The vendor has published 3 unique mention(s) for this bug: 1. When you upgrade Linux VDA to version 2507, the smart card service starts and then stops after boot, preventing smart card authentication. 2. When you upgrade Linux VDA from version 2402 to 2507 in an MCS-deployed environment, the smart card service (ctxscardsd.service) starts and then stops immediately after boot, preventing smart card authentication. 3. When you upgrade a Linux VDA to version 2507 on MCS deployed virtual delivery agents, the ctxscardsd smart card service starts and then stops unexpectedly Latest urls for this bug: 1. https://docs.citrix.com/us/en/linux-virtual-delivery-agent/2507-ltsr/whats-new/cumulative-update-2/fixed-issues.html 2. https://docs.citrix.com/us/en/linux-virtual-delivery-agent/current-release/whats-new/fixed-issues.html