This doesn't seem like something a quick patch can fix.
The section of the paper on mitigation suggests that it is non-trivial to correct without significantly re-architecting the app-OS relationship, if the paper is accurate, Apple is in a very difficult situation.
Yap, but the OP was saying that perhaps Apple was not aeare of the vulnerability but the article stated that they the authors had communications wiht Apple about it.
It seems that stating just a fact from the article is not liked by some
