GLSA 200708-14: NVIDIA drivers: Denial of Service

http://security.gentoo.org/

Severity:	normal
Title:	NVIDIA drivers: Denial of Service
Date:	08/19/2007
Bugs:	#183567
ID:	200708-14

Synopsis

A vulnerability has been discovered in the NVIDIA graphic drivers, allowing for a Denial of Service.

Background

The NVIDIA drivers provide support for NVIDIA graphic boards.

Affected packages

Package	Vulnerable	Unaffected	Architecture(s)
x11-drivers/nvidia-drivers	== 100.14.06	>= 71.86.01	All supported architectures

Description

Gregory Shikhman discovered that the default Gentoo setup of NVIDIA drivers creates the /dev/nvidia* with insecure file permissions.

Impact

A local attacker could send arbitrary values into the devices, possibly resulting in hardware damage on the graphic board or a Denial of Service.

Workaround

There is no known workaround at this time.

Resolution

All NVIDIA drivers users should upgrade to the latest version:

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

References

CVE-2007-3532

Availability

This GLSA and any updates to it are available for viewing at the Gentoo Security Website: http://security.gentoo.org/glsa/glsa-200708-14.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.