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Date: Fri, 26 Jan 2018 11:20:38 +0800
From: Jason Wang <jasowang@...hat.com>
To: "Michael S. Tsirkin" <mst@...hat.com>, linux-kernel@...r.kernel.org
Cc: netdev@...r.kernel.org, John Fastabend <john.fastabend@...il.com>,
David Miller <davem@...emloft.net>
Subject: Re: [PATCH net-next 00/12] ptr_ring fixes
On 2018年01月26日 07:36, Michael S. Tsirkin wrote:
> This fixes a bunch of issues around ptr_ring use in net core.
> One of these: "tap: fix use-after-free" is also needed on net,
> but can't be backported cleanly.
>
> I will post a net patch separately.
>
> Lightly tested - Jason, could you pls confirm this
> addresses the security issue you saw with ptr_ring?
> Testing reports would be appreciated too.
With the reproducer provided by syzbot, the problem has been fixed.
Thanks
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