IOHIDeousSiguza, 01. Dec 2017 (published 31. Dec 2017) IOHIDeous “IOHIDFamily once again.” Introduction This is the tale of a macOS-only vulnerability in IOHIDFamily that yields kernel r/w and can be exploited by any unprivileged user. IOHIDFamily has been notorious in the past for the many race conditions it contained, which ultimately led to large parts of it being rewritten to make use of command gates,
