From: Wei Liu <wei.liu@kernel.org>
To: t-mabelt@microsoft.com
Cc: kys@microsoft.com, haiyangz@microsoft.com,
sthemmin@microsoft.com, wei.liu@kernel.org,
linux-hyperv@vger.kernel.org, linux-kernel@vger.kernel.org,
mikelley@microsoft.com, parri.andrea@gmail.com,
Andres Beltran <lkmlabelt@gmail.com>,
"James E.J. Bottomley" <jejb@linux.ibm.com>,
"Martin K. Petersen" <martin.petersen@oracle.com>,
linux-scsi@vger.kernel.org
Subject: Re: [PATCH v4 2/3] scsi: storvsc: Use vmbus_requestor to generate transaction IDs for VMBus hardening
Date: Wed, 1 Jul 2020 16:53:39 +0000 [thread overview]
Message-ID: <20200701165339.chtxkixnkocnjw5u@liuwe-devbox-debian-v2> (raw)
In-Reply-To: <20200701001221.2540-3-lkmlabelt@gmail.com>
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.
next prev parent reply other threads:[~2020-07-01 16:53 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-07-01 0:12 [PATCH v4 0/3] Drivers: hv: vmbus: vmbus_requestor data structure for VMBus hardening Andres Beltran
2020-07-01 0:12 ` [PATCH v4 1/3] Drivers: hv: vmbus: Add " Andres Beltran
2020-07-06 16:28 ` Michael Kelley
2020-07-01 0:12 ` [PATCH v4 2/3] scsi: storvsc: Use vmbus_requestor to generate transaction IDs " Andres Beltran
2020-07-01 16:53 ` Wei Liu [this message]
2020-07-02 2:10 ` Martin K. Petersen
2020-07-07 23:47 ` Nathan Chancellor
2020-07-08 9:21 ` Wei Liu
2020-07-08 9:25 ` Wei Liu
2020-07-17 10:45 ` Wei Liu
2020-07-17 13:54 ` Michael Kelley
2020-07-01 0:12 ` [PATCH v4 3/3] hv_netvsc: " Andres Beltran
2020-07-02 15:50 ` [PATCH v4 0/3] Drivers: hv: vmbus: vmbus_requestor data structure " Andrea Parri
2020-07-06 17:11 ` Wei Liu
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