Re: 2.4.11: mount flag noexec still broken for VFAT partition

Andris Pavenis (pavenis@latnet.lv)
Thu, 11 Oct 2001 09:09:54 +0300 (EEST)


On Thu, 11 Oct 2001, Marko Kreen wrote:

> On Wed, Oct 10, 2001 at 03:13:33PM -0600, Andreas Dilger wrote:
> > On Oct 10, 2001 23:01 +0300, Andris Pavenis wrote:
> > > Similary as with 2.4.10 mount flag noexec does not work for VFAT
> > > partition. I have following in fstab
> > >
> > > /dev/hda1 /c vfat noexec,gid=201,umask=002,quiet 1 0
> > > /dev/hda5 /d vfat noexec,gid=201,umask=002,quiet 1 0
> > >
> > > but I see that all files in corresponding filesystems are still
> > > exectuable
> >
> > Probably because your uid or gid match the above, so your access permission
> > is done by checking "user" or "group" and not "other". Try "umask=113"
> > instead.
>
> Um. 'noexec' does not touch flags, it only disallows exec'ing
> on particular mountpoint. So Andris, have you tried executing
> anything on those partitions?
>
> umask also sets directory permissions, so with umask=113 you
> cant acces any dirs there...
>

Yes I cannot really execute them (or some Linux executable if I copy it
there). I didn't verify it earlier. Anyway I better liked behaviour of 2.2
kernels and also 2.4 kernels up to rather recent time when
'ls -l' listed files as not executable (the same with mc)

Andris

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