CVE-2012-2796 Memory corruption in n/a
Out-of-bounds writes in FFmpeg's VC1 decoder allow 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
- None listed
What is CVE-2012-2796?
CVE-2012-2796 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 vc1_decode_frame function in libavcodec/vc1dec.c in FFmpeg before 0.11 and Libav 0.8.x before 0.8.4 has unknown impact and attack vectors, related to inconsistencies in "coded slice positions and interlacing" that trigger "out of array writes."
Which versions are affected by CVE-2012-2796?
It affects 2 products.
Products include Ffmpeg Ffmpeg, Libav Libav.
How do I fix CVE-2012-2796?
No fix has been published for CVE-2012-2796 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2012-2796 being exploited?
There is no known exploitation of CVE-2012-2796 in the wild and no public exploit code.
Other vulnerabilities in Ffmpeg Ffmpeg
Sources
Also known as GHSA-8fvv-pqph-jh9m.