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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>