From: Shmulik Ladkani <shmulik.ladkani@ravellosystems.com>
To: P J P <ppandit@redhat.com>
Cc: Qemu Developers <qemu-devel@nongnu.org>,
Dmitry Fleytman <dmitry@daynix.com>,
Paolo Bonzini <pbonzini@redhat.com>, Li Qiang <liqiang6-s@360.cn>,
Idan Brown <idan.brown@ravellosystems.com>,
Prasad J Pandit <pjp@fedoraproject.org>
Subject: Re: [Qemu-devel] [PATCH] scsi: pvscsi: check command descriptor ring buffer size
Date: Mon, 23 May 2016 14:16:04 +0300 [thread overview]
Message-ID: <20160523141604.583694bf@pixies> (raw)
In-Reply-To: <1464000485-27041-1-git-send-email-ppandit@redhat.com>
Hi,
On Mon, 23 May 2016 16:18:05 +0530, ppandit@redhat.com wrote:
> From: Prasad J Pandit <pjp@fedoraproject.org>
>
> Vmware Paravirtual SCSI emulation uses command descriptors to
> process SCSI commands. These descriptors come with their ring
> buffers. A guest could set the ring buffer size to an arbitrary
> value leading to OOB access issue. Add check to avoid it.
>
> Reported-by: Li Qiang <liqiang6-s@360.cn>
> Signed-off-by: Prasad J Pandit <pjp@fedoraproject.org>
Reviewed-by: Shmulik Ladkani <shmulik.ladkani@ravellosystems.com>
next prev parent reply other threads:[~2016-05-23 11:16 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-05-23 10:48 [Qemu-devel] [PATCH] scsi: pvscsi: check command descriptor ring buffer size P J P
2016-05-23 11:16 ` Shmulik Ladkani [this message]
2016-05-23 11:39 ` Dmitry Fleytman
2016-05-23 13:45 ` Paolo Bonzini
2016-05-24 5:56 ` P J P
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