Log Message:
Update to 1.8.4:

D-Bus 1.8.4 (2014-06-10)
==

Security fix:

• Alban Crequy at Collabora Ltd. discovered and fixed a denial-of-service
  flaw in dbus-daemon, part of the reference implementation of D-Bus.
  Additionally, in highly unusual environments the same flaw could lead to
  a side channel between processes that should not be able to communicate.
  (CVE-2014-3477, fd.o #78979)