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<?xml version="1.0" encoding="utf-8"?>
<!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd">
<glsa id="200501-40">
<title>ngIRCd: Buffer overflow</title>
<synopsis>
ngIRCd is vulnerable to a buffer overflow that can be used to crash the
daemon and possibly execute arbitrary code.
</synopsis>
<product type="ebuild">ngIRCd</product>
<announced>January 28, 2005</announced>
<revised>May 22, 2006: 02</revised>
<bug>79705</bug>
<access>remote</access>
<affected>
<package name="net-irc/ngircd" auto="yes" arch="*">
<unaffected range="ge">0.8.2</unaffected>
<vulnerable range="lt">0.8.2</vulnerable>
</package>
</affected>
<background>
<p>
ngIRCd is a free open source daemon for Internet Relay Chat (IRC).
</p>
</background>
<description>
<p>
Florian Westphal discovered a buffer overflow caused by an integer
underflow in the Lists_MakeMask() function of lists.c.
</p>
</description>
<impact type="high">
<p>
A remote attacker can exploit this buffer overflow to crash the ngIRCd
daemon and possibly execute arbitrary code with the rights of the
ngIRCd daemon process.
</p>
</impact>
<workaround>
<p>
There is no known workaround at this time.
</p>
</workaround>
<resolution>
<p>
All ngIRCd users should upgrade to the latest version:
</p>
<code>
# emerge --sync
# emerge --ask --oneshot --verbose &quot;&gt;=net-irc/ngIRCd-0.8.2&quot;</code>
</resolution>
<references>
<uri link="http://arthur.ath.cx/pipermail/ngircd-ml/2005-January/000228.html">ngIRCd Release Annoucement</uri>
<uri link="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2005-0199">CVE-2005-0199</uri>
</references>
<metadata tag="requester" timestamp="Thu, 27 Jan 2005 15:18:35 +0000">
koon
</metadata>
<metadata tag="submitter" timestamp="Thu, 27 Jan 2005 16:04:52 +0000">
koon
</metadata>
<metadata tag="bugReady" timestamp="Thu, 27 Jan 2005 16:45:18 +0000">
koon
</metadata>
</glsa>