Yes, I have glibc installed. I was already aware of the version mismatch and that's why my first attempt of fixing it was to compile the requested version 2.29 from source.
even produced:
Code:
ldd (GNU libc) 2.29
Copyright (C) 2019 Free Software Foundation, Inc.
This is free software; see the source for copying conditions. There is NO
warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
Written by Roland McGrath and Ulrich Drepper.
That, as you already predicted, does not work.
But I am kind of hesitant to do dist-upgrades, as I have previously bricked my server while trying to go from Debian 9 to 10. Is there no other option?
Otherwise, I could go to Debian 12, but I don't want to lose any data on the server, or even worse, get apt depedenncy issues and broken packages in the process.