Re: [RFC][PATCH 0/3] vfs: Detach mounts on unlink.

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On Sat, Oct 05, 2013 at 04:17:55PM -0700, Linus Torvalds wrote:
> On Sat, Oct 5, 2013 at 4:07 PM, Rob Landley <rob@xxxxxxxxxxx> wrote:
> >
> > A todo item I've had _forever_ is fixing chroot() to not be broken so that
> > you can trivially break out of a chroot via:
> 
> What drugs are you on?
> 
> Your example is moronic, and against all _documented_ uses of chroot.

... and even fixing that example (chroot *can* be escaped, if you can
call chroot(2) - mkdir /foo, chdir /, chroot /foo, chroot .. and you are out)
the whole thing is idiocy - chroot() is not and has never been root-proof
and anybody expecting it to be has failed to read any number of FAQs out
there.
--
To unsubscribe from this list: send the line "unsubscribe linux-fsdevel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html




[Index of Archives]     [Linux Ext4 Filesystem]     [Union Filesystem]     [Filesystem Testing]     [Ceph Users]     [Ecryptfs]     [AutoFS]     [Kernel Newbies]     [Share Photos]     [Security]     [Netfilter]     [Bugtraq]     [Yosemite News]     [MIPS Linux]     [ARM Linux]     [Linux Security]     [Linux Cachefs]     [Reiser Filesystem]     [Linux RAID]     [Samba]     [Device Mapper]     [CEPH Development]
  Powered by Linux