Messages in this thread | | | Date | Mon, 13 Jun 2005 15:24:04 +1000 | Subject | Re: [PATCH] fix small DoS on connect() (was Re: BUG: Unusual TCP Connect() results.) | From | Herbert Xu <> |
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On Mon, Jun 13, 2005 at 07:21:48AM +0200, Willy Tarreau wrote: > > > A much better place to do that is netfilter. If you do it there > > then not only will your protect all Linux machines from this attack, > > but you'll also protect all the other BSD-derived TCP stacks. > > Netfilter already blocks simultaneous connection. A SYN in return to > a SYN produces an INVALID state.
Any reason why that isn't enough? -- Visit Openswan at http://www.openswan.org/ Email: Herbert Xu ~{PmV>HI~} <herbert@gondor.apana.org.au> Home Page: http://gondor.apana.org.au/~herbert/ PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt - 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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