There are some versions of Linux that no longer receive support or patches from their providers. This includes the ability to patch bash, and therefore protect your server against major vulnerabilities, such as Shellshock.
If your server uses one of the following versions of Linux, you need to immediately move your server to a supported operating system.
|Fedora, CentOS, Red Hat||
Your operating system's version displays.
If you are using one of these unsupported versions of Linux, you can: