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Wednesday, June 20 • 10:10 - 10:40
Improving the security of QEMU as a device emulator in Xen - Paul Durrant, Citrix Systems

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Recent developments in Xen and Linux now provide an environment in which it is possible to effectively limit the privilege of QEMU running as a device emulator in a privileged domain. This talk will discuss how dm (device model) op hypercall, file handle restriction in privcmd, libxentoolcore and the acquire_resources new memory op all contribute to the security of a system using QEMU as device emulator for untrusted guests

Speakers
avatar for Paul Durrant

Paul Durrant

Senior Principal Software Engineer, Citrix Systems
Paul Durrant is a Senior Principal Software Engineer in the XenServer platform group of Citrix Systems R&D, based in Cambridge, UK. His chief responsibilities are Windows Paravirtual drivers, Virtual GPU subsystem, and the guest storage and network data-paths. His work has given him... Read More →


Wednesday June 20, 2018 10:10 - 10:40
Jiangning, Level 2

Attendees (8)