krb: KDC integer overflows in AES and RC4 decryption routines (MITKRB5-SA-2009-004)

Multiple integer underflows in the 1 AES and 2 RC4 decryption functionality in the crypto library in MIT Kerberos 5 aka krb5 1.3 through 1.6.3, and 1.7 before 1.7.1, allow remote attackers to cause a denial of service daemon crash or possibly execute arbitrary code by providing ciphertext with a...