Improper Input Validation Affecting python-oslo-log-lang package, versions <0:4.4.0-0.20210409081224.9b29c90.el8


Severity

Recommended
0.0
medium
0
10

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
1.91% (77th percentile)

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  • Snyk IDSNYK-RHEL8-PYTHONOSLOLOGLANG-18678989
  • published12 Aug 2026
  • disclosed7 Apr 2021

Introduced: 7 Apr 2021

CVE-2021-21640  (opens in a new tab)
CWE-20  (opens in a new tab)

How to fix?

Upgrade RHEL:8 python-oslo-log-lang to version 0:4.4.0-0.20210409081224.9b29c90.el8 or higher.
This issue was patched in RHSA-2021:2437.

NVD Description

Note: Versions mentioned in the description apply only to the upstream python-oslo-log-lang package and not the python-oslo-log-lang package as distributed by RHEL. See How to fix? for RHEL:8 relevant fixed versions and status.

Jenkins 2.286 and earlier, LTS 2.277.1 and earlier does not properly check that a newly created view has an allowed name, allowing attackers with View/Create permission to create views with invalid or already-used names.

CVSS Base Scores

version 3.1