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[gentoo-announce] [ GLSA 200807-09 ] Mercurial: Directory traversal

Posted on 16 July 2008
Gentoo-announce

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Gentoo Linux Security Advisory GLSA 200807-09
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http://security.gentoo.org/
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Severity: Normal
Title: Mercurial: Directory traversal
Date: July 15, 2008
Bugs: #230193
ID: 200807-09

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Synopsis
========
A directory traversal vulnerability in Mercurial allows for the
renaming of arbitrary files.

Background
==========
Mercurial is a distributed Source Control Management system.

Affected packages
=================
-------------------------------------------------------------------
Package / Vulnerable / Unaffected
-------------------------------------------------------------------
1 dev-util/mercurial < 1.0.1-r2 >= 1.0.1-r2

Description
===========
Jakub Wilk discovered a directory traversal vulnerabilty in the
applydiff() function in the mercurial/patch.py file.

Impact
======
A remote attacker could entice a user to import a specially crafted
patch, possibly resulting in the renaming of arbitrary files, even
outside the repository.

Workaround
==========
There is no known workaround at this time.

Resolution
==========
All Mercurial users should upgrade to the latest version:

# emerge --sync
# emerge --ask --oneshot --verbose ">=dev-util/mercurial-1.0.1-r2"

References
==========
[ 1 ] CVE-2008-2942
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-2942

Availability
============
This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:

http://security.gentoo.org/glsa/glsa-200807-09.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



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