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gentoo-overlay/metadata/glsa/glsa-201203-21.xml

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<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd">
<glsa id="201203-21">
<title>Asterisk: Multiple vulnerabilities</title>
<synopsis>Multiple vulnerabilities have been found in Asterisk, the worst of
which may allow execution of arbitrary code.
</synopsis>
<product type="ebuild">Asterisk</product>
<announced>March 28, 2012</announced>
<revised>March 28, 2012: 1</revised>
<bug>408431</bug>
<access>remote</access>
<affected>
<package name="net-misc/asterisk" auto="yes" arch="*">
<unaffected range="ge">1.8.10.1</unaffected>
<vulnerable range="lt">1.8.10.1</vulnerable>
</package>
</affected>
<background>
<p>Asterisk is an open source telephony engine and toolkit.</p>
</background>
<description>
<p>Two vulnerabilities have been found in Asterisk:</p>
<ul>
<li>The "milliwatt_generate()" function in app_milliwatt.c is vulnerable
to a stack overrun (AST-2012-002).
</li>
<li>The "ast_parse_digest()" function in utils.c is vulnerable to a
stack-based buffer overflow (AST-2012-003).
</li>
</ul>
</description>
<impact type="high">
<p>A remote unauthenticated attacker could execute arbitrary code or cause
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-1.8.10.1"
</code>
</resolution>
<references>
<uri link="http://downloads.asterisk.org/pub/security/AST-2012-002.txt">
AST-2012-002
</uri>
<uri link="http://downloads.asterisk.org/pub/security/AST-2012-003.txt">
AST-2012-003
</uri>
<uri link="http://nvd.nist.gov/nvd.cfm?cvename=CVE-2012-1183">CVE-2012-1183</uri>
<uri link="http://nvd.nist.gov/nvd.cfm?cvename=CVE-2012-1184">CVE-2012-1184</uri>
</references>
<metadata timestamp="Fri, 16 Mar 2012 10:54:51 +0000" tag="requester">ackle</metadata>
<metadata timestamp="Wed, 28 Mar 2012 10:35:00 +0000" tag="submitter">ackle</metadata>
</glsa>