From: Greg KH <greg@kroah.com>
To: linux-hotplug@vger.kernel.org
Subject: Re: [PATCH] udevd - client access authorization
Date: Wed, 11 Feb 2004 22:34:32 +0000 [thread overview]
Message-ID: <20040211223432.GG14231@kroah.com> (raw)
In-Reply-To: <20040211030404.GA16931@vrfy.org>
On Wed, Feb 11, 2004 at 04:04:04AM +0100, Kay Sievers wrote:
> Here is the badly needed client authorization for udevd.
> Since we switched to abstract namespace sockets, we are unable to
> control the access of the socket by file permissions.
>
> So here we send a ancillary credential message with every datagram,
> to be able to verify the uid of the sender. The sender can't fake the
> credentials, cause the kernel doesn't allow it for non root users.
Thanks a lot for fixing this up. I wouldn't want any user to be able to
add or remove devices from /dev by just talking through a socket.
Applied.
greg k-h
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next prev parent reply other threads:[~2004-02-11 22:34 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-02-11 3:04 [PATCH] udevd - client access authorization Kay Sievers
2004-02-11 22:34 ` Greg KH [this message]
2004-02-12 0:14 ` Kay Sievers
2004-02-12 1:29 ` Greg KH
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