Supported kernel versions
Currently, AL2 AMIs are available with kernel versions 4.14 and 5.10, with version 5.10 as the default. We recommend that you use an AL2 AMI with kernel 5.10.
AL2023 AMIs are available with kernel version 6.1. For more information, see AL2023 Kernel changes from AL2 in the Amazon Linux 2023 User Guide.
Support Timeframe
The 5.10 kernel available on AL2 will be supported until the AL2 AMI reaches the end of standard support.
Live patching support
| AL2 kernel version | Kernel live patching supported |
| 4.14 | Yes |
| 5.10 | Yes |
| 5.15 | No |
