A tigervnc bug fix update been released for Oracle Linux 7.

El-errata: ELBA-2020-5717 Oracle Linux 7 tigervnc bug fix update

Oracle Linux Bug Fix Advisory ELBA-2020-5717

  http://linux.oracle.com/errata/ELBA-2020-5717.html

The following updated rpms for Oracle Linux 7 have been uploaded to the
Unbreakable Linux Network:

x86_64:
tigervnc-1.8.0-19.0.3.el7.x86_64.rpm
tigervnc-icons-1.8.0-19.0.3.el7.noarch.rpm
tigervnc-license-1.8.0-19.0.3.el7.noarch.rpm
tigervnc-server-1.8.0-19.0.3.el7.x86_64.rpm
tigervnc-server-minimal-1.8.0-19.0.3.el7.x86_64.rpm
tigervnc-server-applet-1.8.0-19.0.3.el7.noarch.rpm
tigervnc-server-module-1.8.0-19.0.3.el7.x86_64.rpm

SRPMS:
  http://oss.oracle.com/ol7/SRPMS-updates/tigervnc-1.8.0-19.0.3.el7.src.rpm


Description of changes:

[1.8.0-19.0.3]
- Service definition update patch not reqd because of the vncserver
wrapper script, removed
[Orabug: 31159449]