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<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd">
<glsa id="201311-04">
<title>Vixie cron: Denial of Service</title>
<synopsis>A vulnerability has been found in Vixie cron, allowing local
attackers to conduct symlink attacks.
</synopsis>
<product type="ebuild">vixie-cron</product>
<announced>November 07, 2013</announced>
<revised>November 07, 2013: 1</revised>
<bug>308055</bug>
<access>local</access>
<affected>
<package name="sys-process/vixie-cron" auto="yes" arch="*">
<unaffected range="ge">4.1-r14</unaffected>
<vulnerable range="lt">4.1-r14</vulnerable>
</package>
</affected>
<background>
<p>Paul Vixie’s cron daemon, a fully featured crond implementation.</p>
</background>
<description>
<p>Vixie cron contains a race condition relating to atime and mtime values
of temporary files.
</p>
</description>
<impact type="normal">
<p>A local attacker could change the modification time of files, possibly
resulting in a Denial of Service condition via a symlink attack.
</p>
</impact>
<workaround>
<p>There is no known workaround at this time.</p>
</workaround>
<resolution>
<p>All Vixie cron users should upgrade to the latest version:</p>
<code>
# emerge --sync
# emerge --ask --oneshot --verbose "&gt;=sys-process/vixie-cron-4.1-r14"
</code>
</resolution>
<references>
<uri link="http://nvd.nist.gov/nvd.cfm?cvename=CVE-2010-0424">CVE-2010-0424</uri>
</references>
<metadata tag="requester" timestamp="Mon, 04 Nov 2013 03:18:24 +0000">
BlueKnight
</metadata>
<metadata tag="submitter" timestamp="Thu, 07 Nov 2013 01:56:36 +0000">
BlueKnight
</metadata>
</glsa>