From: Hans Reiser <reiser@namesys.com>
To: "Max A. Krasilnikov" <pseudo@colocall.net>
Cc: linux-kernel@vger.kernel.org
Subject: Re: reiserfs one user DoS?
Date: Sat, 04 Oct 2003 20:08:34 +0400 [thread overview]
Message-ID: <3F7EF082.3020702@namesys.com> (raw)
In-Reply-To: <20031004120625.GA41175@colocall.net>
Max A. Krasilnikov wrote:
>Hi!
>I have found such strange thing:
>
>pseudo@avalon at 14:04:00 ~> dd if=/dev/zero of=file bs=1 count=0 seek=1000000000000
>
>After that my Intel Celeron 800 MHz/384M RAM 60G/Seagate U6 under
>Linux-2.4.22-grsec on reiserfs was utilized 100% for more than 2 hours.
>dd process can't be killed.
>
>Is this my flow or real bug?
>
>
>
it is fixed in reiser4. linux has a lot of DOS vulerabilities to logged
in users, mostly due to the ability to consume all of some resource or
another. forgive me for not discussing them publicly.;-)
--
Hans
next prev parent reply other threads:[~2003-10-04 16:09 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-10-04 12:06 reiserfs one user DoS? Max A. Krasilnikov
2003-10-04 16:08 ` Hans Reiser [this message]
2003-10-05 16:09 ` Christian Kujau
2003-10-05 23:51 ` Erik Tews
2003-10-06 2:03 ` Mike Fedyk
2003-10-06 2:14 ` viro
2003-10-06 19:29 ` Oleg Drokin
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