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<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd">
<glsa id="201110-13">
<title>Tor: Multiple vulnerabilities</title>
<synopsis>Multiple vulnerabilities were found in Tor, the most severe of
which may allow a remote attacker to execute arbitrary code.
</synopsis>
<product type="ebuild">Tor</product>
<announced>October 18, 2011</announced>
<revised>October 18, 2011: 1</revised>
<bug>351920</bug>
<bug>359789</bug>
<access>remote</access>
<affected>
<package name="net-misc/tor" auto="yes" arch="*">
<unaffected range="ge">0.2.1.30</unaffected>
<vulnerable range="lt">0.2.1.30</vulnerable>
</package>
</affected>
<background>
<p>Tor is an implementation of second generation Onion Routing, a
connection-oriented anonymizing communication service.
</p>
</background>
<description>
<p>Multiple vulnerabilities have been discovered in Tor. Please review the
CVE identifiers referenced below for details.
</p>
</description>
<impact type="high">
<p>A remote unauthenticated attacker may be able to execute arbitrary code
with the privileges of the Tor process or create a Denial of Service.
</p>
</impact>
<workaround>
<p>There is no known workaround at this time.</p>
</workaround>
<resolution>
<p>All Tor users should upgrade to the latest version:</p>
<code>
# emerge --sync
# emerge --ask --oneshot --verbose "&gt;=net-misc/tor-0.2.1.30"
</code>
<p>NOTE: This is a legacy GLSA. Updates for all affected architectures are
available since April 2, 2011. It is likely that your system is already
no longer affected by this issue.
</p>
</resolution>
<references>
<uri link="http://nvd.nist.gov/nvd.cfm?cvename=CVE-2011-0015">CVE-2011-0015</uri>
<uri link="http://nvd.nist.gov/nvd.cfm?cvename=CVE-2011-0016">CVE-2011-0016</uri>
<uri link="http://nvd.nist.gov/nvd.cfm?cvename=CVE-2011-0427">CVE-2011-0427</uri>
<uri link="http://nvd.nist.gov/nvd.cfm?cvename=CVE-2011-0490">CVE-2011-0490</uri>
<uri link="http://nvd.nist.gov/nvd.cfm?cvename=CVE-2011-0491">CVE-2011-0491</uri>
<uri link="http://nvd.nist.gov/nvd.cfm?cvename=CVE-2011-0492">CVE-2011-0492</uri>
<uri link="http://nvd.nist.gov/nvd.cfm?cvename=CVE-2011-0493">CVE-2011-0493</uri>
<uri link="http://nvd.nist.gov/nvd.cfm?cvename=CVE-2011-1924">CVE-2011-1924</uri>
</references>
<metadata timestamp="Fri, 07 Oct 2011 23:38:20 +0000" tag="requester">
underling
</metadata>
<metadata timestamp="Tue, 18 Oct 2011 18:25:47 +0000" tag="submitter">
underling
</metadata>
</glsa>