This update for sddm fixes the following issue:
{ "binaries": [ { "sddm": "0.18.0-lp152.5.3.1", "sddm-branding-upstream": "0.18.0-lp152.5.3.1", "sddm-branding-openSUSE": "0.18.0-lp152.5.3.1" } ] }
"https://ftp.suse.com/pub/projects/security/osv/openSUSE-SU-2020:1870-1.json"