Download patch on the link below:
1. FTP*.tar.Z file to any directory you want in your database server in the binary mode.
2. Uncompress*.tar.Z && tar -xvf Oraclex.tar
3. You see a file called install.sh, if you do ls at command prompt after you uncompress and un tar the file you downloaded.
4. Run install.sh as root or oracle.
This compressed tar includes a change to the installer.
The standard installer detects B.11.23 as a Itanium machine.
This installer detects B.11.23 as a PA-RISC machine.