CVE-2019-20386: Canonical Ubuntu Linux

Low severity, CVSS 2.4. EPSS: 0.4% chance of exploitation in the next 30 days.

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.

Affected products

• Canonical Ubuntu Linux: version 16.04 only; version 18.04 only; version 19.10 only
• Fedoraproject Fedora: version 30 only
• Netapp Active Iq Unified Manager: affected versions not specified
• Netapp Cloud Backup: affected versions not specified
• Netapp Steelstore Cloud Integrated Storage: affected versions not specified
• Opensuse Leap: version 15.1 only
• Systemd Project Systemd: before 243 (fixed in 243)

Published 2020-01-21. Last modified 2026-06-17.