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CVE-2019-20386 (GCVE-0-2019-20386)

Vulnerability from cvelistv5 – Published: 2020-01-21 05:12 – Updated: 2025-06-09 15:40
VLAI
Summary
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.
Severity
5.1 (Medium)
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
SSVC
Exploitation: none Automatable: no Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2025-06-09 15:39 UTC
CWE
  • n/a
  • CWE-401 - Missing Release of Memory after Effective Lifetime
Assigner
References
Show details on NVD website
To clipboard 

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    "redhat_vex": {
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      "current_release_date": "2025-11-21T11:33:18+00:00",
      "cve": "CVE-2019-20386",
      "id": "CVE-2019-20386",
      "initial_release_date": "2019-01-01T00:00:00+00:00",
      "product_status:fixed": "582",
      "product_status:known_affected": "15",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "systemd: memory leak in button_open() in login/logind-button.c when udev events are received",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2019/cve-2019-20386.json",
      "version": "3"
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      "title": "SUSE CVE CVE-2019-20386",
      "url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2019-20386.json",
      "version": "41"
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}



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Tags
Taxonomy of the tags.





Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.