You’re right: “auto-update to the next stable version” is risky indeed. So I deactivated it. Now there are no packages to be upgraded anymore. Thanks for your advices!
sudo apt update
[sudo] password for pi:
Hit:1 Index of /debian bookworm InRelease
Hit:2 Index of /debian bookworm-updates InRelease
Hit:3 Index of /debian bookworm-backports InRelease
Get:4 Index of /debian-security bookworm-security InRelease [48.0 kB]
Fetched 48.0 kB in 2s (22.8 kB/s)
Reading package lists… Done
Building dependency tree… Done
Reading state information… Done
11 packages can be upgraded. Run ‘apt list --upgradable’ to see them.
N: Repository ‘Debian bookworm’ changed its ‘non-free component’ value from ‘non-free’ to ‘non-free non-free-firmware’
N: More information about this can be found online in the Release notes at: Chapter 5. Issues to be aware of for bookworm
pi@freedombox:~$ sudo apt list --upgradable
Listing… Done
libldb2/stable-security 2:2.6.2+samba4.17.10+dfsg-0+deb12u1 arm64 [upgradable from: 2:2.6.2+samba4.17.9+dfsg-0+deb12u3]
libwbclient0/stable-security 2:4.17.10+dfsg-0+deb12u1 arm64 [upgradable from: 2:4.17.9+dfsg-0+deb12u3]
python3-ldb/stable-security 2:2.6.2+samba4.17.10+dfsg-0+deb12u1 arm64 [upgradable from: 2:2.6.2+samba4.17.9+dfsg-0+deb12u3]
python3-samba/stable-security 2:4.17.10+dfsg-0+deb12u1 arm64 [upgradable from: 2:4.17.9+dfsg-0+deb12u3]
samba-ad-provision/stable-security 2:4.17.10+dfsg-0+deb12u1 all [upgradable from: 2:4.17.9+dfsg-0+deb12u3]
samba-common-bin/stable-security 2:4.17.10+dfsg-0+deb12u1 arm64 [upgradable from: 2:4.17.9+dfsg-0+deb12u3]
samba-common/stable-security 2:4.17.10+dfsg-0+deb12u1 all [upgradable from: 2:4.17.9+dfsg-0+deb12u3]
samba-dsdb-modules/stable-security 2:4.17.10+dfsg-0+deb12u1 arm64 [upgradable from: 2:4.17.9+dfsg-0+deb12u3]
samba-libs/stable-security 2:4.17.10+dfsg-0+deb12u1 arm64 [upgradable from: 2:4.17.9+dfsg-0+deb12u3]
samba-vfs-modules/stable-security 2:4.17.10+dfsg-0+deb12u1 arm64 [upgradable from: 2:4.17.9+dfsg-0+deb12u3]
samba/stable-security 2:4.17.10+dfsg-0+deb12u1 arm64 [upgradable from: 2:4.17.9+dfsg-0+deb12u3]
pi@freedombox:~$ sudo apt upgrade
Reading package lists… Done
Building dependency tree… Done
Reading state information… Done
Calculating upgrade… Done
The following packages will be upgraded:
libldb2 libwbclient0 python3-ldb python3-samba samba samba-ad-provision
samba-common samba-common-bin samba-dsdb-modules samba-libs
samba-vfs-modules
11 upgraded, 0 newly installed, 0 to remove and 0 not upgraded.
Need to get 11.3 MB of archives.
After this operation, 63.5 kB disk space will be freed.
Do you want to continue? [Y/n] y
Get:1 Index of /debian-security bookworm-security/main arm64 samba-vfs-modules arm64 2:4.17.10+dfsg-0+deb12u1 [404 kB]
Get:2 Index of /debian-security bookworm-security/main arm64 python3-ldb arm64 2:2.6.2+samba4.17.10+dfsg-0+deb12u1 [59.0 kB]
Get:3 Index of /debian-security bookworm-security/main arm64 libldb2 arm64 2:2.6.2+samba4.17.10+dfsg-0+deb12u1 [153 kB]
Get:4 Index of /debian-security bookworm-security/main arm64 samba-dsdb-modules arm64 2:4.17.10+dfsg-0+deb12u1 [297 kB]
Get:5 Index of /debian-security bookworm-security/main arm64 samba-common-bin arm64 2:4.17.10+dfsg-0+deb12u1 [1098 kB]
Get:6 Index of /debian-security bookworm-security/main arm64 python3-samba arm64 2:4.17.10+dfsg-0+deb12u1 [2621 kB]
Get:7 Index of /debian-security bookworm-security/main arm64 libwbclient0 arm64 2:4.17.10+dfsg-0+deb12u1 [51.6 kB]
Get:8 Index of /debian-security bookworm-security/main arm64 samba-libs arm64 2:4.17.10+dfsg-0+deb12u1 [5260 kB]
Get:9 Index of /debian-security bookworm-security/main arm64 samba-ad-provision all 2:4.17.10+dfsg-0+deb12u1 [414 kB]
Get:10 Index of /debian-security bookworm-security/main arm64 samba arm64 2:4.17.10+dfsg-0+deb12u1 [889 kB]
Get:11 Index of /debian-security bookworm-security/main arm64 samba-common all 2:4.17.10+dfsg-0+deb12u1 [85.4 kB]
Fetched 11.3 MB in 1s (11.3 MB/s)
quota not working (qgroup not set)
Preconfiguring packages …
(Reading database … 59370 files and directories currently installed.)
