sorry, didn't sent my original mail in plaintext Google came out with a more detailed explanation:
https://googleprojectzero.blogspot.com/2018/01/reading-privileged-memory-with-side.html Any hardening setting should be enabled? Or code needs to be updated? What is the advise for OpenBSD? Thanks, > Subject: Kernel memory leaking on Intel CPUs? > https://www.theregister.co.uk/2018/01/02/intel_cpu_design_flaw/ > > "It is understood the bug is present in modern Intel processors produced in > the past decade. It allows normal user programs – from database applications > to JavaScript in web browsers – to discern to some extent the layout or > contents of protected kernel memory areas." > > "The fix is to separate the kernel's memory completely from user processes > using what's called Kernel Page Table Isolation, or KPTI. At one point, > Forcefully Unmap Complete Kernel With Interrupt Trampolines, aka FUCKWIT, was > mulled by the Linux kernel team, giving you an idea of how annoying this has > been for the developers." > > "AMD processors are not subject" > > https://www.postgresql.org/message-id/20180102222354.qikjmf7dvnjgb...@alap3.anarazel.de > > Did anyone hear about this?
