Re: [PATCH] sunrpc: make debugfs file creation failure non-fatal

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On Tue, Mar 31, 2015 at 06:48:09PM +0300, Boaz Harrosh wrote:
> On 03/31/2015 06:11 PM, Jeff Layton wrote:
> > On Tue, 31 Mar 2015 16:26:41 +0200
> > Greg KH <gregkh@xxxxxxxxxxxxxxxxxxx> wrote:
> > 
> <>
> > We certainly can update the selinux policy to allow gssproxy to do
> > this, but:
> > 
> 
> Or can we update the selinux policy to allow any user access to
> debugfs, since as you said it is always Kernel created ?

As I said, it's actually directory search permissions that selinux is
denying.

Denying gss-proxy permissions to read debugfs actually sounds reasonable
to me--most daemons probably don't need to read debugfs, so why take the
chance there might be some inadvertent information exposure in debugfs
that could be useful to an attacker?

--b.
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