CVE-2019-20386

Name: CVE-2019-20386
Creator: NVD / NIST
Published: 2020-01-21T06:15:11.827+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

LOWCVSS 2.4/10EPSS 0.43%

Last modified Jun 17, 2026

CVE-2019-20386 is a low-severity vulnerability rated 2.4/10 on the CVSS scale. 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.. EPSS estimates a 0.43% chance of exploitation in the next 30 days.

Description

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.

Metrics

CVSS 3.1

2.4/10

CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

EPSS Probability

0.43%

34.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Systemd Project	Systemd	< 243
Canonical	Ubuntu Linux	16.04
Canonical	Ubuntu Linux	18.04
Canonical	Ubuntu Linux	19.10
Fedoraproject	Fedora	30
Opensuse	Leap	15.1
Netapp	Active Iq Unified Manager	All versions
Netapp	Cloud Backup	All versions
Netapp	Steelstore Cloud Integrated Storage	All versions

References

http://lists.opensuse.org/opensuse-security-announce/2020-02/msg00014.htmlThird Party Advisory
https://github.com/systemd/systemd/commit/b2774a3ae692113e1f47a336a6c09bac9cfb49adPatch, Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HZPCOMW5X6IZZXASCDD2CNW2DLF3YADC/
https://security.netapp.com/advisory/ntap-20200210-0002/Third Party Advisory
https://usn.ubuntu.com/4269-1/Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2020-02/msg00014.htmlThird Party Advisory
https://github.com/systemd/systemd/commit/b2774a3ae692113e1f47a336a6c09bac9cfb49adPatch, Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HZPCOMW5X6IZZXASCDD2CNW2DLF3YADC/
https://security.netapp.com/advisory/ntap-20200210-0002/Third Party Advisory
https://usn.ubuntu.com/4269-1/Third Party Advisory

Timeline

Published: Jan 21, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2019-20386?

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.

How severe is CVE-2019-20386?

CVE-2019-20386 has a CVSS score of 2.4/10 (LOW severity). The EPSS model estimates a 0.43% probability of exploitation in the next 30 days.

How do I fix CVE-2019-20386?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2019-20386?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST