glsa-202003-50.xml


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<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd">
<glsa id="202003-50">
  <title>Tor: Multiple vulnerabilities</title>
  <synopsis>Multiple vulnerabilities were found in Tor, the worst of which
    could allow remote attackers to cause a Denial of Service condition.
  </synopsis>
  <product type="ebuild">tor</product>
  <announced>2020-03-25</announced>
  <revised count="1">2020-03-25</revised>
  <bug>713238</bug>
  <access>remote</access>
  <affected>
    <package name="net-vpn/tor" auto="yes" arch="*">
      <unaffected range="rge">0.4.1.9</unaffected>
      <unaffected range="rge">0.4.2.7</unaffected>
      <vulnerable range="lt">0.4.2.7</vulnerable>
    </package>
  </affected>
  <background>
    <p>Tor is an implementation of second generation Onion Routing, a
      connection-oriented anonymizing communication service.
    </p>
  </background>
  <description>
    <p>Multiple vulnerabilities have been discovered in Tor, and tor. Please
      review the CVE identifiers referenced below for details.
    </p>
  </description>
  <impact type="low">
    <p>A remote attacker could possibly cause a Denial of Service condition.</p>
  </impact>
  <workaround>
    <p>There is no known workaround at this time.</p>
  </workaround>
  <resolution>
    <p>All Tor 0.4.1.x users should upgrade to the latest version:</p>
    
    <code>
      # emerge --sync
      # emerge --ask --oneshot --verbose "&gt;=net-vpn/tor-0.4.1.9"
    </code>
    
    <p>All Tor 0.4.2.x users should upgrade to the latest version:</p>
    
    <code>
      # emerge --sync
      # emerge --ask --oneshot --verbose "&gt;=net-vpn/tor-0.4.2.7"
    </code>
    
  </resolution>
  <references>
    <uri link="https://nvd.nist.gov/vuln/detail/CVE-2020-10592">CVE-2020-10592</uri>
    <uri link="https://nvd.nist.gov/vuln/detail/CVE-2020-10593">CVE-2020-10593</uri>
  </references>
  <metadata tag="requester" timestamp="2020-03-25T15:44:11Z">whissi</metadata>
  <metadata tag="submitter" timestamp="2020-03-25T15:54:00Z">whissi</metadata>
</glsa>