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<?xml version="1.0" encoding="utf-8"?>
<!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd">
<glsa id="200812-10">
<title>Archive::Tar: Directory traversal vulnerability</title>
<synopsis>
A directory traversal vulnerability has been discovered in Archive::Tar.
</synopsis>
<product type="ebuild">Archive-Tar</product>
<announced>December 10, 2008</announced>
<revised>December 10, 2008: 01</revised>
<bug>192989</bug>
<access>remote</access>
<affected>
<package name="perl-core/Archive-Tar" auto="yes" arch="*">
<unaffected range="ge">1.40</unaffected>
<vulnerable range="lt">1.40</vulnerable>
</package>
</affected>
<background>
<p>
Archive::Tar is a Perl module for creation and manipulation of tar
files.
</p>
</background>
<description>
<p>
Jonathan Smith of rPath reported that Archive::Tar does not check for
".." in file names.
</p>
</description>
<impact type="normal">
<p>
A remote attacker could entice a user or automated system to extract a
specially crafted tar archive, overwriting files at arbitrary locations
outside of the specified directory.
</p>
</impact>
<workaround>
<p>
There is no known workaround at this time.
</p>
</workaround>
<resolution>
<p>
All Archive::Tar users should upgrade to the latest version:
</p>
<code>
# emerge --sync
# emerge --ask --oneshot --verbose &quot;&gt;=perl-core/Archive-Tar-1.40&quot;</code>
</resolution>
<references>
<uri link="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2007-4829">CVE-2007-4829</uri>
</references>
<metadata tag="requester" timestamp="Wed, 26 Nov 2008 18:55:42 +0000">
rbu
</metadata>
<metadata tag="submitter" timestamp="Wed, 26 Nov 2008 20:31:02 +0000">
rbu
</metadata>
<metadata tag="bugReady" timestamp="Wed, 26 Nov 2008 20:31:20 +0000">
rbu
</metadata>
</glsa>