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<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd">
<glsa id="201202-06">
<title>Asterisk: Denial of Service</title>
<synopsis>A vulnerability in Asterisk could allow a remote attacker to cause
a Denial of Service condition.
</synopsis>
<product type="ebuild">asterisk</product>
<announced>February 22, 2012</announced>
<revised>February 22, 2012: 1</revised>
<bug>399507</bug>
<access>remote</access>
<affected>
<package name="net-misc/asterisk" auto="yes" arch="*">
<unaffected range="ge">1.8.8.2</unaffected>
<vulnerable range="lt">1.8.8.2</vulnerable>
</package>
</affected>
<background>
<p>Asterisk is an open source telephony engine and toolkit.</p>
</background>
<description>
<p>A vulnerability has been found in Asterisk's handling of certain
encrypted streams where the res_srtp module has been loaded but video
support has not been enabled.
</p>
</description>
<impact type="normal">
<p>A remote attacker could send a specially crafted SDP message to the
Asterisk daemon, possibly resulting in a Denial of Service condition.
</p>
</impact>
<workaround>
<p>There is no known workaround at this time.</p>
</workaround>
<resolution>
<p>All Asterisk users should upgrade to the latest version:</p>
<code>
# emerge --sync
# emerge --ask --oneshot --verbose "&gt;=net-misc/asterisk-1.8.8.2"
</code>
</resolution>
<references>
<uri link="http://nvd.nist.gov/nvd.cfm?cvename=CVE-2012-0885">CVE-2012-0885</uri>
</references>
<metadata timestamp="Fri, 27 Jan 2012 14:53:19 +0000" tag="requester">ackle</metadata>
<metadata timestamp="Wed, 22 Feb 2012 19:58:56 +0000" tag="submitter">ackle</metadata>
</glsa>