Fix for the Log4J vulnerability is now available for Version 2.4, 2.6, 2.7, 3.0. you can get by your CCO ID.https://software.cisco.com/download/home/283801620/type/283802505/release/Log4j2-fix-2.4-3.0?catid=268438162  

Also please verify the IOS version should be  Cisco IOS Release 15.0(1)M or a later release. Also i have a quetion, Is this PVDM3 card has installed separately or came with router..?

yes.. you can able see in inventory without license if inserted properly.

Yes,, The Feature: uck9   license required to work PVDM3 if you dont have. Please check the show licence feature command.

Hi Mark, I unable to see the Q in Q will support in your provided link, please cross verify, http://www.cisco.com/c/en/us/products/collateral/switches/nexus-3548-switch/data_sheet_c78-707001.html Cisco Nexus Data Broker     ●  Topology support for...