On Mon, Jun 29, 2020 at 09:33:15PM +0000, Haiyang Zhang wrote: > > > > -----Original Message----- > > From: Andres Beltran <[email protected]> > > Sent: Monday, June 29, 2020 4:02 PM > > To: KY Srinivasan <[email protected]>; Haiyang Zhang > > <[email protected]>; Stephen Hemminger <[email protected]>; > > [email protected] > > Cc: [email protected]; [email protected]; Michael > > Kelley <[email protected]>; [email protected]; Andres Beltran > > <[email protected]>; David S . Miller <[email protected]>; Jakub > > Kicinski <[email protected]>; [email protected] > > Subject: [PATCH v2 3/3] hv_netvsc: Use vmbus_requestor to generate > > transaction IDs for VMBus hardening > > > > Currently, pointers to guest memory are passed to Hyper-V as > > transaction IDs in netvsc. In the face of errors or malicious > > behavior in Hyper-V, netvsc 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: David S. Miller <[email protected]> > > Cc: Jakub Kicinski <[email protected]> > > Cc: [email protected] > > Signed-off-by: Andres Beltran <[email protected]> > > Reviewed-by: Haiyang Zhang <[email protected]> > >
Thanks Haiyang for reviewing. David and Jakub: This patch depends on the first patch. I intend to pick up this patch via hyperv.git. This makes life easier for all of us. Let me know if you disagree. Wei.
