Messages in this thread |  | | Subject | Re: Network Security hole (was -> Re: arp bug ) | Date | Sat, 02 Mar 2002 16:49:05 -0800 | From | erich@uruk ... |
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erich@uruk.org wrote;
> > Linux 2.4 netfilter: > > > > Incoming Outgoing > > interface interface > > ----+------------------- FORWARD -----------------+-------> > > | ^ > > v | > > INPUT -------------> Application -----------> OUTPUT > > > > The names in capitals are the names of the tables. You can control > > packets that the local machine sees completely independently of what > > gets routed through the machine with a kernel supporting iptables > > by adding the appropriate rules to the input and forward tables. > > Hmm. This would seem to be false in the RH 7.2 kernel 2.4.9-21 > kernel I'm working with. > > My IP masquerading rule (which claims to be in the "forward" > chain, with target "MASQ"), was blocked when I did input address > masking. > > I.e. Yes, I actually tested this before posting. > > If you're calling it a bug, then so be it. But the result would be > a bit better than how my Linux system works now.
Whoops, I am apparently using "ipchains" and not "iptables", and didn't note the distinction.
Sorry about the spurious bug report here. :/
-- Erich Stefan Boleyn <erich@uruk.org> http://www.uruk.org/ "Reality is truly stranger than fiction; Probably why fiction is so popular" - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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