Mandrake Linux Security Advisory : krb5 (MDKSA-2007:174-1)
Critical Nessus Plugin ID 26006
SynopsisThe remote Mandrake Linux host is missing one or more security updates.
DescriptionA stack-based buffer overflow vulnerability was discovered in the RPC library used by Kerberos' kadmind program by Tenable Network Security.
A remote unauthenticated user who could access kadmind would be able to trigger the flaw and cause it to crash (CVE-2007-3999). This issue is only applicable to Kerberos 1.4 and higher.
Garrett Wollman found an uninitialized pointer vulnerability in kadmind which a remote unauthenticated attacker able to access kadmind could exploit to cause kadmind to crash (CVE-2007-4000). This issue is only applicable to Kerberos 1.5 and higher.
The MIT Kerberos Team found a problem with the originally published patch for CVE-2007-3999. A remote unauthenticated attacker able to access kadmind could trigger this flaw and cause kadmind to crash.
Updated packages have been patched to prevent these issues.
SolutionUpdate the affected packages.