SUID directories -- security concern?

[Phil Budne]

In article <2960 at auspex.auspex.com> guy at auspex.auspex.com (Guy Harris) writes:
>V.4 uses the setGid bit on directories to get BSD-style file creation
>semantics for files in that directory (SunOS 4.x-style).

Therefore by logical extension SUID on a directory should cause the
newly created files to take on the UID of the directory!

	-Phil Budne, Boston University