metadata/glsa/glsa-202003-28.xml


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<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd">
<glsa id="202003-28">
  <title>libarchive: Multiple vulnerabilities</title>
  <synopsis>Multiple vulnerabilities have been found in libarchive, the worst
    of which may lead to arbitrary code execution.
  </synopsis>
  <product type="ebuild">libarchive</product>
  <announced>2020-03-15</announced>
  <revised count="1">2020-03-15</revised>
  <bug>699222</bug>
  <bug>710358</bug>
  <access>local, remote</access>
  <affected>
    <package name="app-arch/libarchive" auto="yes" arch="*">
      <unaffected range="ge">3.4.2</unaffected>
      <vulnerable range="lt">3.4.2</vulnerable>
    </package>
  </affected>
  <background>
    <p>libarchive is a library for manipulating different streaming archive
      formats, including certain tar variants, several cpio formats, and both
      BSD and GNU ar variants.
    </p>
  </background>
  <description>
    <p>Multiple vulnerabilities have been discovered in libarchive. Please
      review the CVE identifiers referenced below for details.
    </p>
  </description>
  <impact type="normal">
    <p>A remote attacker could entice a user to open a specially crafted
      archive file possibly resulting in the execution of arbitrary code with
      the privileges of the process or a Denial of Service condition.
    </p>
  </impact>
  <workaround>
    <p>There is no known workaround at this time.</p>
  </workaround>
  <resolution>
    <p>All libarchive users should upgrade to the latest version:</p>
    
    <code>
      # emerge --sync
      # emerge --ask --oneshot --verbose "&gt;=app-arch/libarchive-3.4.2"
    </code>
    
  </resolution>
  <references>
    <uri link="https://nvd.nist.gov/vuln/detail/CVE-2019-18408">CVE-2019-18408</uri>
    <uri link="https://nvd.nist.gov/vuln/detail/CVE-2020-9308">CVE-2020-9308</uri>
  </references>
  <metadata tag="requester" timestamp="2020-03-15T16:23:19Z">whissi</metadata>
  <metadata tag="submitter" timestamp="2020-03-15T16:26:32Z">whissi</metadata>
</glsa>