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<?xml version="1.0" encoding="UTF-8"?>
<?xml-stylesheet type="text/xsl" href="/xsl/glsa.xsl"?>
<?xml-stylesheet type="text/xsl" href="/xsl/guide.xsl"?>
<!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd">
<glsa id="201202-08">
<title>stunnel: Arbitrary code execution</title>
<synopsis>A vulnerability was found in stunnel, allowing remote attackers to
cause a Denial of Service and potentially arbitrary code execution.
</synopsis>
<product type="ebuild">ebuild stunnel</product>
<announced>February 29, 2012</announced>
<revised>July 30, 2012: 2</revised>
<bug>379859</bug>
<access>remote</access>
<affected>
<package name="net-misc/stunnel" auto="yes" arch="*">
<unaffected range="ge">4.44</unaffected>
<unaffected range="lt">4</unaffected>
<vulnerable range="lt">4.44</vulnerable>
</package>
</affected>
<background>
<p>The stunnel program is designed to work as an SSL encryption wrapper
between a client and a local or remote server.
</p>
</background>
<description>
<p>An unspecified heap vulnerability was discovered in stunnel.</p>
</description>
<impact type="normal">
<p>The vulnerability may possibly be leveraged to perform remote code
execution or a Denial of Service attack.
</p>
</impact>
<workaround>
<p>There is no known workaround at this time.</p>
</workaround>
<resolution>
<p>All stunnel 4.x users should upgrade to the latest version:</p>
<code>
# emerge --sync
# emerge --ask --oneshot --verbose ">=net-misc/stunnel-4.44"
</code>
</resolution>
<references>
<uri link="http://nvd.nist.gov/nvd.cfm?cvename=CVE-2011-2940">CVE-2011-2940</uri>
</references>
<metadata timestamp="Sun, 30 Oct 2011 18:44:45 +0000" tag="requester">ago</metadata>
<metadata timestamp="Mon, 30 Jul 2012 23:07:18 +0000" tag="submitter">ago</metadata>
</glsa>
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