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Date: Sun, 01 Mar 2009 21:28:57 -0800 (PST) From: David Miller <davem@...emloft.net> To: kyle@...radead.org Cc: cebbert@...hat.com, netdev@...r.kernel.org Subject: Re: oops / null deref in __inet6_check_established(), kernel 2.6.29-rc6 From: Kyle McMartin <kyle@...radead.org> Date: Mon, 2 Mar 2009 00:09:19 -0500 > On Fri, Feb 27, 2009 at 10:16:18PM -0500, Kyle McMartin wrote: > > This only seems to show up when CONFIG_NET_NS is enabled. (Reproduced on > > git HEAD with that option on, doesn't occur with the option off.) > > > > I will confess complete ignorance to the network stack, but this patch > > fixes things... ipv4 seems to have the same namespace support, but > > increments the sock_net, not the twsk_net. > > > > I'll probably put this patch into Fedora, if only to prevent this from > > being used as a local DoS by an unprivileged user. > > > > Signed-off-by: Kyle McMartin <kyle@...hat.com> > > > > Any thoughts? This is a pretty serious issue... Granted we should > probably just turn CONFIG_NET_NS off entirely, since it's > underdocumented and should be explicitly labelled as experimental > instead of just depending on it... It's in my queue, I just haven't gotten to it yet. Serious issue or not you have to be patient. -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
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