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From: Jason Wang <jasowang@redhat.com>
To: P J P <ppandit@redhat.com>, Eric Blake <eblake@redhat.com>
Cc: peter.maydell@linaro.org, mst@redhat.com, liq3ea@gmail.com,
	qemu-devel@nongnu.org, pbonzini@redhat.com
Subject: Re: [Qemu-devel] [PATCH V2 for 3.1 0/4] Fix possible OOB during queuing packets
Date: Fri, 30 Nov 2018 21:04:30 +0800	[thread overview]
Message-ID: <a61a2c9d-0366-b91b-b485-bb774581a34d@redhat.com> (raw)
In-Reply-To: <nycvar.YSQ.7.76.1811301446050.9903@xnncv>


On 2018/11/30 下午5:18, P J P wrote:
> +-- On Thu, 29 Nov 2018, Eric Blake wrote --+
> | How important is this for 3.1?  We've missed -rc3.  Is this CVE quality
> | because of a guest being able to cause mayhem by intentionally getting into
> | this condition (in which case, we need it, as well as a CVE assigned)?


Yes, malicious guest can do this, but only with some specific setup e.g 
with hubports.


>   Is it
> | pre-existing in 3.0 at which point waiting for 4.0 is no worse off than what
> | we already are?
>
> It is a revised patch to fix 'CVE-2018-17963' issue. Earlier patch was
> included in -rc0.
>
> $ git tag --contains 1592a9947036d60dde5404204a5d45975133caf5
> v3.1.0-rc0
> v3.1.0-rc1
> v3.1.0-rc2
> v3.1.0-rc3
>
> Thank you.
> --
> Prasad J Pandit / Red Hat Product Security Team
> 47AF CE69 3A90 54AA 9045 1053 DD13 3D32 FE5B 041F
>

Yes, it could be treated as a follow up fixes for CVE-2018-17963. I 
think we need this.

Thanks

  reply	other threads:[~2018-11-30 13:04 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-11-29 12:14 [Qemu-devel] [PATCH V2 for 3.1 0/4] Fix possible OOB during queuing packets Jason Wang
2018-11-29 12:14 ` [Qemu-devel] [PATCH V2 for 3.1 1/4] net: drop too large packet early Jason Wang
2018-11-29 12:14 ` [Qemu-devel] [PATCH V2 for 3.1 2/4] virtio-net-test: remove unused macro Jason Wang
2018-11-29 12:14 ` [Qemu-devel] [PATCH V2 for 3.1 3/4] virtio-net-test: accept variable length argument in pci_test_start() Jason Wang
2018-11-29 12:14 ` [Qemu-devel] [PATCH V2 for 3.1 4/4] virtio-net-test: add large tx buffer test Jason Wang
2018-11-29 13:53   ` Thomas Huth
2018-11-29 14:05 ` [Qemu-devel] [PATCH V2 for 3.1 0/4] Fix possible OOB during queuing packets Eric Blake
2018-11-30  9:18   ` P J P
2018-11-30 13:04     ` Jason Wang [this message]
2018-11-30 13:29     ` Daniel P. Berrangé

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