The Buster 10.9 point release brings a number of bugfixes (including some security fixes):
https://lists.debian.org/debian-announce/2021/msg00001.html
Use this ticket to track the respective updates across the cluster.
[] avahi
[] base-files
[] debian-archive-keyring
[] exim4
[] gdnsd
[x] groff
[x] intel-microcode
[] iputils
[] jquery
[x] libbsd
[] linux
[] linux-latest
[] linux-signed-amd64
[] m2crypto
[] postgresql-11
[] python3.7
[] redis
[] systemd
[x] xcftools
These are unused by us:
[x] cloud-init
[x] fetchmail
[x] fwupd
[x] fwupd-amd64-signed
[x] fwupd-arm64-signed
[x] fwupd-armhf-signed
[x] fwupd-i386-signed
[x] fwupdate
[x] fwupdate-amd64-signed
[x] fwupdate-arm64-signed
[x] fwupdate-armhf-signed
[x] fwupdate-i386-signed
[x] hwloc-contrib
[x] libpano13
[x] libreoffice
[x] linux-signed-arm64
[x] linux-signed-i386
[x] lirc
[x] openafs
[x] portaudio19
[x] privoxy
[x] ruby-mechanize
[x] uim
[x] xterm
These are only used by the installer, which has been rebuilt:
[x] debian-installer
[x] debian-installer-netboot-images