Hi Petr,

On Wed, Feb 19, 2025 at 09:15:50AM +0100, Petr Řehák wrote:
> Hello,
>
> why is there a lockdown for the NTFS file system, please? Is it vulnerable
> as well when no CVE exists for it? We are developers of computer-aided
> assistive technology for blind and visually impaired Windows users and this
> will prevent our GRUB to communicate with Windows, supplying necessary
> information through the Environment Block on a NTFS volume which can be read

Why could not you store environment block on ESP?

> by a Windows application. Thanks for any information. Should the lockdown
> for NTFS remain, is it here to stay indefinitely?

We did a lot of work to improve the NTFS code but still we are not sure
it is fully correct. If somebody will do full NTFS code analysis and
properly fix all (potential) problems then I think we could consider
removing this filesystem from lockdown.

Daniel

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