If you’re running Ubuntu today, chances are you’re not using the current stable release of the Linux Kernel. You don’t have it because it was just released yesterday and won’t be added to your system for sometime after it’s tested and proven to fully work with Ubuntu.
Well, you don’t have to wait that long. You can update your system’s kernel to the latest version and take advantage of use some of the useful and updated features that are currently available.
For more about this release, check out the current ChangeLog.
Below are some of the changes that were added to this release.
- fix memory corruption due to wrong size used in devm_kzalloc()
- drivers: uio: Fix UIO device registration failure
- a fix for PPP header erasure and memory leak. This prevents erasure of the added PPP header and prevent memory leak.
- Fix udp fragmentation for tunnel traffic
The above are just a few of the bugs that were fixed or improved on. Check out the changelog for more.
It’s not recommended to upgrade your system’s kernel without first backing your machine. So, before updating to the latest Linux kernel, please backup your data and system’s setting. When you’re done, run the commands below to update your machine and remove any unneeded and unused kernel image.
sudo apt-get update && sudo apt-get dist-upgrade && sudo apt-get autoremove
Next, change into the temporary directory and download the kernel image.
cd /tmp
Next, use the link below to download the 32-bit image of the Linux Kernel.
wget http://kernel.ubuntu.com/~kernel-ppa/mainline/v3.9.8-saucy/linux-headers-3.9.8-030908-generic_3.9.8-030908.201306271518_i386.deb http://kernel.ubuntu.com/~kernel-ppa/mainline/v3.9.8-saucy/linux-headers-3.9.8-030908_3.9.8-030908.201306271518_all.deb http://kernel.ubuntu.com/~kernel-ppa/mainline/v3.9.8-saucy/linux-image-3.9.8-030908-generic_3.9.8-030908.201306271518_i386.deb
For 64-bit version of the kernel, use the link below.
wget http://kernel.ubuntu.com/~kernel-ppa/mainline/v3.9.8-saucy/linux-headers-3.9.8-030908-generic_3.9.8-030908.201306271518_amd64.deb http://kernel.ubuntu.com/~kernel-ppa/mainline/v3.9.8-saucy/linux-headers-3.9.8-030908_3.9.8-030908.201306271518_all.deb http://kernel.ubuntu.com/~kernel-ppa/mainline/v3.9.8-saucy/linux-image-3.9.8-030908-generic_3.9.8-030908.201306271518_amd64.deb
After downloading the version of your choice, run the commands below to install the kernel.
sudo dpkg -i *.deb
Finally, run the commands below to update GRUB.
sudo update-grub2
That’s it! Restart your computer to begin using the latest version of the kernel.
If you decide to undo the changes and remove the kernel you just installed, run the commands below.
sudo apt-get purge linux-image-3.9.8*
To verify if you’re running the latest Linux Kernel, run the commands below.
uname –r
You’ll see something like the one below.
Enjoy!
Frequently Asked Questions
How to upgrade Linux Kernel to version 3.9.8 in Ubuntu 13.04 Raring Ringtail?
To upgrade to Linux Kernel 3.9.8 in Ubuntu 13.04, you can download the appropriate 32-bit or 64-bit kernel image from the Ubuntu kernel mainline website and install it using the dpkg command.
What are some of the notable changes in Linux Kernel 3.9.8 for Ubuntu users?
Linux Kernel 3.9.8 for Ubuntu includes fixes for memory corruption, UIO device registration failure, PPP header erasure, memory leaks, and UDP fragmentation issues for tunnel traffic, among other bug fixes and improvements.
Is it safe to upgrade the Linux Kernel without backing up data in Ubuntu?
It's not recommended to upgrade the Linux Kernel in Ubuntu without first backing up your data and system settings to prevent any potential data loss or system instability during the upgrade process.
How can I check the changelog for Linux Kernel 3.9.8 in Ubuntu?
You can check the changelog for Linux Kernel 3.9.8 in Ubuntu by visiting the Ubuntu kernel mainline website or reviewing the current ChangeLog to see all the bug fixes and improvements included in this release.
What commands can I use to update my Ubuntu system before installing the new Linux Kernel?
Before installing the new Linux Kernel, you should update your Ubuntu system using the commands 'sudo apt-get update', 'sudo apt-get dist-upgrade', and 'sudo apt-get autoremove' to ensure your system is up to date and remove any unneeded kernel images.
Where can I find the download links for Linux Kernel 3.9.8 in Ubuntu?
You can find the download links for Linux Kernel 3.9.8 for Ubuntu on the Ubuntu kernel mainline website. Choose the appropriate 32-bit or 64-bit version and download the necessary kernel image files for installation.
What is the procedure to install the Linux Kernel 3.9.8 in Ubuntu using the downloaded files?
After downloading the kernel image files, you can install Linux Kernel 3.9.8 in Ubuntu by running the command 'sudo dpkg -i *.deb' in the terminal to install the downloaded kernel files on your system.
How can I ensure a successful upgrade to Linux Kernel 3.9.8 in Ubuntu?
To ensure a successful upgrade to Linux Kernel 3.9.8 in Ubuntu, follow the recommended steps of backing up your data, updating your system, downloading the correct kernel files, and installing them properly using the dpkg command.
