See https://download.oracle.com/otn-pub/otn_software/jdbc/21c/Bugs-fixed-in-21c.txt?AuthParam=1728484842_7cbdc0856febb28e9e571a7c2ae0cc351732698249_a375180e6b7977f4180198cb3398247a (from 21.11.0).
This message was sent by Atlassian Jira (v9.3.0#930000-sha1:287aeb6)
If image attachments aren't displayed, see this article.