An ni_dhcp4_fsm_process_dhcp4_packet memory leak in openSUSE wicked 0.6.55 and earlier allows network attackers to cause a denial of service by sending DHCP4 packets with a different client-id.
https://www.suse.com/security/cve/CVE-2020-7217/
https://github.com/openSUSE/wicked/releases
https://bugzilla.suse.com/show_bug.cgi?id=1160906
http://lists.opensuse.org/opensuse-security-announce/2020-02/msg00011.html