CVE-2018-5709: Integer Overflow or Wraparound

An issue was discovered in MIT Kerberos 5 aka krb5 through 1.16. There is a variable "dbentry-nkeydata" in kadmin/dbutil/dump.c that can store 16-bit data but unknowingly the developer has assigned a "u4" variable to it, which is for 32-bit data. An attacker can use this vulnerability to affect...