An issue was discovered in button_open in login/logind-button.c in systemd before 243. When executing the udevadm trigger command, a memory leak may occur.
https://usn.ubuntu.com/4269-1/
https://security.netapp.com/advisory/ntap-20200210-0002/
https://github.com/systemd/systemd/commit/b2774a3ae692113e1f47a336a6c09bac9cfb49ad
http://lists.opensuse.org/opensuse-security-announce/2020-02/msg00014.html