glsa-201512-06.xml


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<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd">
<glsa id="201512-06">
  <title>MPFR: User-assisted execution of arbitrary code</title>
  <synopsis>A buffer overflow vulnerability in MPFR could allow remote
    attackers to execute arbitrary code or cause Denial of Service.
  </synopsis>
  <product type="ebuild">mpfr</product>
  <announced>2015-12-30</announced>
  <revised count="1">2015-12-30</revised>
  <bug>532028</bug>
  <access>remote</access>
  <affected>
    <package name="dev-libs/mpfr" auto="yes" arch="*">
      <unaffected range="ge">3.1.3_p4</unaffected>
      <vulnerable range="lt">3.1.3_p4</vulnerable>
    </package>
  </affected>
  <background>
    <p>MPFR is a library for multiple-precision floating-point computations
      with exact rounding.
    </p>
  </background>
  <description>
    <p>MPFR fails to adequately check user-supplied input, which could lead to
      a buffer overflow. 
    </p>
  </description>
  <impact type="normal">
    <p>A remote 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 MPFR users should upgrade to the latest version:</p>
    
    <code>
      # emerge --sync
      # emerge --ask --oneshot --verbose "&gt;=dev-libs/mpfr-3.1.3_p4"
    </code>
    
  </resolution>
  <references>
    <uri link="https://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-9474">CVE-2014-9474</uri>
  </references>
  <metadata tag="requester" timestamp="2015-11-03T03:47:08Z">
    BlueKnight
  </metadata>
  <metadata tag="submitter" timestamp="2015-12-30T10:56:32Z">ackle</metadata>
</glsa>