On Fri, Nov 06, 2009 at 12:34:45PM +0000, Terry Burton wrote:
>
> This is dangerous enough. However, it is totally insane to incorrectly
> update mtab to indicate that a mount is ro when it is in fact rw so
> that mount then reports bogus options.
man mount, section BUGS.
Maybe we can add some note about read-only bind mounts there (patches
are welcomed).
> This situation has now persisted for more than 18 months and is
> undoubtedly resulting in security issues for some users.
>
> Is a fix planned?
plan is to remove /etc/mtab from Linux and use /proc/self/mountinfo
The current mtab based solution is broken by design.
Karel
--
Karel Zak <kzak@xxxxxxxxxx>
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