openSUSE Security Update: krb5: fixed kdc remote denial of service ( CVE-2011-1528, CVE-2011-1529) and unauthorized file access (CVE-2011-1526) ______________________________________________________________________________ Announcement ID: openSUSE-SU-2011:1169-1 Rating: important References: #719393 Cross-References: CVE-2011-1526 CVE-2011-1528 CVE-2011-1529 Affected Products: openSUSE 11.4 openSUSE 11.3 ______________________________________________________________________________ An update that fixes three vulnerabilities is now available. Description: The following issues have been fixed: - CVE-2011-1528: In releases krb5-1.8 and later, the KDC can crash due to an assertion failure. - CVE-2011-1529: In releases krb5-1.8 and later, the KDC can crash due to a null pointer dereference. Both bugs could be triggered by unauthenticated remote attackers. Additionally CVE-2011-1526 was fixed that allowed authenticated users to access files via krb5 ftpd they should not have access to. Patch Instructions: To install this openSUSE Security Update use YaST online_update. Alternatively you can run the command listed for your product: - openSUSE 11.4: zypper in -t patch krb5-5303 - openSUSE 11.3: zypper in -t patch krb5-5303 To bring your system up-to-date, use "zypper patch". Package List: - openSUSE 11.4 (i586 x86_64): krb5-1.8.3-16.19.1 krb5-appl-clients-1.0-7.10.1 krb5-appl-servers-1.0-7.10.1 krb5-client-1.8.3-16.19.1 krb5-devel-1.8.3-16.19.1 krb5-plugin-kdb-ldap-1.8.3-16.19.1 krb5-plugin-preauth-pkinit-1.8.3-16.19.1 krb5-server-1.8.3-16.19.1 - openSUSE 11.4 (x86_64): krb5-32bit-1.8.3-16.19.1 krb5-devel-32bit-1.8.3-16.19.1 - openSUSE 11.3 (i586 x86_64): krb5-1.8.1-5.11.1 krb5-appl-clients-1.0-4.3.1 krb5-appl-servers-1.0-4.3.1 krb5-client-1.8.1-5.11.1 krb5-devel-1.8.1-5.11.1 krb5-plugin-kdb-ldap-1.8.1-5.11.1 krb5-plugin-preauth-pkinit-1.8.1-5.11.1 krb5-server-1.8.1-5.11.1 - openSUSE 11.3 (x86_64): krb5-32bit-1.8.1-5.11.1 krb5-devel-32bit-1.8.1-5.11.1 References: http://support.novell.com/security/cve/CVE-2011-1526.html http://support.novell.com/security/cve/CVE-2011-1528.html http://support.novell.com/security/cve/CVE-2011-1529.html https://bugzilla.novell.com/719393