bitwind
Re:Linux page table isolation is not needed on AMD processors
on Tuesday January 02, 2018 @11:43AM (#16053038)
The growing consensus is that someone managed to make this work: https://cyber.wtf/2017/07/28/negative-result-reading-kernel-...
Reading kernel memory from user mode = reading cached disk blocks, cached credentials and anything else, by simply running javascript on a web browser.
KASLR bypass is just a small bonus.
Re:Linux page table isolation is not needed on AMD processors
on Tuesday January 02, 2018 @11:27AM (#16052862)
All Intel CPU's are affected, mitigation syscall overhead increased by 50%, and none of AMD CPU's affected? I would say this could be an indicator to short INTC and long AMD...