CVE-2019-18874

HIGH

psutil < 5.6.5 - Double Free via Refcount Mishandling

Title source: llm
STIX 2.1

Description

psutil (aka python-psutil) through 5.6.5 can have a double free. This occurs because of refcount mishandling within a while or for loop that converts system data into a Python object.

References (5)

Core 5
Core References
Third Party Advisory x_refsource_misc
https://github.com/giampaolo/psutil/pull/1616
Mailing List mailing-list x_refsource_mlist
https://lists.debian.org/debian-lts-announce/2019/11/msg00018.html
Vendor Advisory vendor-advisory x_refsource_ubuntu
https://usn.ubuntu.com/4204-1/

Scores

CVSS v3 7.5
EPSS 0.0268
EPSS Percentile 83.8%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Details

CWE
CWE-415
Status published
Products (2)
psutil_project/psutil < 5.6.5
pypi/psutil 0 - 5.6.6PyPI
Published Nov 12, 2019
Tracked Since Feb 18, 2026