default network attack surface, networkmanager stands out

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Hi,
 I've been looking at Fedora's default --after installation-- attack
surface in terms of servers running, and I see chrony, and
NetworkManager running. NetworkManager runs as root, while chrony runs
as a dedicated user. NetworkManager according to lsof listens at the
bootpc and dhcpv6-client ports and is a pretty interesting setup.

The reason it is interesting is that when I upgrade chrony it restarts
(due to %systemd_postun_with_restart), but I do not see something
similar in NetworkManager. Meaning on a critical vulnerability that
affects the DHCP client paths of networkmanager all fedora systems
remain vulnerable even after installing the updated packages until
they reboot. Is there a particular reason network-manager or at least
its dhcp portion does not restart on upgade, or did I miss something
while looking at it?

Regards,
Nikos
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