On Tue, Jun 30, 2020 at 08:12:18PM -0400, 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 address
> Andres Beltran (3):
> Drivers: hv: vmbus: Add vmbus_requestor data structure for VMBus
> hardening
> scsi: storvsc: Use vmbus_requestor to generate transaction IDs for
> VMBus hardening
> hv_netvsc: Use vmbus_requestor to generate transaction IDs for VMBus
> hardening
Confirmin
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 to Hyper-V. Also avoid Hyper-V giving back a
bad request ID that is t
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