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Showing 1 to 2 of 2 for “"IOMMU"”.
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Exploitation from Malicious PCI Express Peripherals
… is the Input/Output Memory Management Unit (IOMMU). The remaps the address space used by peripherals in 4KiB chunks, and can prevent access to areas of address space that a peripheral should not be able to access. We found that, contrary to belief in the security community, the IOMMUs in …
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Design and Implementation of the VirtuOS Operating System
Most operating systems provide protection and isolation to user processes, but not to critical system components such as device drivers or other systems code. Consequently, failures in these components often lead to system failures. VirtuOS is an operating system that exploits a new method of …