metadata/glsa/glsa-202107-01.xml


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<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd">
<glsa id="202107-01">
  <title>corosync: Denial of service</title>
  <synopsis>A vulnerability in corosync could lead to a Denial of Service
    condition.
  </synopsis>
  <product type="ebuild">corosync</product>
  <announced>2021-07-03</announced>
  <revised count="1">2021-07-03</revised>
  <bug>658354</bug>
  <access>remote</access>
  <affected>
    <package name="sys-cluster/corosync" auto="yes" arch="*">
      <unaffected range="ge">3.0.4</unaffected>
      <vulnerable range="lt">3.0.4</vulnerable>
    </package>
  </affected>
  <background>
    <p>The Corosync Cluster Engine is a Group Communication System with
      additional features for implementing high availability within
      applications.
    </p>
  </background>
  <description>
    <p>It was discovered that corosync allowed an unauthenticated user to cause
      a Denial of Service by application crash.
    </p>
  </description>
  <impact type="low">
    <p>A remote attacker could send a malicious crafted packet, 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 corosync users should upgrade to the latest version:</p>
    
    <code>
      # emerge --sync
      # emerge --ask --oneshot --verbose "&gt;=sys-cluster/corosync-3.0.4"
    </code>
    
  </resolution>
  <references>
    <uri link="https://nvd.nist.gov/vuln/detail/CVE-2018-1084">CVE-2018-1084</uri>
  </references>
  <metadata tag="requester" timestamp="2021-05-26T21:04:45Z">whissi</metadata>
  <metadata tag="submitter" timestamp="2021-07-03T01:25:30Z">whissi</metadata>
</glsa>