Hi,
Matthew Finkel (2021-03-04):
> Tor Browser 10.0.13 for Linux is now available from the Tor Browser
> download page [1] and also from our distribution directory [2].
> [...]
> Tor Browser 10.0.13 fixes instability on some Linux distributions.
>
> Please see the blog post [3] for more details about this version.
>
> 3: https://blog.torproject.org/new-release-tor-browser-10013
>
> The full changelog since Tor Browser 10.0.12 is:
> * Linux
> * Bug 40328: Fix instability after upgrading to glibc 2.33 [tor-browser]
I understand this problem only happens with a super recent glibc.
We're using Buster's 2.28 so we should be good, and don't need
to upgrade to Tor Browser 10.0.13.
Cheers!