glsa-202007-22.xml


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<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd">
<glsa id="202007-22">
  <title>sysstat: Arbitrary code execution</title>
  <synopsis>A use-after-free in sysstat was discovered which may allow
    arbitrary code execution.
  </synopsis>
  <product type="ebuild">sysstat</product>
  <announced>2020-07-27</announced>
  <revised count="1">2020-07-27</revised>
  <bug>706206</bug>
  <access>local</access>
  <affected>
    <package name="app-admin/sysstat" auto="yes" arch="*">
      <unaffected range="ge">12.2.1</unaffected>
      <vulnerable range="lt">12.2.1</vulnerable>
    </package>
  </affected>
  <background>
    <p>sysstat is a package containing a number of performance monitoring
      utilities for Linux, including sar, mpstat, iostat and sa tools.
    </p>
  </background>
  <description>
    <p>A double-free in sysstat’s check_file_actlst() function was
      discovered.
    </p>
  </description>
  <impact type="normal">
    <p>A local attacker could possibly execute arbitrary code with the
      privileges of the process or cause a Denial of Service condition.
    </p>
  </impact>
  <workaround>
    <p>There is no known workaround at this time.</p>
  </workaround>
  <resolution>
    <p>All sysstat users should upgrade to the latest version:</p>
    
    <code>
      # emerge --sync
      # emerge --ask --oneshot --verbose "&gt;=app-admin/sysstat-12.2.1"
    </code>
  </resolution>
  <references>
    <uri link="https://nvd.nist.gov/vuln/detail/CVE-2019-19725">CVE-2019-19725</uri>
  </references>
  <metadata tag="requester" timestamp="2020-07-26T15:01:59Z">sam_c</metadata>
  <metadata tag="submitter" timestamp="2020-07-27T00:08:31Z">sam_c</metadata>
</glsa>