You can use a YUM-compatible package manager to update the base Photon OS packages, which might include security patches.
If your environment consists of a vCloud Director appliance, you can update the base Photon OS packages by using directly the YUM-compatible package manager tdnf.
Applying updates to the Photon OS does not update the vCloud Director build.
- Update the Photon OS packages.
- Restart the appliance.
- Repeat the procedure for each vCloud Director appliance.