C [libclntsh.so.12.1+0x720cfb] short+0xafb
Raison :
This can occur when running a 32-bit OS with 32-bit Java installed on a 64-bit processor.
source : http://dbaforums.org/oracle/index.php?showtopic=22739
Soluce : patch à télécharger depuis le support Oracle.
http://oracle-bug-patch.blogspot.fr/2013/02/amd-bug-for-dbca-and-netca-in-11g-r2.html