Security update for bind (important)

This update for bind fixes the following issues:

• Fix a potential assertion failure that could have been triggered by a
  malformed response to an ANY query, thereby facilitating a
  denial-of-service attack. [CVE-2016-9131, bsc#1018700, bsc#1018699]

• Fix a potential assertion failure that could have been triggered by
  responding to a query with inconsistent DNSSEC information, thereby
  facilitating a denial-of-service attack. [CVE-2016-9147, bsc#1018701,
  bsc#1018699]

• Fix potential assertion failure that could have been triggered by DNS
  responses that contain unusually-formed DS resource records,
  facilitating a denial-of-service attack. [CVE-2016-9444, bsc#1018702,
  bsc#1018699]