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[gentoo-announce] [ GLSA 201402-02 ] NVIDIA Drivers: Privilege Escalation

Posted on 02 February 2014
Gentoo-announce

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Gentoo Linux Security Advisory GLSA 201402-02
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http://security.gentoo.org/
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Severity: High
Title: NVIDIA Drivers: Privilege Escalation
Date: February 02, 2014
Bugs: #493448
ID: 201402-02

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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
-------------------------------------------------------------------
1 x11-drivers/nvidia-drivers
< 331.20 *>= 304.116
*>= 319.76
>= 331.20

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 -v ">=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 -v ">=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 -v ">=x11-drivers/nvidia-drivers-304.116"

References
==========
[ 1 ] CVE-2013-5986
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2013-5986
[ 2 ] CVE-2013-5987
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2013-5987

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.

License
=======
Copyright 2014 Gentoo Foundation, Inc; referenced text
belongs to its owner(s).

The contents of this document are licensed under the
Creative Commons - Attribution / Share Alike license.

http://creativecommons.org/licenses/by-sa/2.5


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