Continuing his reverse-engineering of the Intel 8087, [Ken Shirriff] covers the conditional tests that are implemented in the microcode of this floating point processing unit (FPU). This microcode ...
Reports of Raptor Lake instability issues have been at an all-time low since Intel released firmware updates several months ago — but they're not completely gone. Intel released microcode update 0x12F ...
TL;DR: AMD has identified a security flaw, "EntrySign," affecting Zen 1 to Zen 5 CPUs, allowing attackers kernel-level access by bypassing microcode signature verification. A fix has been issued via ...