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From: Pavel Machek <pavel@ucw.cz>
To: Elladan <elladan@eskimo.com>
Cc: kernel list <linux-kernel@vger.kernel.org>
Subject: Re: [RFC] ext2 and ext3 block reservations can be bypassed
Date: Wed, 15 May 2002 21:48:58 +0200	[thread overview]
Message-ID: <20020515194857.GA6485@elf.ucw.cz> (raw)
In-Reply-To: <elladan@eskimo.com> <200205131709.g4DH9Fjv006328@pincoya.inf.utfsm.cl> <20020513105250.A30395@eskimo.com> <20020513185723.A2657@infradead.org> <20020514092254.A2581@eskimo.com>

Hi!

> I went to google and attempted to find information about the root
> reserve space for ext2, as a user wondering about the feature would.  I
> couldn't find any documentation that states it's purely a fragmentation
> and convenience feature.  I did, however, find documents stating
> otherwise.  Note how even Documentation/filesystems/ext2.txt states that
> it's a security feature?
> 
> If this is not a security feature, Documentation/filesystems/ext2.txt
> needs to be changed.  Eg., 

I'd suggest you to mail to bugtraq@securityfocus.com; it sounds like
security hole to me, and probably common across many unix variants.

									Pavel
-- 
(about SSSCA) "I don't say this lightly.  However, I really think that the U.S.
no longer is classifiable as a democracy, but rather as a plutocracy." --hpa

  parent reply	other threads:[~2002-05-15 20:06 UTC|newest]

Thread overview: 32+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2002-05-12 16:23 Kasper Dupont
2002-05-12 16:42 ` Jakob Østergaard
2002-05-12 17:34   ` Elladan
2002-05-12 18:15     ` Alexander Viro
2002-05-12 18:37       ` Elladan
2002-05-12 19:02         ` Jakob Østergaard
2002-05-12 19:04           ` Mark Mielke
2002-05-13 17:09         ` Horst von Brand
2002-05-13 17:52           ` Elladan
2002-05-13 17:57             ` Christoph Hellwig
2002-05-14 16:22               ` Elladan
2002-05-14 16:55                 ` Mark Mielke
2002-05-14 17:47                   ` Elladan
2002-05-14 18:51                     ` Kasper Dupont
2002-05-15 19:48                 ` Pavel Machek [this message]
2002-05-15 20:29                   ` Alan Cox
2002-05-14 15:40           ` Kasper Dupont
2002-05-14 15:56             ` Mark Mielke
2002-05-14 18:25               ` Kasper Dupont
     [not found] <791836807@toto.iv>
2002-05-12 22:04 ` Peter Chubb
2002-05-12 22:53   ` Alexander Viro
2002-05-13  4:22     ` Kasper Dupont
2002-05-13  4:51       ` Elladan
2002-05-14 17:53 Jesse Pollard
2002-05-14 18:23 ` Mark Mielke
2002-05-14 19:11 ` Alexander Viro
2002-05-14 18:00 Jesse Pollard
2002-05-14 18:07 Jesse Pollard
2002-05-14 18:54 Jesse Pollard
2002-05-14 19:04 ` Alexander Viro
2002-05-14 19:55 ` Mark Mielke
2002-05-14 19:29 Jesse Pollard

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