Re: [PATCH v8 1/1] ns: add binfmt_misc to the user namespace

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On Fri, Jun 30, 2023 at 11:06:59AM +0200, Christian Brauner wrote:
> On Fri, Jun 30, 2023 at 10:52:22AM +0200, Laurent Vivier wrote:
> > Hi Norbert,
> > 
> > Le 30/06/2023 à 10:38, Norbert Lange a écrit :
> > > Any news on this? What remains to be done, who needs to be harrassed?
> > > 
> > > Regards, Norbert
> > 
> > Christian was working on a new version but there is no update for 1 year.
> > 
> > [PATCH v2 1/2] binfmt_misc: cleanup on filesystem umount
> > https://lkml.org/lkml/2021/12/16/406
> > [PATCH v2 2/2] binfmt_misc: enable sandboxed mounts
> > https://lkml.org/lkml/2021/12/16/407
> > 
> > And personally I don't have the time to work on this.
> 
> I've actually rebased this a few weeks ago:
> https://git.kernel.org/pub/scm/linux/kernel/git/vfs/vfs.git/log/?h=vfs.binfmt_misc
> It has Acks, it's done. The only thing back then was Kees had wanted to
> take this but never did. I'll ping him.

Hi! Can you resend this now that the merge window is closed? I looked at
it in your tree and it seems okay. I remain a bit nervous about exposing
it to unpriv access, but I'd like to give it a try. It'd be very useful!

-Kees

-- 
Kees Cook



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