In systemd 260 before 261, a local unprivileged user can trigger an assert via an IPC API call with an array or map that has a null element.
Exploitability
AV:LAC:LPR:NUI:NScope
S:UImpact
C:NI:NA:H6.2/CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HOther