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+<?xml version="1.0" encoding="utf-8"?>
+<?xml-stylesheet href="/xsl/glsa.xsl" type="text/xsl"?>
+<?xml-stylesheet href="/xsl/guide.xsl" type="text/xsl"?>
+<!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd">
+
+<glsa id="200901-11">
+ <title>Avahi: Denial of Service</title>
+ <synopsis>
+ A Denial of Service vulnerability has been discovered in Avahi.
+ </synopsis>
+ <product type="ebuild">avahi</product>
+ <announced>January 14, 2009</announced>
+ <revised>January 14, 2009: 01</revised>
+ <bug>250913</bug>
+ <access>remote</access>
+ <affected>
+ <package name="net-dns/avahi" auto="yes" arch="*">
+ <unaffected range="ge">0.6.24</unaffected>
+ <vulnerable range="lt">0.6.24</vulnerable>
+ </package>
+ </affected>
+ <background>
+ <p>
+ Avahi is a system that facilitates service discovery on a local
+ network.
+ </p>
+ </background>
+ <description>
+ <p>
+ Hugo Dias reported a failed assertion in the
+ originates_from_local_legacy_unicast_socket() function in
+ avahi-core/server.c when processing mDNS packets with a source port of
+ 0.
+ </p>
+ </description>
+ <impact type="normal">
+ <p>
+ A remote attacker could send specially crafted packets to the daemon,
+ leading to its crash.
+ </p>
+ </impact>
+ <workaround>
+ <p>
+ There is no known workaround at this time.
+ </p>
+ </workaround>
+ <resolution>
+ <p>
+ All Avahi users should upgrade to the latest version:
+ </p>
+ <code>
+ # emerge --sync
+ # emerge --ask --oneshot --verbose &quot;&gt;=net-dns/avahi-0.6.24&quot;</code>
+ </resolution>
+ <references>
+ <uri link="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-5081">CVE-2008-5081</uri>
+ </references>
+ <metadata tag="requester" timestamp="Sun, 11 Jan 2009 18:41:03 +0000">
+ craig
+ </metadata>
+ <metadata tag="submitter" timestamp="Mon, 12 Jan 2009 22:42:38 +0000">
+ p-y
+ </metadata>
+ <metadata tag="bugReady" timestamp="Mon, 12 Jan 2009 22:42:49 +0000">
+ p-y
+ </metadata>
+</glsa>