Follow these steps to check Linux signatures.
Log on to the ePO - On-prem server as an administrator.
Click Policy Catalog and select Product as Endpoint Security Threat Prevention. Choose Category as Exploit Prevention.
Open Exploit Prevention policy page, and select the signature section. In the operating system filter, select Linux.
You will see the exploit prevention signatures specific to Linux environment in the policy. You can update the Block/Report status of these signatures.