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Ubuntu Security Notice USN-1799-1
April 10, 2013

nvidia-graphics-drivers, nvidia-graphics-drivers-updates,
nvidia-settings, nvidia-settings-updates vulnerability

A security issue affects these releases of Ubuntu and its derivatives:

• Ubuntu 12.10
• Ubuntu 12.04 LTS

Summary:

NVIDIA graphics drivers could be made to run programs as an administrator.

Software Description:

• nvidia-graphics-drivers: NVIDIA binary Xorg driver
• nvidia-graphics-drivers-updates: NVIDIA binary Xorg driver
• nvidia-settings: Tool for configuring the NVIDIA graphics driver
• nvidia-settings-updates: Tool for configuring the NVIDIA graphics driver

Details:

It was discovered that the NVIDIA graphics drivers incorrectly handled
large ARGB cursors. A local attacker could use this issue to gain root
privileges.

The NVIDIA graphics drivers have been updated to 304.88 to fix this issue.
In addition to the security fix, the updated packages contain bug fixes,
new features, and possibly incompatible changes.

Update instructions:

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 12.10:
nvidia-current 304.88-0ubuntu0.1
nvidia-current-updates 304.88-0ubuntu0.1
nvidia-settings 304.88-0ubuntu0.2
nvidia-settings-updates 304.88-0ubuntu0.2

Ubuntu 12.04 LTS:
nvidia-current 304.88-0ubuntu0.0.2
nvidia-current-updates 304.88-0ubuntu0.0.1
nvidia-settings 304.88-0ubuntu0.0.2
nvidia-settings-updates 304.88-0ubuntu0.0.2

After a standard system update you need to reboot your computer to make all
the necessary changes.

References:
http://www.ubuntu.com/usn/usn-1799-1
CVE-2013-0131

Package Information:

https://launchpad.net/ubuntu/+source/nvidia-graphics-drivers/304.88-0ubuntu0.1

https://launchpad.net/ubuntu/+source/nvidia-graphics-drivers-updates/304.88-0ubuntu0.1
https://launchpad.net/ubuntu/+source/nvidia-settings/304.88-0ubuntu0.2

https://launchpad.net/ubuntu/+source/nvidia-settings-updates/304.88-0ubuntu0.2

https://launchpad.net/ubuntu/+source/nvidia-graphics-drivers/304.88-0ubuntu0.0.2

https://launchpad.net/ubuntu/+source/nvidia-graphics-drivers-updates/304.88-0ubuntu0.0.1
https://launchpad.net/ubuntu/+source/nvidia-settings/304.88-0ubuntu0.0.2

https://launchpad.net/ubuntu/+source/nvidia-settings-updates/304.88-0ubuntu0.0.2

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