Home / mailings [gentoo-announce] [ GLSA 200709-04 ] po4a: Insecure temporary file creation
Posted on 13 September 2007
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Gentoo Linux Security Advisory GLSA 200709-04
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http://security.gentoo.org/
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Severity: Normal
Title: po4a: Insecure temporary file creation
Date: September 13, 2007
Bugs: #189440
ID: 200709-04
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Synopsis
========
A vulnerability has been discovered in po4a, allowing for a symlink
attack.
Background
==========
po4a is a set of tools for helping with the translation of
documentation.
Affected packages
=================
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Package / Vulnerable / Unaffected
-------------------------------------------------------------------
1 app-text/po4a < 0.32-r1 >= 0.32-r1
Description
===========
The po4a development team reported a race condition in the gettextize()
function when creating the file "/tmp/gettextization.failed.po".
Impact
======
A local attacker could perform a symlink attack, possibly overwriting
files with the permissions of the user running po4a.
Workaround
==========
There is no known workaround at this time.
Resolution
==========
All po4a users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose ">=app-text/po4a-0.32-r1"
References
==========
[ 1 ] CVE-2007-4462
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2007-4462
Availability
============
This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:
http://security.gentoo.org/glsa/glsa-200709-04.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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