Re: noexec on /dev/shm

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Hi,

On Monday, 13 December 2010 at 14:37, Karel Zak wrote:
> On Sun, Dec 12, 2010 at 07:49:27PM -0800, John Reiser wrote:
> > How did /dev/shm get noexec in Fedora 15 rawhide?
> >    $ grep /dev/shm /proc/mounts
> >    tmpfs /dev/shm tmpfs rw,seclabel,nosuid,nodev,noexec,relatime 0 0
> >    $ grep -srl noexec /etc
> >    /etc/alternatives/ld
> >    /etc/fstab   ## derived from /proc/mounts
> >    /etc/mtab    ## derived from /proc/mounts
> > 
> > This is a change from Fedora 14, and I cannot find documentation.
> > The only 'noexec' that I can find in the source to systemd-15
> > is two mentions in units/var-{lock,run}.mount.
> 
> the MS_NOEXEC flags is in private systemd fstab, see
> systemd/src/mount-setup.c:

You're not kidding. Could the author of this code (I'm guessing...
Lennart?) please explain this extremely bright idea of hard-coding
what should be admin-configurable?

Regards,
Dominik

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