BizSugar.com › Technology › ​Why you must patch the new Linux sudo security hole

If you want your Linux server to be really secure, you defend it with SELinux. Many sysadmins don't bother because SELinux can be difficult to set up. But, if you really want to nail down your server, you use SELinux. This makes the newly discovered Linux security hole -- with the sudo command that only hits SELinux-protected systems -- all the more annoying.