“If the LAP guesses wrong, it causes the CPU to perform arbitrary computations on out-of-bounds data, which should never have been accessed to begin with, under speculative execution.”
Apple’s load predictors leak email, location, and card data through the browser. Macs from 2022 on and iPhones from the 13 on are affected. Apple heard about SLAP in May 2024 and FLOP in September. The papers came out with no patch.