lkml.org 
[lkml]   [2006]   [Nov]   [20]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [PATCH 12/19] CacheFiles: Permit a process's create SID to be overridden
On Mon, 20 Nov 2006, Stephen Smalley wrote:

> > The ability to set this needs to be mediated via MAC policy.
> >
> > See selinux_setprocattr()
>
> That's different - selinux_set_fscreate_secid() is for internal use by a
> kernel module that wishes to temporarily assume a particular fscreate
> SID, whereas selinux_setprocattr() handles userspace writes
> to /proc/self/attr nodes. Imposing a permission check here makes no
> sense.

Well, the hook is exported generally to the kernel, so we need to
ensure that it is documented with a big warning. The name of the hook
should perhaps make it more obvious, like set_internal_ or so.



- James
--
James Morris
<jmorris@namei.org>
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/

\
 
 \ /
  Last update: 2006-11-20 23:33    [from the cache]
©2003-2011 Jasper Spaans