Date: Thu, 06 Apr 2000 15:06:57 +0100 From: Brian Somers <brian@Awfulhak.org> To: Luigi Rizzo <luigi@info.iet.unipi.it> Cc: Brian Somers <brian@Awfulhak.org>, freebsd-stable@FreeBSD.ORG, brian@hak.lan.Awfulhak.org Subject: Re: funny firewall behaviour Message-ID: <200004061406.PAA08146@hak.lan.Awfulhak.org> In-Reply-To: Message from Luigi Rizzo <luigi@info.iet.unipi.it> of "Thu, 06 Apr 2000 12:16:22 %2B0200." <200004061016.MAA70793@info.iet.unipi.it>
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> > Has anyone got any idea why I'm seeing this ?
>
> some bogus code in ip_fw.c which tries to read some
> uninitialized memory when finds a short packet.
> (look for "bogusfrag")
Any chance of a fix ? Should the code be passing the packet through
if (f->fw_flg & IP_FW_F_FRAG) ?
> cheers
> luigi
>
> > > ipfw: -1 Refuse UDP 194.242.139.171 213.1.106.3 in via tun1 Fragment = 185
> ...
> > FWIW, these fragments belong to a local tunnel setup...
> >
> > Thanks for any help.
Cheers.
--
Brian <brian@Awfulhak.org> <brian@[uk.]FreeBSD.org>
<http://www.Awfulhak.org>; <brian@[uk.]OpenBSD.org>
Don't _EVER_ lose your sense of humour !
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