CVE Database›CVE-2019-18874

CVE-2019-18874

python-psutil: Double free because of refcount mishandling

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Severity

Low

Red Hat Product Security

7

CVSS 3.0

Review impact separately from score.

Published · November 7, 2019

Updated · June 28, 2026

Description

A double free issue has been discovered in python-psutil because of the mishandling of refcounts while converting system data into Python objects in functions like psutil_disk_partitions(), psutil_users(), psutil_net_if_addrs(), and others. In particular cases, a local attacker may be able to get code execution by manipulating system resources that python-psutil then tries to convert.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CVSS 3.0 · 7
CVSS:3.0/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H

CWE-416 · Use After Free