Ubuntu Security Notice USN-2438-1
10th December, 2014
nvidia-graphics-drivers-304, nvidia-graphics-drivers-304-updates, nvidia-graphics-drivers-331, nvidia-graphics-drivers-331-updates vulnerabilities
A security issue affects these releases of Ubuntu and its
derivatives:
- Ubuntu 14.10
- Ubuntu 14.04 LTS
- Ubuntu 12.04 LTS
Summary
Several security issues were fixed in the NVIDIA graphics drivers.
Software description
- nvidia-graphics-drivers-304
– NVIDIA binary Xorg driver - nvidia-graphics-drivers-304-updates
– NVIDIA binary Xorg driver - nvidia-graphics-drivers-331
– NVIDIA binary Xorg driver - nvidia-graphics-drivers-331-updates
– NVIDIA binary Xorg driver
Details
It was discovered that the NVIDIA graphics drivers incorrectly handled GLX
indirect rendering support. An attacker able to connect to an X server,
either locally or remotely, could use these issues to cause the X server to
crash or execute arbitrary code resulting in possible privilege escalation.
Update instructions
The problem can be corrected by updating your system to the following
package version:
- Ubuntu 14.10:
- nvidia-331-updates 331.113-0ubuntu0.1
- nvidia-331 331.113-0ubuntu0.1
- nvidia-304-updates 304.125-0ubuntu0.1
- nvidia-304 304.125-0ubuntu0.1
- Ubuntu 14.04 LTS:
- nvidia-331-updates 331.113-0ubuntu0.0.4
- nvidia-331 331.113-0ubuntu0.0.4
- nvidia-304-updates 304.125-0ubuntu0.0.1
- nvidia-304 304.125-0ubuntu0.0.1
- Ubuntu 12.04 LTS:
- nvidia-331-updates 331.113-0ubuntu0.0.0.3
- nvidia-331 331.113-0ubuntu0.0.0.3
- nvidia-304-updates 304.125-0ubuntu0.0.0.1
- nvidia-304 304.125-0ubuntu0.0.0.1
To update your system, please follow these instructions:
https://wiki.ubuntu.com/Security/Upgrades.
After a standard system update you need to reboot your computer to make
all the necessary changes.