Re: [lwip-devel] SYN flood attack - lwip crash

[Kieran Mansley]

On Tue, 2009-02-03 at 07:29 +0100, Simon Goldschmidt wrote:
> > [..]
> > 
> > I guess I would not have to do this if the RST flag
> > or the tcp_slowtmr() could deal properly with the
> > pcb->accepts_pending value.
> > 
> > I would be very interested in seeing your patch for this,
> 
> You can download the patch (against CVS head) at
> http://savannah.nongnu.org/support/download.php?file_id=17387
> 
> Unfortunately, I did not have the setup to test it :-( The basic idea
> is whenever a half-open connection is killed, decrease the
> accepts_pending value of the corresponding listen-pcb.

Thanks for sorting this out Simon and Piero - from the traffic on the
bug tracker it looks likely that this is the problem.

Kieran