Field Notice: FN – 72468 – ASA and Firepower Software: Some Applications Might Cause Traceback and Reload on Cisco Secure Firewall 2100 Series Security Appliances – Software Upgrade Recommended

Problem Description
Some versions of Adaptive Security Appliance (ASA) and Firepower software might cause a traceback and reload condition for the Cisco Secure Firewall 2100 Series security appliances.

Background
A traceback and reload condition for the Cisco Secure Firewall 2100 Series security appliances might occur for applications that use the App-Cache process. The traceback and reload condition is due to a memory management issue that might occur for these applications.

In order to display a summary of applications that use the App-Cache process, enter the CLI command show memory app-cache. See the Cisco Secure Firewall ASA Series Command Reference or the Cisco Secure Firewall Threat Defense Command Reference for additional information.

Problem Symptom
The Cisco Secure Firewall 2100 Series security appliance reloads and indicates thread name ‘lina’ as the faulting thread.

This advisory can be found at the following link:
https://www.cisco.com/c/en/us/support/docs/field-notices/724/fn72468.html