linux-kernel - Re: [PATCH] IA64,sparc: local DoS with corrupted ELFs

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Date:	Fri, 8 Sep 2006 11:49:45 -0400
From:	Dave Jones <davej@...hat.com>
To:	Linus Torvalds <torvalds@...l.org>
Cc:	Kirill Korotaev <dev@...ru>, Kirill Korotaev <dev@...nvz.org>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Fernando Vazquez <fernando@....ntt.co.jp>,
	"David S. Miller" <davem@...emloft.net>, tony.luck@...el.com,
	linux-ia64@...r.kernel.org, stable@...nel.org, xemul@...nvz.org,
	devel@...nvz.org
Subject: Re: [PATCH] IA64,sparc: local DoS with corrupted ELFs

On Fri, Sep 08, 2006 at 08:35:03AM -0700, Linus Torvalds wrote:
 > 
 > 
 > On Fri, 8 Sep 2006, Kirill Korotaev wrote:
 > > 
 > > I even checked the email myself and the only difference between "good"
 > > patches and mine is that mine has "format=flowed" in
 > > Content-Type: text/plain; charset=us-ascii; format=flowed
 > > 
 > > It looks like some mailers replace TABs with spaces when format=flowed
 > > is specified. So are you sure that the problem is in mozilla?
 > 
 > Hey, what do you know? Good call. I can actually just "S"ave the message 
 > to a file, and it is a perfectly fine patch. But when I view it in my mail 
 > reader, your "format=flowed" means that it _shows_ it as being corrupted 
 > (ie word wrapping and missing spaces at the beginning of lines).
 > 
 > Will apply, thanks. It would be better if your mailer didn't lie about the 
 > format though (treating the text as "flowed" definitely isn't right, and 
 > some mail gateways might actually find it meaningful, for all I know).

I got bitten by this myself a while ago. Since then I added this
hack to my .procmailrc

:0fw
| /usr/bin/perl -pe 's/^(Content-Type: .*)format=flowed/\1format=flawed/'

now I see patches as they were intended..

	Dave
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