Messages in this thread | | | Date | Thu, 08 Jan 2009 08:05:45 +0100 | From | Oliver Hartkopp <> | Subject | Re: RFC: Network privilege separation. |
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Andi Kleen wrote: > On Wed, Jan 07, 2009 at 09:31:11PM -0500, Michael Stone wrote: > >> * so far as I know, netfilter is only commonly used to filter IP traffic. >> Can >> I really use it to limit connections to abstract unix sockets? >> > > No you can't. But is that really your requirement? Why limiting Unix > sockets and not e.g. named pipes? Unix sockets do not talk to the network. > > I suppose I don't understand your requirements very well. >
I think it would be very interesting for PF_CAN sockets also. CAN has no IP at all and the suggested idea of 'self-limiting' a user process to use only the already open sockets could be a way to address the use-cases Michael stated in his RFC.
Regards, Oliver
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