>> 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.
I will attempt to do a full NTFS code analysis for correctness (from
the point of view of avoiding vulnerabilities  - not necessarily
ensuring full compliance to the NTFS specification).  I plan to
exclude NTFS compression from this analysis as I assume it's not the
majority of use cases, but let me know if that's not the case. I'll
share any fixes / findings once I complete this in an attempt to get
NTFS allowed in lockdown.

Thanks,
Andrew

On Thu, Feb 20, 2025 at 10:44 AM Daniel Kiper <dki...@net-space.pl> wrote:
>
> 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
>
> _______________________________________________
> Grub-devel mailing list
> Grub-devel@gnu.org
> https://lists.gnu.org/mailman/listinfo/grub-devel

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