International Business Machines Corporation
MEMORY PROTECTION IN HYPERVISOR ENVIRONMENTS

Abstract:

Methods, systems, and computer program products for memory protection in hypervisor environments are provided herein. A method includes maintaining, by a memory management layer of a hypervisor environment, a blockchain-based hash chain associated with a page table of the memory management layer, the page table corresponding to a plurality of memory pages; and verifying, by the first memory management layer, content obtained in connection with a read operation for a given one of the plurality of memory pages based at least in part on hashes maintained for the given memory page in the blockchain-based hash chain.