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[ GLSA 200707-08 ] NVClock: Insecure file usage
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PostPosted: Wed Jul 25, 2007 12:26 am    Post subject: [ GLSA 200707-08 ] NVClock: Insecure file usage Reply with quote

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:
Code:
# emerge --sync
# emerge --ask --oneshot --verbose ">=media-video/nvclock-0.7-r2"


References

CVE-2007-3531
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