COMPILATION-TIME CHECKS TO SECURE PROCESSES FROM SPECULATIVE ROGUE CACHE LOADS

In accordance with embodiments of the present disclosure, a compiler can compile source code to produce binary code that includes address shifting code inserted with memory operations. The address shifting code can shift addresses of memory operations that access locations in the kernel address spac...

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Bibliographic Details
Main Authors Tsafrir, Dan, Wei, Michael, Amit, Nadav
Format Patent
LanguageEnglish
Published 08.08.2019
Subjects
CALCULATING
COMPUTING
COUNTING
ELECTRIC DIGITAL DATA PROCESSING
PHYSICS
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Summary:In accordance with embodiments of the present disclosure, a compiler can compile source code to produce binary code that includes address shifting code inserted with memory operations. The address shifting code can shift addresses of memory operations that access locations in the kernel address space into address locations in the user space, thus avoiding speculative access into the kernel address space.
Bibliography:Application Number: US201816004180