glsa-201510-02.xml


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<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd">
<glsa id="201510-02">
  <title>QEMU: Arbitrary code execution</title>
  <synopsis>A heap-based buffer overflow in QEMU could result in execution of
    arbitrary code.
  </synopsis>
  <product type="ebuild">qemu</product>
  <announced>2015-10-31</announced>
  <revised>2015-10-31: 1</revised>
  <bug>551752</bug>
  <bug>555680</bug>
  <bug>556050</bug>
  <bug>556052</bug>
  <access>local, remote</access>
  <affected>
    <package name="app-emulation/qemu" auto="yes" arch="*">
      <unaffected range="ge">2.3.0-r4</unaffected>
      <vulnerable range="lt">2.3.0-r4</vulnerable>
    </package>
  </affected>
  <background>
    <p>QEMU is a generic and open source machine emulator and virtualizer.</p>
  </background>
  <description>
    <p>Heap-based buffer overflow has been found in QEMU’s PCNET controller.</p>
  </description>
  <impact type="normal">
    <p>A remote attacker could execute arbitrary code via a specially crafted
      packets.
    </p>
  </impact>
  <workaround>
    <p>There is no known workaround at this time.</p>
  </workaround>
  <resolution>
    <p>All QEMU users should upgrade to the latest version:</p>
    
    <code>
      # emerge --sync
      # emerge --ask --oneshot --verbose "&gt;=app-emulation/qemu-2.3.0-r4"
    </code>
    
  </resolution>
  <references>
    <uri link="https://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-3209">CVE-2015-3209</uri>
    <uri link="https://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-3214">CVE-2015-3214</uri>
    <uri link="https://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-5154">CVE-2015-5154</uri>
    <uri link="https://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-5158">CVE-2015-5158</uri>
  </references>
  <metadata tag="requester" timestamp="2015-07-16T12:11:27Z">
    BlueKnight
  </metadata>
  <metadata tag="submitter" timestamp="2015-10-31T15:00:35Z">Zlogene</metadata>
</glsa>