Hector Martin on Twitter: "If this is what it is, then in my book it's not a new flaw, just an instance of Variant 1. I never considered the cache to be the only side channel available. Pretty sure I mentioned DIV and execution unit timing at some point.… https://t.co/rgUrwSHi0u"

Tokyo, Japan

Country	Code	For customers of
United States	40404	(any)
Canada	21212	(any)
United Kingdom	86444	Vodafone, Orange, 3, O2
Brazil	40404	Nextel, TIM
Haiti	40404	Digicel, Voila
Ireland	51210	Vodafone, O2
India	53000	Bharti Airtel, Videocon, Reliance
Indonesia	89887	AXIS, 3, Telkomsel, Indosat, XL Axiata
Italy	4880804	Wind
3424486444	Vodafone
» See SMS short codes for other countries

‏ @marcan42

If this is what it is, then in my book it's not a new flaw, just an instance of Variant 1. I never considered the cache to be the only side channel available. Pretty sure I mentioned DIV and execution unit timing at some point.https://twitter.com/11rcombs/status/954069852062396416 …

Ridley @ a safe distance @11rcombs

I think @pwnallthethings just deleted a tweet about skyfall/solace and he might be on to something: what if you used an invalid access as input to a DIV, whose timing is variable then after that, occupied execution units and measured when they become occupied from another vcore

Show this thread

3:03 PM - 18 Jan 2018