Re: The Memory Sinkhole - Unleashing an x86 Design Flaw Allowing Universal Privilege

2015-06-25 Thread Jean-Philippe Ouellet
On Thu, Jun 25, 2015 at 05:39:46PM -0400, Jean-Philippe Ouellet wrote: And an intel microcode update: https://downloadcenter.intel.com/download/24290 Oops, I read the date wrong on that page. Still though. And microsoft (yup) pushed an update for it:

Re: The Memory Sinkhole - Unleashing an x86 Design Flaw Allowing Universal Privilege

2015-06-25 Thread Jean-Philippe Ouellet
https://www.blackhat.com/us-15/briefings.html#the-memory-sinkhole-unleashing-an-x86-design-flaw-allowing-universal-privilege-escalation https://news.ycombinator.com/item?id=9663249 In x86, beyond ring 0 lie the more privileged realms of execution, where our code is invisible to AV, we have

The Memory Sinkhole - Unleashing an x86 Design Flaw Allowing Universal Privilege

2015-06-05 Thread ertetlen barmok
Hello, just a fyi, august 5-6 https://www.blackhat.com/us-15/briefings.html#the-memory-sinkhole-unleashing-an-x86-design-flaw-allowing-universal-privilege-escalation https://news.ycombinator.com/item?id=9663249 In x86, beyond ring 0 lie the more privileged realms of execution, where our code