:: Re: [DNG] writable efi
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Author: Arnt Karlsen
Date:  
To: dng
Subject: Re: [DNG] writable efi
On Sat, 6 Feb 2016 15:36:26 -0500, Hendrik wrote in message
<20160206203626.GF5118@???>:

> On Sat, Feb 06, 2016 at 07:36:15PM +0000, Go Linux wrote:
> > On Sat, 2/6/16, Hendrik Boom <hendrik@???> wrote:
> >
> > Subject: [DNG] writable efi
> > To: dng@???
> > Date: Saturday, February 6, 2016, 1:26 PM
> >
> > On Sat, Feb 06, 2016 at 03:37:05PM +0000, Go Linux wrote:
> >
> > > Is it true that /sys/firmware/efi is also mounted rw under
> > > sysvinit? Apologies if I missed the answer to this question in
> > > this long thread.
> >
> >
> > Not on my nonefi devuan jessie alpha2 system.
> > Anyone have an efi jessie to report on?
> >
> > -- hendrik
> >
> >
> > --------------------------------------------
> >
> > /sys/firmware/ and everything in it is mounted rw on my Gigabyte
> > legacy board with Devuan installed.
>
> That's true on my non=efi system, too, but it has
> no /sys/firmware/efi.


..can an efi board set up with legacy boot and running e.g. sys-v,
be tricked into bricking itself e.g. by reading an "ad" flash movie
off a web site and writing it into a new bad /sys/firmware/efi and
then "try" a kexec reboot? Etc?

--
..med vennlig hilsen = with Kind Regards from Arnt Karlsen
...with a number of polar bear hunters in his ancestry...
Scenarios always come in sets of three:
best case, worst case, and just in case.