Preparing to unpack …/00-samba-vfs-modules_2%3a4.17.10+dfsg-0+deb12u1_arm64.deb …
Unpacking samba-vfs-modules:arm64 (2:4.17.10+dfsg-0+deb12u1) over (2:4.17.9+dfsg-0+deb12u3) …
Preparing to unpack …/01-python3-ldb_2%3a2.6.2+samba4.17.10+dfsg-0+deb12u1_arm64.deb …
Unpacking python3-ldb (2:2.6.2+samba4.17.10+dfsg-0+deb12u1) over (2:2.6.2+samba4.17.9+dfsg-0+deb12u3) …
Preparing to unpack …/02-libldb2_2%3a2.6.2+samba4.17.10+dfsg-0+deb12u1_arm64.deb …
Unpacking libldb2:arm64 (2:2.6.2+samba4.17.10+dfsg-0+deb12u1) over (2:2.6.2+samba4.17.9+dfsg-0+deb12u3) …
Preparing to unpack …/03-samba-dsdb-modules_2%3a4.17.10+dfsg-0+deb12u1_arm64.deb …
Unpacking samba-dsdb-modules:arm64 (2:4.17.10+dfsg-0+deb12u1) over (2:4.17.9+dfsg-0+deb12u3) …
Preparing to unpack …/04-samba-common-bin_2%3a4.17.10+dfsg-0+deb12u1_arm64.deb …
Unpacking samba-common-bin (2:4.17.10+dfsg-0+deb12u1) over (2:4.17.9+dfsg-0+deb12u3) …
Preparing to unpack …/05-python3-samba_2%3a4.17.10+dfsg-0+deb12u1_arm64.deb …
Unpacking python3-samba (2:4.17.10+dfsg-0+deb12u1) over (2:4.17.9+dfsg-0+deb12u3) …
Preparing to unpack …/06-libwbclient0_2%3a4.17.10+dfsg-0+deb12u1_arm64.deb …
Unpacking libwbclient0:arm64 (2:4.17.10+dfsg-0+deb12u1) over (2:4.17.9+dfsg-0+deb12u3) …
Preparing to unpack …/07-samba-libs_2%3a4.17.10+dfsg-0+deb12u1_arm64.deb …
Unpacking samba-libs:arm64 (2:4.17.10+dfsg-0+deb12u1) over (2:4.17.9+dfsg-0+deb12u3) …
Preparing to unpack …/08-samba-ad-provision_2%3a4.17.10+dfsg-0+deb12u1_all.deb …
Unpacking samba-ad-provision (2:4.17.10+dfsg-0+deb12u1) over (2:4.17.9+dfsg-0+deb12u3) …
Preparing to unpack …/09-samba_2%3a4.17.10+dfsg-0+deb12u1_arm64.deb …
Unpacking samba (2:4.17.10+dfsg-0+deb12u1) over (2:4.17.9+dfsg-0+deb12u3) …
Preparing to unpack …/10-samba-common_2%3a4.17.10+dfsg-0+deb12u1_all.deb …
Unpacking samba-common (2:4.17.10+dfsg-0+deb12u1) over (2:4.17.9+dfsg-0+deb12u3) …
Setting up samba-common (2:4.17.10+dfsg-0+deb12u1) …
Setting up libwbclient0:arm64 (2:4.17.10+dfsg-0+deb12u1) …
Setting up samba-ad-provision (2:4.17.10+dfsg-0+deb12u1) …
Setting up libldb2:arm64 (2:2.6.2+samba4.17.10+dfsg-0+deb12u1) …
Setting up samba-libs:arm64 (2:4.17.10+dfsg-0+deb12u1) …
Setting up python3-ldb (2:2.6.2+samba4.17.10+dfsg-0+deb12u1) …
Setting up samba-dsdb-modules:arm64 (2:4.17.10+dfsg-0+deb12u1) …
Setting up python3-samba (2:4.17.10+dfsg-0+deb12u1) …
Setting up samba-vfs-modules:arm64 (2:4.17.10+dfsg-0+deb12u1) …
Setting up samba-common-bin (2:4.17.10+dfsg-0+deb12u1) …
Setting up samba (2:4.17.10+dfsg-0+deb12u1) …
Processing triggers for libc-bin (2.36-9+deb12u1) …
quota not working (qgroup not set)
Scanning processes…
Scanning processor microcode…
Scanning linux images…
Running kernel seems to be up-to-date.
Failed to check for processor microcode upgrades.
No services need to be restarted.
No containers need to be restarted.
No user sessions are running outdated binaries.
No VM guests are running outdated hypervisor (qemu) binaries on this host.
pi@freedombox:~$ sudo apt update
Hit:1 Index of /debian-security bookworm-security InRelease
Hit:2 Index of /debian bookworm InRelease
Hit:3 Index of /debian bookworm-updates InRelease
Hit:4 Index of /debian bookworm-backports InRelease
Reading package lists… Done
Building dependency tree… Done
Reading state information… Done
All packages are up to date.
N: Repository ‘Debian bookworm’ changed its ‘non-free component’ value from ‘non-free’ to ‘non-free non-free-firmware’
N: More information about this can be found online in the Release notes at: Chapter 5. Issues to be aware of for bookworm
pi@freedombox:~$ sudo reboot
Broadcast message from root@freedombox on pts/1 (Sun 2023-08-20 15:16:31 CEST):
The system will reboot now!