cvs commit: src/sbin/nologin Makefile nologin.c

Dag-ErlingSmørgrav des at des.no
Mon Feb 23 00:53:28 PST 2004


Garance A Drosihn <drosih at rpi.edu> writes:
> My memory fails me.  Wasn't there some specific reason that nologin
> is statically-linked?  At this point, most programs in /sbin are not
> statically-linked.

monkey business like

LD_LIBRARY_PATH=$HOME/evil/lib su foo

since nologin isn't suid / sgid, LD_LIBRARY_PATH will be obeyed, which
can have interesting results if for instance $HOME/evil/lib contains a
libc.so with a "customized" fprintf().

DES
-- 
Dag-Erling Smørgrav - des at des.no


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