linux-kernel - Re: [PATCH] scsi: storvsc: Add validation for untrusted Hyper-V values

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Date:   Wed,  8 Jul 2020 02:06:52 -0400
From:   "Martin K. Petersen" <martin.petersen@...cle.com>
To:     haiyangz@...rosoft.com, kys@...rosoft.com, sthemmin@...rosoft.com,
        Andres Beltran <lkmlabelt@...il.com>, wei.liu@...nel.org
Cc:     "Martin K . Petersen" <martin.petersen@...cle.com>,
        mikelley@...rosoft.com,
        "James E . J . Bottomley" <jejb@...ux.ibm.com>,
        linux-scsi@...r.kernel.org, parri.andrea@...il.com,
        linux-kernel@...r.kernel.org, skarade@...rosoft.com,
        linux-hyperv@...r.kernel.org
Subject: Re: [PATCH] scsi: storvsc: Add validation for untrusted Hyper-V values

On Mon, 6 Jul 2020 12:09:28 -0400, Andres Beltran wrote:

> For additional robustness in the face of Hyper-V errors or malicious
> behavior, validate all values that originate from packets that
> Hyper-V has sent to the guest. Ensure that invalid values cannot
> cause data being copied out of the bounds of the source buffer
> when calling memcpy. Ensure that outgoing packets do not have any
> leftover guest memory that has not been zeroed out.

Applied to 5.9/scsi-queue, thanks!

[1/1] scsi: storvsc: Add validation for untrusted Hyper-V values
      https://git.kernel.org/mkp/scsi/c/0a76566595bf

-- 
Martin K. Petersen	Oracle Linux Engineering