[ GLSA 200707-08 ] NVClock: Insecure file usage

[GLSA]

Gentoo Linux Security Advisory

Title: NVClock: Insecure file usage (GLSA 200707-08)
Severity: normal
Exploitable: local
Date: July 24, 2007
Bug(s): #184071
ID: 200707-08

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

Package: media-video/nvclock
Vulnerable: < 0.7-r2
Unaffected: >= 0.7-r2
Architectures: All supported architectures


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: