CVE-2015-8661 Memory corruption in n/a
Remote attackers can cause denial of service or potential code execution via crafted H.264 data due to improper validation in FFmpeg.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2015-8661?
CVE-2015-8661 is a high-severity memory corruption vulnerability in Ffmpeg Ffmpeg, published on 24 Dec 2015. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
The h264_slice_header_init function in libavcodec/h264_slice.c in FFmpeg before 2.8.3 does not validate the relationship between the number of threads and the number of slices, which allows remote attackers to cause a denial of service (out-of-bounds array access) or possibly have unspecified other impact via crafted H.264 data.
Weakness: CWE-119
Which versions are affected by CVE-2015-8661?
It affects 1 product.
Products include Ffmpeg Ffmpeg.
How do I fix CVE-2015-8661?
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-2015-8661 being exploited?
There is no known exploitation of CVE-2015-8661 in the wild and no public exploit code.
Other vulnerabilities in Ffmpeg Ffmpeg
Sources
Also known as DEBIAN-CVE-2015-8661, GHSA-999v-29wj-p8x7.