Kees Cook on Linux 5.0 security features

Linux kernel v5.0 was released last week! I'm excited about arm64's read-only linear mapping, per-task stack canaries for arm and arm64, top-byte-ignore on arm64, the ongoing marking of implicit-fallthroughs, and the continuing conversions to refcount_t https://t.co/Lr7mPfvUY5

— Kees Cook (@kees_cook) March 12, 2019