How do I update Linux Kernel?
Updating your Kernel version.
Connect to your server using SSH, switch to root and use Yum to update your kernel.
user# su root# yum update kernel
Reboot the server to the update to the installed Kernel
Checking your server is running the latest Kernel version.
The following command listed the currently available Kernel versions.
root# rpm -qa | grep kernel
The following will show the currently active Kernel
root# uname -vr
Note: Active Kernel version should match the latest installed package.