U radu programskog paketa nvidia-graphics-drivers uočen je sigurnosni nedostatak koji lokalnom napadaču omogućuje stjecanje administratorskih ovlasti.

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Ubuntu Security Notice USN-1420-1
April 11, 2012

nvidia-graphics-drivers, nvidia-graphics-drivers-173,
nvidia-graphics-drivers-173-updates, nvidia-graphics-drivers-updates
vulnerability
==========================================================================

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

- Ubuntu 11.10
- Ubuntu 11.04
- Ubuntu 10.04 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-173: NVIDIA binary Xorg driver
- nvidia-graphics-drivers-173-updates: NVIDIA binary Xorg driver
- nvidia-graphics-drivers-updates: NVIDIA binary Xorg driver

Details:

It was discovered that the NVIDIA graphics drivers could be reconfigured to
gain access to arbitrary system memory. A local attacker could use this
issue to possibly gain root privileges.

Update instructions:

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

Ubuntu 11.10:
  nvidia-173                      173.14.30-0ubuntu8.1
  nvidia-173-updates              173.14.30-0ubuntu5.1
  nvidia-current                  280.13-0ubuntu6.1
  nvidia-current-updates          280.13-0ubuntu5.1

Ubuntu 11.04:
  nvidia-173                      173.14.30-0ubuntu1.1
  nvidia-current                  270.41.06-0ubuntu1.1

Ubuntu 10.04 LTS:
  nvidia-173                      173.14.22-0ubuntu11.1
  nvidia-current                  195.36.24-0ubuntu1~10.04.2

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

References:
  http://www.ubuntu.com/usn/usn-1420-1
  CVE-2012-0946

Package Information:
 
https://launchpad.net/ubuntu/+source/nvidia-graphics-drivers/280.13-0ubuntu6.1
 
https://launchpad.net/ubuntu/+source/nvidia-graphics-drivers-173/173.14.30-0ubuntu8.1
 
https://launchpad.net/ubuntu/+source/nvidia-graphics-drivers-173-updates/173.14.30-0ubuntu5.1
 
https://launchpad.net/ubuntu/+source/nvidia-graphics-drivers-updates/280.13-0ubuntu5.1
 
https://launchpad.net/ubuntu/+source/nvidia-graphics-drivers/270.41.06-0ubuntu1.1
 
https://launchpad.net/ubuntu/+source/nvidia-graphics-drivers-173/173.14.30-0ubuntu1.1
 
https://launchpad.net/ubuntu/+source/nvidia-graphics-drivers/195.36.24-0ubuntu1~10.04.2
 
https://launchpad.net/ubuntu/+source/nvidia-graphics-drivers-173/173.14.22-0ubuntu11.1