Messages in this thread | | | Date | Wed, 1 Jul 2020 16:53:39 +0000 | From | Wei Liu <> | Subject | Re: [PATCH v4 2/3] scsi: storvsc: Use vmbus_requestor to generate transaction IDs for VMBus hardening |
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On Tue, Jun 30, 2020 at 08:12:20PM -0400, Andres Beltran wrote: > Currently, pointers to guest memory are passed to Hyper-V as > transaction IDs in storvsc. In the face of errors or malicious > behavior in Hyper-V, storvsc should not expose or trust the transaction > IDs returned by Hyper-V to be valid guest memory addresses. Instead, > use small integers generated by vmbus_requestor as requests > (transaction) IDs. > > Cc: "James E.J. Bottomley" <jejb@linux.ibm.com> > Cc: "Martin K. Petersen" <martin.petersen@oracle.com> > Cc: linux-scsi@vger.kernel.org
James and Martin, FYI I'm going to take this patch via hyperv tree because it depends on the first patch.
Wei.
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