PAM exec patch to allow PAM_AUTHTOK to be exported.

[Zane C.B.]

On Sun, 20 May 2007 17:49:19 +0200
Dag-Erling Smørgrav <des at des.no> wrote:

> "Zane C.B." <v.velox at vvelox.net> writes:
> > I figure some one here may find this interesting. I just begun
> > work on allowing a smb home directory to be  automounted upon
> > login.
> 
> Your patch opens a gaping security hole.  Sensitive information
> should never be placed in the environment.

Unless I am missing something, this is only dangerous if one is doing
something stupid with what ever is being executed by pam_exec.