glsa-200712-07.xml


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<?xml version="1.0" encoding="utf-8"?>
<!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd">
<glsa id="200712-07">
  <title>Lookup: Insecure temporary file creation</title>
  <synopsis>
    Lookup uses temporary files in an insecure manner, allowing for a symlink
    attack.
  </synopsis>
  <product type="ebuild">lookup</product>
  <announced>2007-12-09</announced>
  <revised count="01">2007-12-09</revised>
  <bug>197306</bug>
  <access>local</access>
  <affected>
    <package name="app-emacs/lookup" auto="yes" arch="*">
      <unaffected range="ge">1.4.1</unaffected>
      <vulnerable range="lt">1.4.1</vulnerable>
    </package>
  </affected>
  <background>
    <p>
    Lookup is a search interface to books and dictionnaries for Emacs.
    </p>
  </background>
  <description>
    <p>
    Tatsuya Kinoshita reported that the ndeb-binary function does not
    handle temporay files correctly.
    </p>
  </description>
  <impact type="normal">
    <p>
    A local attacker could use a symlink attack to overwrite files with the
    privileges of the user running Lookup.
    </p>
  </impact>
  <workaround>
    <p>
    There is no known workaround at this time.
    </p>
  </workaround>
  <resolution>
    <p>
    All Lookup users should upgrade to the latest version:
    </p>
    <code>
    # emerge --sync
    # emerge --ask --oneshot --verbose "&gt;=app-emacs/lookup-1.4.1"</code>
  </resolution>
  <references>
    <uri link="https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2007-0237">CVE-2007-0237</uri>
  </references>
  <metadata tag="requester" timestamp="2007-11-19T22:00:43Z">
    p-y
  </metadata>
  <metadata tag="bugReady" timestamp="2007-11-21T00:09:14Z">
    rbu
  </metadata>
  <metadata tag="submitter" timestamp="2007-12-08T23:10:28Z">
    p-y
  </metadata>
</glsa>