glsa-201903-09.xml


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<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd">
<glsa id="201903-09">
  <title>GNU C Library: Arbitrary descriptor allocation</title>
  <synopsis>A vulnerability in the GNU C Library could result in a Denial of
    Service condition.
  </synopsis>
  <product type="ebuild">glibc</product>
  <announced>2019-03-14</announced>
  <revised count="1">2019-03-14</revised>
  <bug>617938</bug>
  <access>remote</access>
  <affected>
    <package name="sys-libs/glibc" auto="yes" arch="*">
      <unaffected range="ge">2.26.0</unaffected>
      <vulnerable range="lt">2.26.0</vulnerable>
    </package>
  </affected>
  <background>
    <p>The GNU C library is the standard C library used by Gentoo Linux
      systems.
    </p>
  </background>
  <description>
    <p>A vulnerability was discovered in the GNU C Library functions xdr_bytes
      and xdr_string.
    </p>
  </description>
  <impact type="normal">
    <p>A remote attacker, by sending a crafted UDP packet, could cause a Denial
      of Service condition.
    </p>
  </impact>
  <workaround>
    <p>There is no known workaround at this time.</p>
  </workaround>
  <resolution>
    <p>All GNU C Library users should upgrade to the latest version:</p>
    
    <code>
      # emerge --sync
      # emerge --ask --oneshot --verbose "&gt;=sys-libs/glibc-2.26.0"
    </code>
  </resolution>
  <references>
    <uri link="https://nvd.nist.gov/vuln/detail/CVE-2018-19591">CVE-2018-19591</uri>
  </references>
  <metadata tag="requester" timestamp="2018-12-30T15:32:10Z">Zlogene</metadata>
  <metadata tag="submitter" timestamp="2019-03-14T01:31:55Z">Zlogene</metadata>
</glsa>