glsa-201805-10.xml


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<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd">
<glsa id="201805-10">
  <title>Zsh: Multiple vulnerabilities </title>
  <synopsis>Multiple vulnerabilities have been found in Zsh, the worst of which
    could allow local attackers to execute arbitrary code.
  </synopsis>
  <product type="ebuild">zsh</product>
  <announced>2018-05-26</announced>
  <revised count="1">2018-05-26</revised>
  <bug>649614</bug>
  <bug>651860</bug>
  <bug>655708</bug>
  <access>local</access>
  <affected>
    <package name="app-shells/zsh" auto="yes" arch="*">
      <unaffected range="ge">5.5</unaffected>
      <vulnerable range="lt">5.5</vulnerable>
    </package>
  </affected>
  <background>
    <p>A shell designed for interactive use, although it is also a powerful
      scripting language.
    </p>
  </background>
  <description>
    <p>Multiple vulnerabilities have been discovered in Zsh. Please review the
      CVE identifiers referenced below for details.
    </p>
  </description>
  <impact type="normal">
    <p>A local attacker could execute arbitrary code, escalate privileges, or
      cause a Denial of Service condition.
    </p>
  </impact>
  <workaround>
    <p>There is no known workaround at this time.</p>
  </workaround>
  <resolution>
    <p>All Zsh users should upgrade to the latest version:</p>
    
    <code>
      # emerge --sync
      # emerge --ask --oneshot --verbose "&gt;=app-shells/zsh-5.5"
    </code>
  </resolution>
  <references>
    <uri link="https://nvd.nist.gov/vuln/detail/CVE-2017-18205">CVE-2017-18205</uri>
    <uri link="https://nvd.nist.gov/vuln/detail/CVE-2017-18206">CVE-2017-18206</uri>
    <uri link="https://nvd.nist.gov/vuln/detail/CVE-2018-1071">CVE-2018-1071</uri>
    <uri link="https://nvd.nist.gov/vuln/detail/CVE-2018-1083">CVE-2018-1083</uri>
    <uri link="https://nvd.nist.gov/vuln/detail/CVE-2018-1100">CVE-2018-1100</uri>
    <uri link="https://nvd.nist.gov/vuln/detail/CVE-2018-7548">CVE-2018-7548</uri>
    <uri link="https://nvd.nist.gov/vuln/detail/CVE-2018-7549">CVE-2018-7549</uri>
  </references>
  <metadata tag="requester" timestamp="2018-05-26T14:04:43Z">b-man</metadata>
  <metadata tag="submitter" timestamp="2018-05-26T15:33:08Z">b-man</metadata>
</glsa>