From: Juergen Gross <jgross@suse.com>
To: "Marek Marczykowski-Górecki" <marmarek@invisiblethingslab.com>
Cc: Boris Ostrovsky <boris.ostrovsky@oracle.com>,
Stefano Stabellini <sstabellini@kernel.org>,
"David S. Miller" <davem@davemloft.net>,
Jakub Kicinski <kuba@kernel.org>,
xen-devel@lists.xenproject.org, netdev@vger.kernel.org,
linux-kernel@vger.kernel.org, Jan Beulich <jbeulich@suse.com>
Subject: Re: [PATCH v2 0/4] xen: harden netfront against malicious backends
Date: Fri, 10 Sep 2021 13:10:17 +0200 [thread overview]
Message-ID: <f7c2d087-fae9-00b4-c616-0a4183f2fb33@suse.com> (raw)
In-Reply-To: <YTsxTKNlL1KgMhB3@mail-itl>
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On 10.09.21 12:19, Marek Marczykowski-Górecki wrote:
> On Tue, Aug 24, 2021 at 05:33:10PM +0200, Jan Beulich wrote:
>> On 24.08.2021 12:28, Juergen Gross wrote:
>>> It should be mentioned that a similar series has been posted some years
>>> ago by Marek Marczykowski-Górecki, but this series has not been applied
>>> due to a Xen header not having been available in the Xen git repo at
>>> that time. Additionally my series is fixing some more DoS cases.
>>
>> With this, wouldn't it have made sense to Cc Marek, in case he wants to
>> check against his own version (which over time may have evolved and
>> hence not match the earlier submission anymore)?
>
> I have compared this, and the blkfront series against my patches and
> they seem to cover exactly the same set of issues. Besides one comment I
> made separately, I think nothing is missing. Thanks!
>
> BTW, shouldn't those those patches land in stable branches too? In some
> threat models, I'd qualify them as security fixes.
Its on my todo list.
Most stable branches will need backports, so this might require some
more time to get it finished.
Juergen
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next prev parent reply other threads:[~2021-09-10 11:10 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-08-24 10:28 Juergen Gross
2021-08-24 10:28 ` [PATCH v2 1/4] xen/netfront: read response from backend only once Juergen Gross
2021-08-24 10:28 ` [PATCH v2 2/4] xen/netfront: don't read data from request on the ring page Juergen Gross
2021-08-24 15:24 ` Jan Beulich
2021-08-24 10:28 ` [PATCH v2 3/4] xen/netfront: disentangle tx_skb_freelist Juergen Gross
2021-08-24 10:28 ` [PATCH v2 4/4] xen/netfront: don't trust the backend response data blindly Juergen Gross
2021-08-24 15:31 ` Jan Beulich
2021-08-24 15:33 ` [PATCH v2 0/4] xen: harden netfront against malicious backends Jan Beulich
2021-09-10 10:19 ` Marek Marczykowski-Górecki
2021-09-10 11:10 ` Juergen Gross [this message]
2021-08-25 10:00 ` patchwork-bot+netdevbpf
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