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<?xml version="1.0" encoding="utf-8"?>
<!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd">
<glsa id="200909-10">
<title>LMBench: Insecure temporary file usage</title>
<synopsis>
Multiple insecure temporary file usage issues have been reported in
LMBench, allowing for symlink attacks.
</synopsis>
<product type="ebuild">lmbench</product>
<announced>September 09, 2009</announced>
<revised>September 09, 2009: 01</revised>
<bug>246015</bug>
<access>local</access>
<affected>
<package name="app-benchmarks/lmbench" auto="yes" arch="*">
<vulnerable range="le">3</vulnerable>
</package>
</affected>
<background>
<p>
LMBench is a suite of simple, portable benchmarks for UNIX platforms.
</p>
</background>
<description>
<p>
Dmitry E. Oboukhov reported that the rccs and STUFF scripts do not
handle "/tmp/sdiff.#####" temporary files securely. NOTE: There might
be further occurances of insecure temporary file usage.
</p>
</description>
<impact type="normal">
<p>
A local attacker could perform symlink attacks to overwrite arbitrary
files with the privileges of the user running the application.
</p>
</impact>
<workaround>
<p>
There is no known workaround at this time.
</p>
</workaround>
<resolution>
<p>
LMBench has been removed from Portage. We recommend that users unmerge
LMBench:
</p>
<code>
# emerge --unmerge app-benchmarks/lmbench</code>
</resolution>
<references>
<uri link="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-4968">CVE-2008-4968</uri>
</references>
<metadata tag="requester" timestamp="Fri, 10 Jul 2009 10:54:15 +0000">
rbu
</metadata>
<metadata tag="submitter" timestamp="Fri, 28 Aug 2009 07:58:27 +0000">
a3li
</metadata>
<metadata tag="bugReady" timestamp="Mon, 31 Aug 2009 03:38:05 +0000">
a3li
</metadata>
</glsa>
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