diff options
Diffstat (limited to 'glsa-200908-08.xml')
-rw-r--r-- | glsa-200908-08.xml | 67 |
1 files changed, 67 insertions, 0 deletions
diff --git a/glsa-200908-08.xml b/glsa-200908-08.xml new file mode 100644 index 00000000..e1419628 --- /dev/null +++ b/glsa-200908-08.xml @@ -0,0 +1,67 @@ +<?xml version="1.0" encoding="utf-8"?> +<?xml-stylesheet href="/xsl/glsa.xsl" type="text/xsl"?> +<?xml-stylesheet href="/xsl/guide.xsl" type="text/xsl"?> +<!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd"> + +<glsa id="200908-08"> + <title>ISC DHCP: dhcpd Denial of Service</title> + <synopsis> + dhcpd as included in the ISC DHCP implementation does not properly handle + special conditions, leading to a Denial of Service. + </synopsis> + <product type="ebuild">dhcp</product> + <announced>August 18, 2009</announced> + <revised>August 18, 2009: 01</revised> + <bug>275231</bug> + <access>remote</access> + <affected> + <package name="net-misc/dhcp" auto="yes" arch="*"> + <unaffected range="ge">3.1.2_p1</unaffected> + <vulnerable range="lt">3.1.2_p1</vulnerable> + </package> + </affected> + <background> + <p> + ISC DHCP is the reference implementation of the Dynamic Host + Configuration Protocol as specified in RFC 2131. + </p> + </background> + <description> + <p> + Christoph Biedl discovered that dhcpd does not properly handle certain + DHCP requests when configured both using "dhcp-client-identifier" and + "hardware ethernet". + </p> + </description> + <impact type="normal"> + <p> + A remote attacker might send a specially crafted request to dhcpd, + possibly resulting in a Denial of Service (daemon crash). + </p> + </impact> + <workaround> + <p> + There is no known workaround at this time. + </p> + </workaround> + <resolution> + <p> + All ISC DHCP users should upgrade to the latest version: + </p> + <code> + # emerge --sync + # emerge --ask --oneshot --verbose ">=net-misc/dhcp-3.1.2_p1"</code> + </resolution> + <references> + <uri link="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2009-1892">CVE-2009-1892</uri> + </references> + <metadata tag="requester" timestamp="Tue, 28 Jul 2009 17:01:31 +0000"> + rbu + </metadata> + <metadata tag="submitter" timestamp="Tue, 04 Aug 2009 19:40:02 +0000"> + a3li + </metadata> + <metadata tag="bugReady" timestamp="Wed, 05 Aug 2009 13:32:31 +0000"> + a3li + </metadata> +</glsa> |