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diff --git a/glsa-200409-09.xml b/glsa-200409-09.xml new file mode 100644 index 00000000..ee1fe863 --- /dev/null +++ b/glsa-200409-09.xml @@ -0,0 +1,85 @@ +<?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="200409-09"> + <title>MIT krb5: Multiple vulnerabilities</title> + <synopsis> + MIT krb5 contains several double-free vulnerabilities, potentially allowing + the execution of arbitrary code, as well as a denial of service + vulnerability. + </synopsis> + <product type="ebuild">mit-krb5</product> + <announced>September 06, 2004</announced> + <revised>September 06, 2004: 01</revised> + <bug>62417</bug> + <access>remote</access> + <affected> + <package name="app-crypt/mit-krb5" auto="yes" arch="*"> + <unaffected range="ge">1.3.4</unaffected> + <vulnerable range="lt">1.3.4</vulnerable> + </package> + </affected> + <background> + <p> + MIT krb5 is the free implementation of the Kerberos network authentication + protocol by the Massachusetts Institute of Technology. + </p> + </background> + <description> + <p> + The implementation of the Key Distribution Center (KDC) and the MIT krb5 + library contain double-free vulnerabilities, making client programs as well + as application servers vulnerable. + </p> + <p> + The ASN.1 decoder library is vulnerable to a denial of service attack, + including the KDC. + </p> + </description> + <impact type="high"> + <p> + The double-free vulnerabilities could allow an attacker to execute + arbitrary code on a KDC host and hosts running krb524d or vulnerable + services. In the case of a KDC host, this can lead to a compromise of the + entire Kerberos realm. Furthermore, an attacker impersonating a legitimate + KDC or application server can potentially execute arbitrary code on + authenticating clients. + </p> + <p> + An attacker can cause a denial of service for a KDC or application server + and clients, the latter if impersonating a legitimate KDC or application + server. + </p> + </impact> + <workaround> + <p> + There is no known workaround at this time. + </p> + </workaround> + <resolution> + <p> + All mit-krb5 users should upgrade to the latest stable version: + </p> + <code> + # emerge sync + + # emerge -pv ">=app-crypt/mit-krb5-1.3.4" + # emerge ">=app-crypt/mit-krb5-1.3.4"</code> + </resolution> + <references> + <uri link="http://web.mit.edu/kerberos/www/advisories/MITKRB5-SA-2004-002-dblfree.txt">MIT krb5 Security Advisory 2004-002</uri> + <uri link="http://web.mit.edu/kerberos/www/advisories/MITKRB5-SA-2004-003-asn1.txt">MIT krb5 Security Advisory 2004-003</uri> + <uri link="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CAN-2004-0642">CAN-2004-0642</uri> + <uri link="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CAN-2004-0643">CAN-2004-0643</uri> + <uri link="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CAN-2004-0644">CAN-2004-0644</uri> + <uri link="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CAN-2004-0772">CAN-2004-0772</uri> + </references> + <metadata tag="requester" timestamp="Fri, 3 Sep 2004 20:07:22 +0000"> + jaervosz + </metadata> + <metadata tag="submitter" timestamp="Sat, 4 Sep 2004 16:18:26 +0000"> + vorlon078 + </metadata> +</glsa> |