RE: [PATCH v5 0/3] Drivers: hv: vmbus: vmbus_requestor data structure for VMBus hardening

2020-07-22 Thread Michael Kelley
From: Stephen Hemminger Sent: Wednesday, July 22, 2020 11:41 AM > > On Wed, 22 Jul 2020 11:10:48 -0700 > "Andres Beltran" wrote: > > > Currently, VMbus drivers use pointers into guest memory as request IDs > > for interactions with Hyper-V. To be more robust in the face of errors > > or

Re: [PATCH v5 0/3] Drivers: hv: vmbus: vmbus_requestor data structure for VMBus hardening

2020-07-22 Thread Stephen Hemminger
On Wed, 22 Jul 2020 11:10:48 -0700 "Andres Beltran" wrote: > Currently, VMbus drivers use pointers into guest memory as request IDs > for interactions with Hyper-V. To be more robust in the face of errors > or malicious behavior from a compromised Hyper-V, avoid exposing > guest memory addresses