[security-announce] openSUSE-SU-2011:1169-1: important: krb5: fixed kdc remote denial of service ( CVE-2011-1528, CVE-2011-1529) and unauthorized file access (CVE-2011-1526)

[news 28]

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

 

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