CloudLinux is Linux operating system used by most of the shared hosting providers to provide secure environment. CloudLinux restricts the usage per user so that one user can’t overload your entire server. This is biggest advantage in the share hosting server.
CloudLinux has released a security update for CloudLinux CageFS today. If you are using CloudLinux, it is recommended that you apply this update as soon as possible.
How to Upgrade cloudlinux cagefs?
You can execute the following command in SSH to upgrade it. Make sure that you are executing this command as a root:
yum update cagefs
For ongoing discussion, you can refer our forum thread here.