant_cof."
Which versions are affected by CVE-2012-2775?
It affects 2 products.
Products include Ffmpeg Ffmpeg, Libav Libav.
How do I fix CVE-2012-2775?
Upgrade to a fixed version.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2012-2775 being exploited?
There is no known exploitation of CVE-2012-2775 in the wild and no public exploit code.
Other vulnerabilities in Ffmpeg Ffmpeg
Sources
Also known as DEBIAN-CVE-2012-2775, GHSA-vhcx-wrgv-8hv9.