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<?xml version="1.0" encoding="utf-8"?>
<!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd">
<glsa id="200609-04">
<title>LibXfont: Multiple integer overflows</title>
<synopsis>
A buffer overflow was discovered in the PCF font parser, potentially
resulting in the execution of arbitrary code.
</synopsis>
<product type="ebuild">LibXfont</product>
<announced>September 06, 2006</announced>
<revised>September 06, 2006: 01</revised>
<bug>144092</bug>
<access>local</access>
<affected>
<package name="x11-libs/libXfont" auto="yes" arch="*">
<unaffected range="ge">1.2.0-r1</unaffected>
<vulnerable range="lt">1.2.0-r1</vulnerable>
</package>
</affected>
<background>
<p>
libXfont is the X.Org Xfont library, some parts are based on the
FreeType code base.
</p>
</background>
<description>
<p>
Several integer overflows have been found in the PCF font parser.
</p>
</description>
<impact type="normal">
<p>
A local attacker could possibly execute arbitrary code or crash the
Xserver by enticing a user to load a specially crafted PCF font file.
</p>
</impact>
<workaround>
<p>
Do not use untrusted PCF Font files.
</p>
</workaround>
<resolution>
<p>
All libXfont users should upgrade to the latest version:
</p>
<code>
# emerge --sync
# emerge --ask --oneshot --verbose &quot;&gt;=x11-libs/libXfont-1.2.0-r1&quot;</code>
</resolution>
<references>
<uri link="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-3467">CVE-2006-3467</uri>
</references>
<metadata tag="requester" timestamp="Thu, 31 Aug 2006 17:04:06 +0000">
falco
</metadata>
<metadata tag="submitter" timestamp="Sun, 03 Sep 2006 12:10:42 +0000">
daxomatic
</metadata>
<metadata tag="bugReady" timestamp="Tue, 05 Sep 2006 19:36:43 +0000">
jaervosz
</metadata>
</glsa>