lists  /  announce  owl-users  owl-dev  john-users  john-dev  passwdqc-users  yescrypt  popa3d-users  /  oss-security  kernel-hardening  musl  sabotage  tlsify  passwords  /  crypt-dev  xvendor  /  Bugtraq  Full-Disclosure  linux-kernel  linux-netdev  linux-ext4  PHC 
Open Source and information security mailing list archives
Hash Suite: Windows password security audit tool. GUI, reports in PDF.
[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Date:	Wed, 4 Jul 2012 19:30:47 +0200
From:	Pablo Neira Ayuso <>
To:	Javier Martinez Canillas <>
Cc:	Vincent Sanders <>,,,
	"David S. Miller" <>,
	Alban Crequy <>
Subject: Re: [PATCH net-next 13/15] netfilter: nfdbus: Add D-bus message

On Mon, Jul 02, 2012 at 05:43:43PM +0200, Javier Martinez Canillas wrote:
> On 06/29/2012 07:11 PM, Pablo Neira Ayuso wrote:
> > On Fri, Jun 29, 2012 at 05:45:52PM +0100, Vincent Sanders wrote:
> >> From: Javier Martinez Canillas <>
> >> 
> >> The netfilter D-Bus module needs to parse D-bus messages sent by
> >> applications to decide whether a peer can receive or not a D-Bus
> >> message. Add D-bus message parsing logic to be able to analyze.
> > 
> > Not talking about the entire patchset, only about the part I'm
> > responsible for.
> > 
> > I don't see why you think this belong to netfilter at all.
> > 
> > This doesn't integrate into the existing filtering infrastructure,
> > neither it extends it in any way.
> > 
> Hello Pablo,
> Thanks a lot for your feedback.
> This is the first of a set of patches that adds a netfilter module to parse
> D-Bus messages, the complete patch-set is:
> [PATCH 13/15] netfilter: nfdbus: Add D-bus message parsing
> [PATCH 14/15] netfilter: nfdbus: Add D-bus match rule implementation
> [PATCH 15/15] netfilter: add netfilter D-Bus module
> patches 13 and 14 just include D-Bus helper code to be used by the netfilter
> module (added on patch 15) and specially the dbus_filter netfilter hook function.

I see, the use of the netfilter hooks seems to be the only reason why
you consider these chunks belong to netfilter.

> For the next post version we will reorganize the patches so first the D-Bus
> netfilter module is added with an empty dbus_filter function and then added the
> D-Bus helper code.
> Also, we will move the nfdbus netfilter module to net/bus so is not inside the
> netfilter core code.

Yes, please, remove this stuff from my directory tree, I believe this
filtering infrastructure has not much to do with Netfilter itself.

It uses the connector to communicate kernel <-> userspace instead of
nfnetlink and, as said, it does neither integrate into existing
filtering kernel/userspace infrastructure nor integrates into it.

So, please, if you plan to give another try to this patchset, move
this to your net/bus directory as you propose and find a different
(better) name for the filtering part (just to avoid confusion in the

To unsubscribe from this list: send the line "unsubscribe netdev" in
the body of a message to
More majordomo info at

Powered by blists - more mailing lists