Messages in this thread | | | Date | Mon, 21 Jan 2002 03:12:11 +0100 | From | Dave Jones <> | Subject | Re: [: remote memory reading through tcp/icmp] |
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On Sun, Jan 20, 2002 at 05:52:04PM -0800, David S. Miller wrote: > Pretty simple to fix, from Andi Kleen: > > --- linux-work/net/ipv4/icmp.c-o Tue Jan 15 11:05:17 2002 > +++ linux-work/net/ipv4/icmp.c Sun Jan 20 23:31:29 2002 > @@ -495,7 +495,7 @@ > icmp_param.data.icmph.checksum=0; > icmp_param.csum=0; > icmp_param.skb=skb_in; > - icmp_param.offset=skb_in->nh.raw - skb_in->data; > + icmp_param.offset=skb_in->data - skb_in->nh.raw;
With this fix, I'm seeing lots of really strange things happen. When eth0 comes up, the box slows down to a crawl. 5 minutes later when it gets to starting NIS, the broadcast address is bombed with portmap connections.
-- | Dave Jones. http://www.codemonkey.org.uk | SuSE Labs - 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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