[OffTopic] A vulnerability postmortem on Network Security Services

[Ola Fosheim Grøstad]

On Friday, 3 December 2021 at 06:56:53 UTC, Paulo Pinto wrote:
> That is how SPARC ADI, ARM MTE work.
>
> Intel borked their MPX execution, so who knows if they will 
> come up with something up, given that iOS and Android are now 
> making use of hardware memory tagging.

Where did you find info on iOS and Android shipping with memory 
tagging?

According to the ARM MTE paper it adds 4 bits for every 16 bytes 
and is probabilistic in nature, so it does not work with large 
offsets. It also forces 16 byte alignment of objects on the stack.