Improper Preservation of Permissions Affecting openshift-hyperkube package, versions <0:4.10.0-202202250816.p0.ge419edf.assembly.stream.el8


Severity

Recommended
medium

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
1.52% (73rd percentile)

Do your applications use this vulnerable package?

In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.

Test your applications
  • Snyk IDSNYK-RHEL8-OPENSHIFTHYPERKUBE-18677808
  • published12 Aug 2026
  • disclosed4 Nov 2021

Introduced: 4 Nov 2021

CVE-2021-21685  (opens in a new tab)
CWE-281  (opens in a new tab)

How to fix?

Upgrade RHEL:8 openshift-hyperkube to version 0:4.10.0-202202250816.p0.ge419edf.assembly.stream.el8 or higher.
This issue was patched in RHSA-2022:0055.

NVD Description

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

Jenkins 2.318 and earlier, LTS 2.303.2 and earlier does not check agent-to-controller access to create parent directories in FilePath#mkdirs.

CVSS Base Scores

version 3.1