<?xml version="1.0" encoding="utf-8"?>
<!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd">

<glsa id="200901-04">
  <title>D-Bus: Denial of Service</title>
  <synopsis>
    An error condition can cause D-Bus to crash.
  </synopsis>
  <product type="ebuild">dbus</product>
  <announced>January 11, 2009</announced>
  <revised>January 11, 2009: 01</revised>
  <bug>240308</bug>
  <access>local</access>
  <affected>
    <package name="sys-apps/dbus" auto="yes" arch="*">
      <unaffected range="ge">1.2.3-r1</unaffected>
      <vulnerable range="lt">1.2.3-r1</vulnerable>
    </package>
  </affected>
  <background>
    <p>
    D-Bus is a daemon providing a framework for applications to communicate
    with one another.
    </p>
  </background>
  <description>
    <p>
    schelte reported that the dbus_signature_validate() function can
    trigger a failed assertion when processing a message containing a
    malformed signature.
    </p>
  </description>
  <impact type="normal">
    <p>
    A local user could send a specially crafted message to the D-Bus
    daemon, leading to a Denial of Service.
    </p>
  </impact>
  <workaround>
    <p>
    There is no known workaround at this time.
    </p>
  </workaround>
  <resolution>
    <p>
    All D-Bus users should upgrade to the latest version:
    </p>
    <code>
    # emerge --sync
    # emerge --ask --oneshot --verbose &quot;&gt;=sys-apps/dbus-1.2.3-r1&quot;</code>
  </resolution>
  <references>
    <uri link="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-3834">CVE-2008-3834</uri>
  </references>
  <metadata tag="requester" timestamp="Wed, 26 Nov 2008 18:43:42 +0000">
    rbu
  </metadata>
  <metadata tag="submitter" timestamp="Wed, 26 Nov 2008 21:51:45 +0000">
    rbu
  </metadata>
  <metadata tag="bugReady" timestamp="Wed, 26 Nov 2008 21:52:15 +0000">
    rbu
  </metadata>
</glsa>