CVE-2008-0062
KDC in MIT Kerberos 5 (krb5kdc) does not set a global variable for some krb4 message types, which allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via crafted messages that trigger a NULL pointer dereference or double-free.
Date published : 2008-03-19
http://lists.apple.com/archives/security-announce/2008/Mar/msg00001.html