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an issue notification that reads Something has gone seriously wrong.
Microsoft has investigated the issue and released a statement.
GRUB is a popular bootloader (a program that boots up operating systems) for Linux.

You might find that older Linux distribution ISOs will not boot.
If this occurs, work with your Linux vendor to get an update.
Booting from ISO files loaded onbootable drivesis failing too.

After the reports poured in, Microsoft released a statement addressing the issue.
This update is not applied when a Linux boot option is detected.
We are working with our Linux partners to investigate and address it, Microsoft said.
The company is maintaining that dual-booting devices were never affected, except the ones running older versions of GRUB.
Dual-booting issues are commonbecause Windows updates and features often break them.
But people have figured out a way to mitigate the problem even without guidance from Microsoft.
Temporarilydisabling Secure Bootand deleting the Microsoft patch using a terminal command within Linux reportedly fixes the booting issue.