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Gentoo Linux Security Advisory GLSA 200707-08
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http://security.gentoo.org/
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Severity: Normal
Title: NVClock: Insecure file usage
Date: July 24, 2007
Bugs: #184071
ID: 200707-08
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Synopsis
========
A vulnerability has been discovered in NVClock, allowing for the
execution of arbitrary code.
Background
==========
NVClock is an utility for changing NVidia graphic chipsets internal
frequency.
Affected packages
=================
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Package / Vulnerable / Unaffected
-------------------------------------------------------------------
1 media-video/nvclock < 0.7-r2 >= 0.7-r2
Description
===========
Tavis Ormandy of the Gentoo Linux Security Team discovered that NVClock
makes usage of an insecure temporary file in the /tmp directory.
Impact
======
A local attacker could create a specially crafted temporary file in
/tmp to execute arbitrary code with the privileges of the user running
NVCLock.
Workaround
==========
There is no known workaround at this time.
Resolution
==========
All NVClock users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose ">=media-video/nvclock-0.7-r2"
References
==========
[ 1 ] CVE-2007-3531
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2007-3531
Availability
============
This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:
http://security.gentoo.org/glsa/glsa-200707-08.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
http://bugs.gentoo.org.
License
=======
Copyright 2007 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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