Upon investigation of the "Install.log", it was found that the RPM DB is corrupted, causing the upgrade to fail with the following error:

error: rpmdb: BDB0113 Thread/process 1205066/139941214996352 failed: BDB1507 Thread died in Berkeley DB library
error: db5 error(-30973) from dbenv->failchk: BDB0087 DB_RUNRECOVERY: Fatal error, run database recovery
error: cannot open Packages index using db5 -  (-30973)
error: cannot open Packages database in /var/lib/rpm
error: rpmdb: BDB0113 Thread/process 1205066/139941214996352 failed: BDB1507 Thread died in Berkeley DB library
error: db5 error(-30973) from dbenv->failchk: BDB0087 DB_RUNRECOVERY: Fatal error, run database recovery
error: cannot open Packages index using db5 -  (-30973)
error: cannot open Packages database in /var/lib/rpm

To resolve this issue, the RPM DB must be rebuilt with the help of the Linux team. Please refer to the following article for guidance:

https://access.redhat.com/solutions/6903

If you require further assistance, please contact the support team for further help.