Home / mailings [gentoo-announce] [ GLSA 200909-07 ] TkMan: Insecure temporary file usage
Posted on 09 September 2009
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Gentoo Linux Security Advisory GLSA 200909-07
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http://security.gentoo.org/
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Severity: Normal
Title: TkMan: Insecure temporary file usage
Date: September 09, 2009
Bugs: #247540
ID: 200909-07
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Synopsis
========
An insecure temporary file usage has been reported in TkMan, allowing
for symlink attacks.
Background
==========
TkMan is a graphical, hypertext manual page and Texinfo browser for
UNIX.
Affected packages
=================
-------------------------------------------------------------------
Package / Vulnerable / Unaffected
-------------------------------------------------------------------
1 app-text/tkman < 2.2-r1 >= 2.2-r1
Description
===========
Dmitry E. Oboukhov reported that TkMan does not handle the
"/tmp/tkman#####" and "/tmp/ll" temporary files securely.
Impact
======
A local attacker could perform symlink attacks to overwrite arbitrary
files with the privileges of the user running the application.
Workaround
==========
There is no known workaround at this time.
Resolution
==========
All TkMan users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose =app-text/tkman-2.2-r1
References
==========
[ 1 ] CVE-2008-5137
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-5137
Availability
============
This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:
http://security.gentoo.org/glsa/glsa-200909-07.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 2009 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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