Comment by ysnp
5 months ago
https://saaramar.github.io/memory_safety_blogpost_2022/ is a nice article which goes into this topic for MTE in the past.
5 months ago
https://saaramar.github.io/memory_safety_blogpost_2022/ is a nice article which goes into this topic for MTE in the past.
And of note, the Apple implementation basically forces the invariants documented in the author's talk:
* use synchronous exceptions (“precise-mode”), which means the faulted instruction cannot retire and cause damage
* re-tag allocations on free