Messages in this thread | | | Date | Thu, 25 Jan 2007 09:32:39 -0600 | From | "Serge E. Hallyn" <> | Subject | Re: [PATCH 7/8] user ns: handle file sigio |
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Quoting Andrew Morton (akpm@osdl.org): > On Wed, 24 Jan 2007 12:58:45 -0600 > "Serge E. Hallyn" <serue@us.ibm.com> wrote: > > > > If we need to I can see doing something special if the process setting > > > fown has CAP_KILL > > > > Obviously CAP_KILL is insufficient :) I assume you mean a new > > CAP_XNS_CAP_KILL? > > > > > and bypassing the security checks that way, but > > > hard coding rules like that when it doesn't appear we have any > > > experience to indicate we need the extra functionality looks > > > premature. > > > > Ok, in this case actually I suspect you're right and we can just ditch > > the exception. But in general the security discussion is one we should > > still have. > > People like security. > > Where do we now stand with this patch, and with "[PATCH 4/8] user ns: hook permission"?
Later today I can send a patch against this set which removes the the init_task exceptions (out of patch 3 and patch 7), but I'd prefer to leave the MS_SHARED_NS option (patch 6) in.
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