xml/htdocs/security/en/glsa/glsa-200705-05.xml


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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="200705-05">
  <title>Quagga: Denial of Service</title>
  <synopsis>
    A vulnerability has been discovered in Quagga allowing for a Denial of
    Service.
  </synopsis>
  <product type="ebuild">quagga</product>
  <announced>May 02, 2007</announced>
  <revised>May 02, 2007: 01</revised>
  <bug>174206</bug>
  <access>remote</access>
  <affected>
    <package name="net-misc/quagga" auto="yes" arch="*">
      <unaffected range="ge">0.98.6-r2</unaffected>
      <vulnerable range="lt">0.98.6-r2</vulnerable>
    </package>
  </affected>
  <background>
    <p>
    Quagga is a free routing daemon, supporting RIP, OSPF and BGP
    protocols.
    </p>
  </background>
  <description>
    <p>
    The Quagga development team reported a vulnerability in the BGP routing
    deamon when processing NLRI attributes inside UPDATE messages.
    </p>
  </description>
  <impact type="normal">
    <p>
    A malicious peer inside a BGP area could send a specially crafted
    packet to a Quagga instance, possibly resulting in a crash of the
    Quagga daemon.
    </p>
  </impact>
  <workaround>
    <p>
    There is no known workaround at this time.
    </p>
  </workaround>
  <resolution>
    <p>
    All Quagga users should upgrade to the latest version:
    </p>
    <code>
    # emerge --sync
    # emerge --ask --oneshot --verbose &quot;&gt;=net-misc/quagga-0.98.6-r2&quot;</code>
  </resolution>
  <references>
    <uri link="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2007-1995">CVE-2007-1995</uri>
  </references>
  <metadata tag="requester" timestamp="Mon, 23 Apr 2007 20:01:28 +0000">
    falco
  </metadata>
  <metadata tag="submitter" timestamp="Wed, 25 Apr 2007 21:27:10 +0000">
    p-y
  </metadata>
  <metadata tag="bugReady" timestamp="Mon, 30 Apr 2007 08:45:01 +0000">
    p-y
  </metadata>
</glsa>