Ubuntu 20.04.6 LTS has been released.
Ubuntu LTS releases are usually only updated for five minor releases, but the 20.04.5 point release was released without a UEFI bootloader, the consequences of which are UEFI’s SecureBoot(Secure Boot) A new round of security updates has caused SBAT to remove all shim/grub (see this Issue for details).
Ubuntu 20.04.6 is sort of an emergency fix release, with updated installer media for amd64, in support of SecureBoot Re-enable the feature on the system.
Of course, a new version will be issued anyway, and Ubuntu 20.04.6 introduces a large number of security fixes and bug elimination by the way.
See all updates for Ubuntu 20.04.6 on the Ubuntu wiki.
The official Ubuntu flavor versions such as Kubuntu, Xubuntu, Ubuntu Budgie, Ubuntu MATE, and Ubuntu Kylin have also been updated to version 20.04.6. All official versions can be downloaded from heredownload.
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