linux-kernel - Re: recent nfs change causes autofs regression

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Message-ID: <20070903132019.GC21977@unthought.net>
Date:	Mon, 3 Sep 2007 15:20:19 +0200
From:	Jakob Oestergaard <jakob@...hought.net>
To:	Linus Torvalds <torvalds@...ux-foundation.org>
Cc:	Trond Myklebust <trond.myklebust@....uio.no>,
	Frank van Maarseveen <frankvm@...nkvm.com>,
	Hua Zhong <hzhong@...il.com>,
	'Linux Kernel Mailing List' <linux-kernel@...r.kernel.org>,
	akpm@...ux-foundation.org
Subject: Re: recent nfs change causes autofs regression

On Fri, Aug 31, 2007 at 09:43:29AM -0700, Linus Torvalds wrote:
...
> This is *not* a security hole. In order to make it a security hole, you 
> need to be root in the first place.

Non-root users can write to places where root might believe they cannot write
because he might be under the mistaken assumption that ro means ro.

I am under the impression that that could have implications in some setups.

...
> 
>  - it's a misfeature that people are used to, and has been around forever.

Sure, they're used it it, but I doubt they are aware of it.

...
> so I really don't see why people excuse the new behaviour.

We can certainly agree that a nicer fix would be nicer :)

-- 

 / jakob

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