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<?xml version="1.0" encoding="UTF-8"?>
<glsa id="201401-05">
<title>ISC DHCP: Denial of Service</title>
<synopsis>A memory exhaustion vulnerability in ISC DHCP could lead to Denial
of Service.
<product type="ebuild">dhcp</product>
<announced>January 06, 2014</announced>
<revised>January 06, 2014: 1</revised>
<package name="net-misc/dhcp" auto="yes" arch="*">
<unaffected range="ge">4.2.5_p1</unaffected>
<vulnerable range="lt">4.2.5_p1</vulnerable>
<p>ISC DHCP is a Dynamic Host Configuration Protocol (DHCP) client/server.</p>
<p>ISC DHCP is vulnerable to a memory exhaustion attack involving regular
expressions sent by DHCP clients.
<impact type="normal">
<p>A remote attacker could send a specially crafted request from a
malicious or spoofed client, potentially leading to a Denial of Service
<p>There is no known workaround at this time.</p>
<p>All ISC DHCP users should upgrade to the latest version:</p>
# emerge --sync
# emerge --ask --oneshot --verbose "&gt;=net-misc/dhcp-4.2.5_p1"
<uri link="">CVE-2013-2494</uri>
<metadata tag="requester" timestamp="Tue, 03 Sep 2013 16:23:20 +0000">
<metadata tag="submitter" timestamp="Mon, 06 Jan 2014 21:52:49 +0000">