Improper Update of Reference Count Affecting python3-perf package, versions <0:4.18.0-513.11.1.el8_9


Severity

Recommended
0.0
high
0
10

Based on CentOS security rating.

Threat Intelligence

EPSS
0.04% (6th percentile)

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  • Snyk IDSNYK-CENTOS8-PYTHON3PERF-6031877
  • published24 Oct 2023
  • disclosed28 Sept 2023

Introduced: 28 Sep 2023

CVE-2023-5633  (opens in a new tab)
CWE-911  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

Upgrade Centos:8 python3-perf to version 0:4.18.0-513.11.1.el8_9 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream python3-perf package and not the python3-perf package as distributed by Centos. See How to fix? for Centos:8 relevant fixed versions and status.

The reference count changes made as part of the CVE-2023-33951 and CVE-2023-33952 fixes exposed a use-after-free flaw in the way memory objects were handled when they were being used to store a surface. When running inside a VMware guest with 3D acceleration enabled, a local, unprivileged user could potentially use this flaw to escalate their privileges.

CVSS Scores

version 3.1