Re: [PATCH] sysctl selinux: Don't look at table->de

[James Morris <jmorris@namei.org>]

On Mon, 29 Jan 2007, Stephen Smalley wrote:

> NAK.  Mapping all sysctls to a single security label prevents any kind
> of fine-grained security on sysctls, and current policies already make
> use of the current distinctions to limit access to particular sets of
> sysctls to particular processes.  As is, I'd expect breakage of current
> systems running SELinux from this patch, because (confined) processes
> that formerly only required access to specific sysctl labels will
> suddenly run into denials on the generic fallback label.

Agreed, 100% NACK.

Please don't just simply remove long-researched & analyzed MAC security 
which has been in the kernel for years, which is being used in the field 
for high assurance systems, because you neglected to consider it during a 
code cleanup.


- James
-- 
James Morris
<jmorris@namei.org>
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