Oracle 7.3 client can partially run under WINE, but SQL*Net often fails. Not recommended for production.
You might wonder why anyone would touch a version of Oracle that officially reached "end of life" on December 31, 2000. Usually, it's because of a "vampire" application—an old 16-bit program that simply cannot communicate with modern 12c or 19c clients. While modern versions like Oracle 23ai oracle version 7.3 client software installation
Before you start, make sure your "rig" is ready. We're talking: Operating System : Ideally Windows NT 4.0 or Windows 95/98. Oracle 7
Reboot the VM to ensure Winsock and Oracle services start cleanly. oracle version 7.3 client software installation