I confirm the issue. The latest qubes-template-debian-12-minimal-4.2.0-202406230213 template from templates-itl-testing repository has qubes-core-agent 4.2.34-1+deb12u1 installed even though the current stable qubes-core-agent version is 4.2.33-1+deb12u1.
user@debian-12-minimal:~$ dpkg -l | grep qubes-core-agent
ii qubes-core-agent 4.2.34-1+deb12u1 amd64 Qubes core agent
user@debian-12-minimal:~$ apt info -a qubes-core-agent qubes-core-agent-networking
Package: qubes-core-agent
Version: 4.2.34-1+deb12u1
Status: install ok installed
Priority: extra
Section: admin
Maintainer: unman <unman@thirdeyesecurity.org>
Installed-Size: 788 kB
Depends: apt-transport-https, dconf-cli, dmsetup, gawk, graphicsmagick, init-system-helpers, initscripts | sysvinit-utils, librsvg2-bin, locales, ncurses-term, psmisc, procps, util-linux, e2fsprogs, parted, python3-qubesdb, python3-gi, python3-xdg, python3-dbus, qubes-utils (>= 3.1.3), qubes-core-qrexec (>= 4.2.19), qubesdb-vm, systemd, xdg-user-dirs, xdg-utils, xen-utils-common, xen-utils-guest, xenstore-utils, python3:any, libc6 (>= 2.34), libqubes-pure0 (>= 4.2.17), libqubes-rpc-filecopy2 (>= 4.2.17), dconf-gsettings-backend | gsettings-backend
Recommends: cups, gnome-terminal, gnome-themes-standard, haveged, libnotify-bin, locales-all, mate-notification-daemon, ntpdate, system-config-printer, qubes-core-agent-nautilus, qubes-core-agent-networking, qubes-core-agent-network-manager, x11-xserver-utils, xinit, xserver-xorg-core, xsettingsd, xterm
Conflicts: firewalld, pulseaudio-qubes (<< 4.2.0-1), qubes-core-agent-linux, qubes-core-vm-sysvinit, qubes-gui-agent (<< 4.1.6-1)
Homepage: https://www.qubes-os.org
Download-Size: unknown
APT-Manual-Installed: no
APT-Sources: /var/lib/dpkg/status
Description: Qubes core agent
This package includes various daemons necessary for qubes domU support,
such as qrexec services.
Package: qubes-core-agent
Version: 4.2.33-1+deb12u1
Priority: extra
Section: admin
Maintainer: unman <unman@thirdeyesecurity.org>
Installed-Size: 764 kB
Depends: apt-transport-https, dconf-cli, dmsetup, gawk, graphicsmagick, init-system-helpers, initscripts | sysvinit-utils, librsvg2-bin, locales, ncurses-term, psmisc, procps, util-linux, e2fsprogs, parted, python3-daemon, python3-qubesdb, python3-gi, python3-xdg, python3-dbus, qubes-utils (>= 3.1.3), qubes-core-qrexec (>= 4.2.19), qubesdb-vm, systemd, xdg-user-dirs, xdg-utils, xen-utils-common, xen-utils-guest, xenstore-utils, python3:any, libc6 (>= 2.34), libqubes-rpc-filecopy2 (>= 4.1.7), dconf-gsettings-backend | gsettings-backend
Recommends: cups, gnome-terminal, gnome-themes-standard, haveged, libnotify-bin, locales-all, mate-notification-daemon, ntpdate, system-config-printer, qubes-core-agent-nautilus, qubes-core-agent-networking, qubes-core-agent-network-manager, x11-xserver-utils, xinit, xserver-xorg-core, xsettingsd, xterm
Conflicts: firewalld, pulseaudio-qubes (<< 4.2.0-1), qubes-core-agent-linux, qubes-core-vm-sysvinit, qubes-gui-agent (<< 4.1.6-1)
Homepage: https://www.qubes-os.org
Download-Size: 97.8 kB
APT-Sources: https://deb.qubes-os.org/r4.2/vm bookworm/main amd64 Packages
Description: Qubes core agent
This package includes various daemons necessary for qubes domU support,
such as qrexec services.
Package: qubes-core-agent-networking
Version: 4.2.33-1+deb12u1
Priority: extra
Section: admin
Source: qubes-core-agent
Maintainer: unman <unman@thirdeyesecurity.org>
Installed-Size: 110 kB
Depends: qubes-core-agent (= 4.2.33-1+deb12u1), tinyproxy, nftables, conntrack, socat, iproute2, python3:any
Breaks: qubes-core-agent (<< 4.0.0-1)
Replaces: qubes-core-agent (<< 4.0.0-1)
Homepage: https://www.qubes-os.org
Download-Size: 28.2 kB
APT-Sources: https://deb.qubes-os.org/r4.2/vm bookworm/main amd64 Packages
Description: Networking support for Qubes VM
This package provides:
* basic network functionality (setting IP address, DNS, default gateway)
* proxy service used by TemplateVMs to download updates
* qubes-firewall service (FirewallVM)
.
Note: if you want to use NetworkManager (you do want it in NetVM), install
also qubes-core-agent-network-manager.