glsa-201904-11.xml


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<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd">
<glsa id="201904-11">
  <title>Portage: Man-in-the-middle</title>
  <synopsis>A vulnerability in emerge-delta-webrsync and Portage could result
    in a man-in-the-middle attack.
  </synopsis>
  <product type="ebuild">portage</product>
  <announced>2019-04-08</announced>
  <revised count="1">2019-04-08</revised>
  <bug>646212</bug>
  <access>remote</access>
  <affected>
    <package name="app-portage/emerge-delta-webrsync" auto="yes" arch="*">
      <unaffected range="ge">3.7.4</unaffected>
      <vulnerable range="lt">3.7.4</vulnerable>
    </package>
    <package name="sys-apps/portage" auto="yes" arch="*">
      <unaffected range="ge">2.3.22</unaffected>
      <vulnerable range="lt">2.3.22</vulnerable>
    </package>
  </affected>
  <background>
    <p>Portage is the package management and distribution system for Gentoo.</p>
  </background>
  <description>
    <p>A vulnerability was discovered in emerge-delta-webrsync and Portage that
      did not properly validate the revocation status of GPG keys.
    </p>
  </description>
  <impact type="normal">
    <p>A remote attacker could conduct a man-in-the-middle attack.  Please
      review the referenced bug for specific details.
    </p>
  </impact>
  <workaround>
    <p>There is no known workaround at this time.</p>
  </workaround>
  <resolution>
    <p>All emerge-delta-webrsync users should upgrade to the latest version:</p>
    
    <code>
      # emerge --sync
      # emerge --ask --oneshot --verbose
      "&gt;=app-portage/emerge-delta-webrsync-3.7.4"
    </code>
    
    <p>All Portage users should upgrade to the latest version:</p>
    
    <code>
      # emerge --sync
      # emerge --ask --oneshot --verbose "&gt;=sys-apps/portage-2.3.22"
    </code>
  </resolution>
  <references>
  </references>
  <metadata tag="requester" timestamp="2019-03-24T23:20:15Z">BlueKnight</metadata>
  <metadata tag="submitter" timestamp="2019-04-08T15:21:14Z">b-man</metadata>
</glsa>