The Linux kernel is the core component of the Linux operating system, managing hardware resources and system security.
Regular updates to the kernel bring enhancements, security patches, and support for new hardware, making it crucial for system maintenance.
uname -rsudo apt updatesudo apt install linux-genericsudo rebootTo list all available kernels for Ubuntu 22.04, use this command:
apt list --installed | grep linux-image| Kernel Version | Release Date | Changes |
|---|---|---|
| 5.15.0-56 | 2023-07-01 | Security updates and bug fixes |
| 5.15.0-55 | 2023-06-15 | Improved hardware support |
| 5.15.0-54 | 2023-06-01 | Performance optimizations |
| 5.15.0-53 | 2023-05-15 | Security updates and stability improvements |
| 5.15.0-52 | 2023-05-01 | Bug fixes and hardware support updates |
| 5.15.0-51 | 2023-04-15 | Security updates and bug fixes |
| 5.15.0-50 | 2023-04-01 | Performance improvements |
| 5.15.0-49 | 2023-03-15 | Security and bug fixes |
| 5.15.0-48 | 2023-03-01 | Hardware support updates |
| 5.15.0-47 | 2023-02-15 | General updates and improvements |
WannaCry ransomware attack in 2017 highlighted the dangers of unpatched systems.
E-commerce platform saw reduced server load after kernel upgrade.
Software firm resolved hardware conflicts with kernel update.