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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
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