The below post explains issue for library file associated with su command. Whenever I am trying to switch user, i was getting below error. This message can also be seen with many of other commands. bash-3.00$ su - oracle ld.so.1: su: warning: /usr/lib/extendedFILE.so.1: open failed: illegal insecure pathname Password: Sun Microsystems Inc. SunOS 5.10 Generic January 2005 $ $ ldd /usr/bin/su /usr/lib/extendedFILE.so.1 => (illegal insecure pathname libcmd.so.1 => /lib/libcmd.so.1 libbsm.so.1 => /lib/libbsm.so.1 libpam.so.1 => /lib/libpam.so.1 libc.so.1 => /lib/libc.so.1 libsocket.so.1 => /lib/libsocket.so.1 libnsl.so.1 => /lib/libnsl.so.1 libmd.so.1 => /lib/libmd.so.1 libsecdb.so.1 => /lib/libsecdb.so.1 libtsol.so.2 => /lib/libtsol.so.2 libmp.so.2 => /lib/libmp.so.2 libscf.so.1 => /lib/libscf.so.1 libdoo...
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