Unified Extensible Firmware Interface System Management Mode Initialization Protections with System Management Interrupt Transfer Monitor Sandboxing
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Jan 24, 2017
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Feb 12, 2014
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An information handling system includes a processor configured to trap system management interrupts (SMIs) via a system management mode transfer monitor (STM), a first system resource, a SMI handler configured to operate within the STM, launch a first system management mode (SMM) virtual machine, load first SMM code for a first driver into the first SMM virtual machine, and associate the first SMM virtual machine with the first system resource and not with the second system resource.
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