CVE-2014-8101 Memory corruption in n/a
Remote authenticated users can cause denial of service or execute arbitrary code via crafted values in the RandR extension of X.Org Server.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2014-8101?
CVE-2014-8101 is a medium-severity memory corruption vulnerability in X.org X Server, published on 10 Dec 2014. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
The RandR extension in XFree86 4.2.0, X.Org X Window System (aka X11 or X) X11R6.7, and X.Org Server (aka xserver and xorg-server) before 1.16.3 allows remote authenticated users to cause a denial of service (out-of-bounds read or write) or possibly execute arbitrary code via a crafted length or index value to the (1) SProcRRQueryVersion, (2) SProcRRGetScreenInfo, (3) SProcRRSelectInput, or (4) SProcRRConfigureOutputProperty function.
Weakness: CWE-119
Which versions are affected by CVE-2014-8101?
It affects 3 products.
Products include X.org X11, X.org X Server, X.org Xfree86.
How do I fix CVE-2014-8101?
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-2014-8101 being exploited?
There is no known exploitation of CVE-2014-8101 in the wild and no public exploit code.
Other vulnerabilities in X.org X Server
Sources
Also known as DEBIAN-CVE-2014-8101, GHSA-5vpf-mx7j-6j95, UBUNTU-CVE-2014-8101.