Fwd: [PATCH] Add a /proc/self/exedir link

[Joshua Hudson]

> Also there is a very serious problem with suid exectuables.
> If a non privileged user has write access to the same filesystem
> the exectuables live on they can create a hard link to those
> files and change the prefix.  Quite possibly getting the suid
> executables to trust a new set of exectuables.

Excellent point. This proposal needs to die, but there needs to be some way
to solve this problem.
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