[redhat-lspp] cannot mount filesystem with category list in context

Stephen Smalley sds at tycho.nsa.gov
Thu Oct 19 16:38:23 UTC 2006


On Thu, 2006-10-19 at 08:36 -0400, Daniel J Walsh wrote:
> Stephen Smalley wrote:
> > On Wed, 2006-10-18 at 23:47 -0300, Thiago Jung Bauermann wrote:
> >   
> >> Hi,
> >>
> >> I was playing with mounting filesystems specifying a context to the
> >> mount command, and came across this limitation:
> >>
> >> # mount -o loop,context=root:object_r:root_t:s0:c1,c4 foo /mnt
> >> mount: wrong fs type, bad option, bad superblock on /dev/loop0,
> >>        missing codepage or other error
> >>        In some cases useful info is found in syslog - try
> >>        dmesg | tail  or so
> >>
> >> On the other hand, this works:
> >>
> >> # mount -o loop,context=root:object_r:root_t:s0:c1.c4 foo /mnt
> >> #
> >>
> >> The "c1,c4" part of the context in the 1st command above is probably
> >> being misinterpeted by the mount command, which uses comma to separate
> >> options. Thus, it must be seeing a separate "c4" option to the
> >> filesystem which is false. Is there a way to work around this?
> >>     
> >
> > See:
> > http://marc.theaimsgroup.com/?l=selinux&m=115944972832553&w=2
> > http://marc.theaimsgroup.com/?l=selinux&m=115944972813825&w=2
> > http://marc.theaimsgroup.com/?l=selinux&m=115944972820896&w=2
> > http://marc.theaimsgroup.com/?l=selinux&m=115944975417952&w=2
> >
> > The kernel patch was upstreamed.  Dan, did the mount and nfsmount patch
> > get included into Fedora and RHEL?  If not, they need to be.
> >
> >   
> Please open a bugzilla on these.  As we need bugzilla's in order to get 
> these updates into the release.
> Please cc me on the bugzilla.

Thiago, are you opening a bugzilla on the mount and nfsmount patches?

Eric, is the kernel patch already queued for the RHEL kernel?

-- 
Stephen Smalley
National Security Agency




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