linux-kernel - Re: [PATCH] Add security hooks to binder and implement the hooks for SELinux.

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Message-ID: <20150122085150.GB1268@kroah.com>
Date:	Thu, 22 Jan 2015 16:51:50 +0800
From:	Greg KH <gregkh@...uxfoundation.org>
To:	Stephen Smalley <sds@...ho.nsa.gov>
Cc:	linux-kernel@...r.kernel.org, arve@...roid.com, nnk@...gle.com,
	paul@...l-moore.com, selinux@...ho.nsa.gov,
	linux-security-module@...r.kernel.org, jmorris@...ei.org
Subject: Re: [PATCH] Add security hooks to binder and implement the hooks for
 SELinux.

On Wed, Jan 21, 2015 at 10:54:10AM -0500, Stephen Smalley wrote:
> Add security hooks to the binder and implement the hooks for SELinux.
> The security hooks enable security modules such as SELinux to implement
> controls over binder IPC.  The security hooks include support for
> controlling what process can become the binder context manager
> (binder_set_context_mgr), controlling the ability of a process
> to invoke a binder transaction/IPC to another process (binder_transaction),
> controlling the ability of a process to transfer a binder reference to
> another process (binder_transfer_binder), and controlling the ability
> of a process to transfer an open file to another process (binder_transfer_file).
> 
> These hooks have been included in the Android kernel trees since Android 4.3.

Very interesting, I missed the fact that these were added in that tree,
thanks for digging it out and submitting it.

I'd like some acks from some Android developers before I take these.
Or, if it's easier for them to go through the security tree, that's fine
with me as well.

thanks,

greg k-h
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