Hacker Qwertyoruiop was at the 0x41con infosec conference in Romania this week, where he presented the details of his PS4 hacks, in particular how he recently implemented a kernel exploit for firmware 5.05.
http://wololo.net/2018/05/21/ps4-qwe...ernel-exploit/
http://wololo.net/2018/05/21/ps4-qwe...ernel-exploit/