CVE-2012-0856 Memory corruption in n/a
Remote attackers can crash the application via a crafted H263 file when the lowres option is enabled in FFmpeg.
- 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-2012-0856?
CVE-2012-0856 is a low-severity memory corruption vulnerability in Ffmpeg Ffmpeg, published on 20 Aug 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
Heap-based buffer overflow in the MPV_frame_start function in libavcodec/mpegvideo.c in FFmpeg before 0.9.1, when the lowres option is enabled, allows remote attackers to cause a denial of service (application crash) via a crafted H263 media file. NOTE: this vulnerability exists because of a regression error.
Weakness: CWE-119
Which versions are affected by CVE-2012-0856?
It affects 1 product.
Products include Ffmpeg Ffmpeg.
How do I fix CVE-2012-0856?
No fix has been published for CVE-2012-0856 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-2012-0856 being exploited?
There is no known exploitation of CVE-2012-0856 in the wild and no public exploit code.
Other vulnerabilities in Ffmpeg Ffmpeg
Sources
Also known as GHSA-h5ff-8r22-qwvc.