glsa-200509-07.xml


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<?xml version="1.0" encoding="utf-8"?>
<!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd">
<glsa id="200509-07">
  <title>X.Org: Heap overflow in pixmap allocation</title>
  <synopsis>
    An integer overflow in pixmap memory allocation potentially allows any
    X.Org user to execute arbitrary code with elevated privileges.
  </synopsis>
  <product type="ebuild">X.Org</product>
  <announced>2005-09-12</announced>
  <revised count="01">2005-09-12</revised>
  <bug>105688</bug>
  <access>local</access>
  <affected>
    <package name="x11-base/xorg-x11" auto="yes" arch="*">
      <unaffected range="ge">6.8.2-r3</unaffected>
      <vulnerable range="lt">6.8.2-r3</vulnerable>
    </package>
  </affected>
  <background>
    <p>
    X.Org is X.Org Foundation's Public Implementation of the X Window
    System.
    </p>
  </background>
  <description>
    <p>
    X.Org is missing an integer overflow check during pixmap memory
    allocation.
    </p>
  </description>
  <impact type="high">
    <p>
    An X.Org user could exploit this issue to make the X server
    execute arbitrary code with elevated privileges.
    </p>
  </impact>
  <workaround>
    <p>
    There is no known workaround at this time.
    </p>
  </workaround>
  <resolution>
    <p>
    All X.org users should upgrade to the latest version:
    </p>
    <code>
    # emerge --sync
    # emerge --ask --oneshot --verbose "&gt;=x11-base/xorg-x11-6.8.2-r3"</code>
  </resolution>
  <references>
    <uri link="https://cve.mitre.org/cgi-bin/cvename.cgi?name=CAN-2005-2495">CAN-2005-2495</uri>
  </references>
  <metadata tag="submitter" timestamp="2005-09-06T08:58:25Z">
    koon
  </metadata>
  <metadata tag="bugReady" timestamp="2005-09-12T15:28:20Z">
    koon
  </metadata>
</glsa>