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<?xml version="1.0" encoding="utf-8"?>
<!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd">
<glsa id="200809-01">
<title>yelp: User-assisted execution of arbitrary code</title>
<synopsis>
A vulnerability in yelp can lead to the execution of arbitrary code when
opening a URI, for example through Firefox.
</synopsis>
<product type="ebuild">yelp</product>
<announced>September 04, 2008</announced>
<revised>September 04, 2008: 01</revised>
<bug>234079</bug>
<access>remote</access>
<affected>
<package name="gnome-extra/yelp" auto="yes" arch="*">
<unaffected range="ge">2.22.1-r2</unaffected>
<unaffected range="rge">2.20.0-r1</unaffected>
<vulnerable range="lt">2.22.1-r2</vulnerable>
</package>
</affected>
<background>
<p>
yelp is the default help browser for GNOME.
</p>
</background>
<description>
<p>
Aaron Grattafiori reported a format string vulnerability in the
window_error() function in yelp-window.c.
</p>
</description>
<impact type="normal">
<p>
A remote attacker can entice a user to open specially crafted "man:" or
"ghelp:" URIs in yelp, or an application using yelp such as Firefox or
Evolution, and execute arbitrary code with the privileges of that user.
</p>
</impact>
<workaround>
<p>
There is no known workaround at this time.
</p>
</workaround>
<resolution>
<p>
All yelp users running GNOME 2.22 should upgrade to the latest version:
</p>
<code>
# emerge --sync
# emerge --ask --oneshot --verbose &quot;&gt;=gnome-extra/yelp-2.22.1-r2&quot;</code>
<p>
All yelp users running GNOME 2.20 should upgrade to the latest version:
</p>
<code>
# emerge --sync
# emerge --ask --oneshot --verbose &quot;&gt;=gnome-extra/yelp-2.20.0-r1&quot;</code>
</resolution>
<references>
<uri link="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-3533">CVE-2008-3533</uri>
</references>
<metadata tag="requester" timestamp="Fri, 15 Aug 2008 14:25:26 +0000">
rbu
</metadata>
<metadata tag="submitter" timestamp="Tue, 19 Aug 2008 23:34:23 +0000">
rbu
</metadata>
<metadata tag="bugReady" timestamp="Tue, 19 Aug 2008 23:34:31 +0000">
rbu
</metadata>
</glsa>