Gentoo Linux Security Advisory 201201-13 - Multiple vulnerabilities have been found in MIT Kerberos 5, the most severe of which may allow remote execution of arbitrary code. Versions less than 1.9.2-r1 are affected.
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Ubuntu Security Notice 879-1 - Jeff Blaine, Radoslav Bodo, Jakob Haufe, and Jorgen Wahlsten discovered that the Kerberos Key Distribution Center service did not correctly verify certain network traffic. An unauthenticated remote attacker could send a specially crafted request that would cause the KDC to crash, leading to a denial of service.
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MIT krb5 Security Advisory 2009-003 - A null pointer dereference can occur in an error condition in the KDC cross-realm referral processing code in MIT krb5-1.7. This can cause the KDC to crash. This is an implementation vulnerability in MIT krb5, and is not a vulnerability in the Kerberos protocol.
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