Apple has not issued an update to its Mac OSX or iOS mobile operating systems, nor its Safari Web browser to address the compromise. Microsoft, Google and The Mozilla Foundation moved to break trust with DigiNotar s compromised certificate authorities almost immediately after word of a fraudulent certificate for Google.com issued by the Dutch certificate authority broke on August 27th. Apple has neither endorsed nor refuted those manual workarounds, which have left Mac and iOS users scrambling for answers on how to protect themselves.
Source: https://threatpost.com/apple-mum-plans-protect-users-diginotar-ssl-hack-090811/75626/