1.goto download binutils-2.15.92.0.2-15.0.0.0.2.x86_64.rpm
location: http://oss.oracle.com/projects/compa.../files/RedHat/

2.install it as root user
# rpm -Uvh --force binutils-2.15.92.0.2-15.0.0.0.2.x86_64.rpm
3.retry INSTALL oracle,it will success.