From: Wichert Akkerman <wichert@wiggy.net>
To: regatta <regatta@gmail.com>
Cc: Arjan van de Ven <arjan@infradead.org>, linux-kernel@vger.kernel.org
Subject: Re: FS possible security exposure ?
Date: Sun, 25 Dec 2005 11:12:42 +0100 [thread overview]
Message-ID: <20051225101242.GB15577@wiggy.net> (raw)
In-Reply-To: <5a3ed5650512250210w3528a8ccsb4df2c3a23863c40@mail.gmail.com>
Previously regatta wrote:
> but if you think about it, how could the system allow the user to
> modify a file that he don't own it and he don't have write privilege
> on the file just because he has write in the parent directory ?
As Arjan explained you are not modifying the file. vim just removes it
and replaces it with a new one.
> Maybe I'm wrong, but is this normal ? please let me know
It is, ans solaris does the same thing.
> BTW: is there any document, article or any page about this so I can
> show it to my boss :)
Any decent posix/unix manual should do.
Wichert.
--
Wichert Akkerman <wichert@wiggy.net> It is simple to make things.
http://www.wiggy.net/ It is hard to make things simple.
next prev parent reply other threads:[~2005-12-25 10:12 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-12-25 9:29 regatta
2005-12-25 9:40 ` Arjan van de Ven
2005-12-25 10:10 ` regatta
2005-12-25 10:12 ` Wichert Akkerman [this message]
2005-12-25 10:17 ` Arjan van de Ven
2005-12-25 11:42 ` regatta
2005-12-25 9:45 ` Trond Myklebust
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