A new security update has been released for Gentoo Linux - Vobcopy: Insecure temporary file creation. Here the announcement:
Gentoo Linux Security Advisory GLSA 200803-11
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http://security.gentoo.org/
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Severity: Normal
Title: Vobcopy: Insecure temporary file creation
Date: March 05, 2008
Bugs: #197578
ID: 200803-11
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Synopsis
========
Vobcopy uses temporary files in an insecure manner, allowing for a
symlink attack.
Background
==========
Vobcopy is a tool for decrypting and copying DVD .vob files to a hard
disk.
Affected packages
=================
-------------------------------------------------------------------
Package / Vulnerable / Unaffected
-------------------------------------------------------------------
1 media-video/vobcopy < 1.1.0 >= 1.1.0
Description
===========
Joey Hess reported that vobcopy appends data to the file
"/tmp/vobcopy.bla" in an insecure manner.
Impact
======
A local attacker could exploit this vulnerability to conduct symlink
attacks and append data to arbitrary files with the privileges of the
user running Vobcopy.
Workaround
==========
There is no known workaround at this time.
Resolution
==========
All Vobcopy users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose ">=media-video/vobcopy-1.1.0"
References
==========
[ 1 ] CVE-2007-5718
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2007-5718
Availability
============
This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:
http://security.gentoo.org/glsa/glsa-200803-11.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
