A new security update has been released for Gentoo Linux - R: Insecure temporary file creation. Here the announcement:
Gentoo Linux Security Advisory GLSA 200809-13
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http://security.gentoo.org/=
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Severity: Normal
Title: R: Insecure temporary file creation
Date: September 22, 2008
Bugs: #235822
ID: 200809-13
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Synopsis
========
R is vulnerable to symlink attacks due to an insecure usage of
temporary files.
Background
==========
R is a GPL licensed implementation of S, a language and environment for
statistical computing and graphics.
Affected packages
=================
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Package / Vulnerable / Unaffected
-------------------------------------------------------------------=
1 dev-lang/R < 2.7.1 >= 2.7.=
1
Description
===========
Dmitry E. Oboukhov reported that the "javareconf" script uses temporary
files in an insecure manner.
Impact
======
A local attacker could exploit this vulnerability to overwrite
arbitrary files with the privileges of the user running the
application.
Workaround
==========
There is no known workaround at this time.
Resolution
==========
All R users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose ">=dev-lang/R-2.7.1"
References
==========
[ 1 ] CVE-2008-3931
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-3931
Availability
============
This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:
http://security.gentoo.org/glsa/glsa-200809-13.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 2008 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
