Aria Operations 8.16 HF1 dropped this morning, it contains all sorts of fixes and addresses dozens of CVEs, details can be found here. Let's first download it from Customer Connect, you'll find it under Product Patches.
We're going to apply this via the Admin UI, so take a Snapshot of your Operations Cluster VM/s. Once done, log into the Admin UI and take the Operations Cluster offline.
Next, go to Software Update and apply the Patch.
And there it is, done in about 30 minutes!