[Bug 56744] Serial number in smbios system table is not filled on Linux in practice

[WineHQ Bugzilla]

https://bugs.winehq.org/show_bug.cgi?id=56744

--- Comment #6 from Hans Leidekker  ---
(In reply to Eric Pouech from comment #5)
> for the record:
> - there's https://gitlab.winehq.org/wine/wine/-/merge_requests/4773 that
>
> should address it
> - there are also some games (at least one) which derive a user id from this
>
> kind of information, and having a static string ends up with all users
> sharing the same account (yes, game implementation is to blame, but here it
> is)

My tests show that Windows returns the string "System Serial Number" in the
SMBIOS system section on real hardware. I suspect it was anonymized at some
point, probably for the same reason Linux made it readable only by root.