Yes.
Linux users should be aware that they can inadvertently forward malware designed for Mac and PC computers if managing mail servers that interact with these operating systems.
Linux users often overlook scanning their devices for Mac and PC-specific malware. Consequently, a Linux email server can inadvertently serve as a backdoor for malware infections within the network.
If you want to keep the non-Linux users in your network safe, I recommend ClamAV, which includes scanning tools that detect and delete Mac and PC-specific malware in your mail server.
If you’re serious about cybersecurity for your business, Bitdefender GravityZone Business Security provides a comprehensive set of tools for Linux-based networks.