“The SBAT value is not applied to dual-boot systems that boot both Windows and Linux and should not affect these systems,” the bulletin read. “You might find that older Linux distribution ISOs will not boot. If this occurs, work with your Linux vendor to get an update.”
Excuse me, those are the opposite of each other.
Seeing as how 40% of the security issues that have been found over the years wouldn’t exist in a memory-safe language, I would say a re-write is extremely worth it.