more research on Domas’ x86 memory sinkhole

As reported earlier, Christopher Domas gave a talk at Black  Hat Briefings with an interesting Intel vulnerability:

https://firmwaresecurity.com/2015/08/07/domas-x86-vulnerability/
https://firmwaresecurity.com/2015/08/08/post-domas-intel-bios-update/

Beyond the earlier presentation, there’s now more research on this, a whitepaper:

https://github.com/xoreaxeaxeax/sinkhole/blob/master/us-15-Domas-TheMemorySinkhole-wp.pdf

as well as sample code:
https://github.com/xoreaxeaxeax/sinkhole/blob/master/sinkhole.asm

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