From: Patrick McHardy <kaber@trash.net>
To: Jan Engelhardt <jengelh@medozas.de>
Cc: Pablo Neira Ayuso <pablo@netfilter.org>,
Netfilter Developer Mailing List
<netfilter-devel@vger.kernel.org>
Subject: Re: netfilter: ct_extend: alloc space for xt_portscan
Date: Mon, 12 Jan 2009 05:18:32 +0100 [thread overview]
Message-ID: <496AC498.7050908@trash.net> (raw)
In-Reply-To: <alpine.LSU.2.00.0901120514110.2021@fbirervta.pbzchgretzou.qr>
Jan Engelhardt wrote:
> On Monday 2009-01-12 05:07, Patrick McHardy wrote:
>>>> The out-of-tree xt_portscan module currently (ab)uses skb->mark and
>>>> nfct->mark to store its state, but such may collide with
>>>> user-specified marks.
>>>>
>>>> Using nfct_extend alleviates that problem and hopefully paves way
>>>> for inclusion of the module.
>>> Sorry, I would not reserve an entry unless I know what xt_portscan is.
>
> http://article.gmane.org/gmane.linux.kernel/502344
Just send the patch please.
>
>> I feel the same way. And I would like to know why it needs
>> connection state. That seems counterintuitive to a portscan
>> detector, which is by definition trying to detect something
>> happening in multiple connections.
>
> Is it so? Maybe it should be called portscantype then, but what's in a name.
>
prev parent reply other threads:[~2009-01-12 4:18 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-01-08 8:24 netfilter: ct_extend: alloc space for xt_portscan Jan Engelhardt
2009-01-08 17:11 ` Pablo Neira Ayuso
2009-01-12 4:07 ` Patrick McHardy
2009-01-12 4:16 ` Jan Engelhardt
2009-01-12 4:18 ` Patrick McHardy [this message]
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