This has been floating around for awhile now.
As I read it, it doesn't apply if you have secure boot disabled.
It would apply if you are dual-booting Linux with Windows.
This article contains a nice review of secure boot, too:
Microsoft's Secure Boot UEFI bootloader signing key expires in September, posing problems for Linux users
https://www.tomshardware.com/tech-in...or-linux-users
As I read it, it doesn't apply if you have secure boot disabled.
It would apply if you are dual-booting Linux with Windows.
This article contains a nice review of secure boot, too:
Microsoft's Secure Boot UEFI bootloader signing key expires in September, posing problems for Linux users
https://www.tomshardware.com/tech-in...or-linux-users
A new key was issued in 2023, but it might not be well-supported ahead of the original key's expiration.