glsa-201701-50.xml


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<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd">
<glsa id="201701-50">
  <title>PPP: Buffer overflow</title>
  <synopsis>A buffer overflow in PPP might allow remote attackers to cause a
    Denial of Service condition.
  </synopsis>
  <product type="ebuild">ppp</product>
  <announced>2017-01-23</announced>
  <revised count="1">2017-01-23</revised>
  <bug>546554</bug>
  <access>remote</access>
  <affected>
    <package name="net-dialup/ppp" auto="yes" arch="*">
      <unaffected range="ge">2.4.7-r3</unaffected>
      <vulnerable range="lt">2.4.7-r3</vulnerable>
    </package>
  </affected>
  <background>
    <p>PPP is a Unix implementation of the Point-to-Point Protocol</p>
  </background>
  <description>
    <p>A buffer overflow was discovered in the rc_mksid function in
      plugins/radius/util.c in PPP when the PID for pppd is greater than 65535.
    </p>
  </description>
  <impact type="normal">
    <p>A remote attacker could cause a Denial of Service condition.</p>
  </impact>
  <workaround>
    <p>There is no known workaround at this time.</p>
  </workaround>
  <resolution>
    <p>All PPP users should upgrade to the latest version:</p>
    
    <code>
      # emerge --sync
      # emerge --ask --oneshot --verbose "&gt;=net-dialup/ppp-2.4.7-r3"
    </code>
  </resolution>
  <references>
    <uri link="https://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-3310">CVE-2015-3310</uri>
  </references>
  <metadata tag="requester" timestamp="2017-01-18T22:55:39Z">b-man</metadata>
  <metadata tag="submitter" timestamp="2017-01-23T03:15:31Z">b-man</metadata>
</glsa>