Well, how do you define "close"? It certainly isn't far away. With the help of further mapping of the brain along with the application of nanomedicine, yes it should be entirely possible to prevent people from mistrusting (or expressing mistrust in) powerful people and organisations.
There's most likely no cure similar to how there's no cure to other sexual paraphilias, as they are not diseases.
The thing with paraphilias however is that most don't act upon them. According to pretty much all research on sexual fantasies, raping/getting raped are the most common ones with...