Messages in this thread | | | From | Kees Cook <> | Date | Fri, 10 Feb 2017 15:44:50 -0800 | Subject | Re: [PATCH v4 2/2] procfs/tasks: add a simple per-task procfs hidepid= field |
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On Wed, Jan 18, 2017 at 3:35 PM, Andy Lutomirski <luto@amacapital.net> wrote: > On Wed, Jan 18, 2017 at 2:50 PM, Djalal Harouni <tixxdz@gmail.com> wrote: >> Andy I don't follow here, no_new_privs is never cleared right ? I >> can't see the corresponding clear bit code for it. > > I believe that unsharing userns clears no_new_privs.
Seriously? That's kind of ... weird. I mean, I guess you're priv-confined in a way, but that seems fragile.
-Kees
-- Kees Cook Pixel Security
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