From: Florian Weimer <fw@deneb.enyo.de>
To: Alan Cox <alan@lxorguk.ukuu.org.uk>
Cc: Paul Jakma <paul@clubi.ie>, Ville Hallivuori <vph@iki.fi>,
Toon van der Pas <toon@hout.vanvergehaald.nl>,
Wolfpaw - Dale Corse <admin@wolfpaw.net>,
kaukasoi@elektroni.ee.tut.fi,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: Re: Linux 2.4.27 SECURITY BUG - TCP Local and REMOTE(verified) Denial of Service Attack
Date: Tue, 21 Sep 2004 00:03:18 +0200 [thread overview]
Message-ID: <87sm9cmwd5.fsf@deneb.enyo.de> (raw)
In-Reply-To: <1095174633.16990.19.camel@localhost.localdomain> (Alan Cox's message of "Tue, 14 Sep 2004 16:10:36 +0100")
* Alan Cox:
> On Maw, 2004-09-14 at 15:55, Paul Jakma wrote:
>> Hmm, yes, I hadnt thought of the attack-mitigating aspects of
>> graceful restart. Though, without other measures, the session is
>> still is open to abuse (send RST every second).
>
> Its more than that given port randomization, quite a lot more. Of course
> its much easier to just send "must fragment, size 68" icmp replies and
> guess them that way.
Is this attack documented anywhere?
next prev parent reply other threads:[~2004-09-20 22:03 UTC|newest]
Thread overview: 40+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <02a401c498e9$9167aff0$0300a8c0@s>
2004-09-12 17:29 ` Linux 2.4.27 SECURITY BUG - TCP Local and REMOTE(verified) Denial of Service Attack Wolfpaw - Dale Corse
2004-09-12 17:04 ` Alan Cox
2004-09-12 19:23 ` Toon van der Pas
2004-09-13 3:18 ` Paul Jakma
2004-09-13 3:30 ` Paul Jakma
2004-09-13 4:18 ` Willy Tarreau
2004-09-13 4:25 ` Paul Jakma
2004-09-13 19:07 ` Tonnerre
2004-09-13 19:18 ` Willy Tarreau
2004-09-13 19:25 ` Paul Jakma
2004-09-13 20:11 ` Ville Hallivuori
2004-09-14 14:55 ` Paul Jakma
2004-09-14 15:10 ` Alan Cox
2004-09-14 16:26 ` Paul Jakma
2004-09-14 16:09 ` Alan Cox
2004-09-14 17:17 ` Paul Jakma
2004-09-20 22:02 ` Florian Weimer
2004-09-21 2:14 ` Herbert Xu
2004-09-21 18:32 ` Florian Weimer
2004-09-21 19:56 ` David S. Miller
2004-09-21 20:04 ` Florian Weimer
2004-09-21 20:25 ` David S. Miller
2004-09-21 20:51 ` Florian Weimer
2004-09-14 19:41 ` Willy Tarreau
2004-09-14 18:56 ` Alan Cox
2004-09-20 22:03 ` Florian Weimer [this message]
2004-09-20 23:12 ` Alan Cox
[not found] <02bf01c498ff$b6512470$0300a8c0@s>
2004-09-12 19:42 ` Wolfpaw - Dale Corse
2004-09-12 19:53 ` Willy Tarreau
[not found] <02b001c498f6$7942bc50$0300a8c0@s>
2004-09-12 18:52 ` Linux 2.4.27 SECURITY BUG - TCP Local and REMOTE(verified)Denial " Wolfpaw - Dale Corse
2004-09-12 18:06 ` Alan Cox
[not found] <02b201c498f6$8bb92540$0300a8c0@s>
2004-09-12 18:40 ` Wolfpaw - Dale Corse
2004-09-12 18:01 ` Alan Cox
2004-09-12 19:48 ` Willy Tarreau
2004-09-13 6:59 ` Jurjen Oskam
[not found] <029201c498d8$dff156f0$0300a8c0@s>
2004-09-12 15:45 ` Linux 2.4.27 SECURITY BUG - TCP Local and REMOTE(verified) Denial " Wolfpaw - Dale Corse
2004-09-12 16:47 ` Petri Kaukasoina
2004-09-12 17:59 ` Willy Tarreau
2004-09-12 17:17 ` Alan Cox
2004-09-12 18:18 ` Willy Tarreau
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