GLSA 201402-02: NVIDIA Drivers: Privilege Escalation

http://security.gentoo.org/

Severity:	high
Title:	NVIDIA Drivers: Privilege Escalation
Date:	02/02/2014
Bugs:	#493448
ID:	201402-02

Synopsis

A NVIDIA drivers bug allows unprivileged user-mode software to access the GPU inappropriately, allowing for privilege escalation.

Background

The NVIDIA drivers provide X11 and GLX support for NVIDIA graphic boards.

Affected packages

Package	Vulnerable	Unaffected	Architecture(s)
x11-drivers/nvidia-drivers	< 331.20	>= 331.20	All supported architectures

Description

The vulnerability is caused due to the driver allowing unprivileged user-mode software to access the GPU.

Impact

A local attacker could gain escalated privileges.

Workaround

There is no known workaround at this time.

Resolution

All NVIDIA Drivers users using the 331 branch should upgrade to the latest version:

      # emerge --sync
      # emerge --ask --oneshot --verbose
      ">=x11-drivers/nvidia-drivers-331.20"

All NVIDIA Drivers users using the 319 branch should upgrade to the latest version:


      # emerge --sync
      # emerge --ask --oneshot --verbose
      ">=x11-drivers/nvidia-drivers-319.76"

All NVIDIA Drivers users using the 304 branch should upgrade to the latest version:


      # emerge --sync
      # emerge --ask --oneshot --verbose
      ">=x11-drivers/nvidia-drivers-304.116"

References

Availability

This GLSA and any updates to it are available for viewing at the Gentoo Security Website: http://security.gentoo.org/glsa/glsa-201402-02.xml

Concerns?

Security is a primary focus of Gentoo Linux and ensuring the confidentiality and security of our users machines is of utmost importance to us. Any security concerns should be addressed to security@gentoo.org or alternatively, you may file a bug at https://bugs.gentoo.org.