Ah, OK, I see. That sentence can be misunderstood, sorry for that. What I meant is that when doing "mount" all those filesystems are listed as mounted with the option "(rw)". They could (and in my opinion should) be mounted eg. "(rw,noexec,nodev)" instead.
-- Virtual filesystem mounts could use more restrictive mount options https://launchpad.net/bugs/54530 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs