Home / mailings [RHSA-2023:4835-01] Important: Red Hat OpenShift support for Windows Containers 5.1.2 security update
Posted on 29 August 2023
RedHat===================================================================== Red Hat Security Advisory
Synopsis: Important: Red Hat OpenShift support for Windows Containers 5.1.2 security update
Advisory ID: RHSA-2023:4835-01
Product: Red Hat OpenShift Enterprise
Advisory URL: https://access.redhat.com/errata/RHSA-2023:4835
Issue date: 2023-08-29
CVE Names: CVE-2023-3676 CVE-2023-3955
=====================================================================
1. Summary:
The components for Red Hat OpenShift support for Windows Containers 5.1.2
are now available. This product release includes bug fixes and security
updates for the following packages: windows-machine-config-operator and
windows-machine-config-operator-bundle.
Red Hat Product Security has rated this update as having a security impact
of Important. A Common Vulnerability Scoring System (CVSS) base score,
which gives a detailed severity rating, is available for each vulnerability
from the CVE link(s) in the References section.
2. Description:
Red Hat OpenShift support for Windows Containers allows you to deploy
Windows container workloads running on Windows Server containers.
Security Fix(es):
* kubernetes: Insufficient input sanitization on Windows nodes leads to
privilege escalation (CVE-2023-3676)
* kubernetes: Insufficient input sanitization on Windows nodes leads to
privilege escalation (CVE-2023-3955)
For more details about the security issue(s), including the impact, CVSS
score, acknowledgments, and other related information, refer to the CVE
page(s) listed in the References section.
3. Solution:
For Windows Machine Config Operator upgrades, see the following
documentation:
https://docs.openshift.com/container-platform/latest/windows_containers/windows-node-upgrades.html
4. Bugs fixed (https://bugzilla.redhat.com/):
2227126 - CVE-2023-3676 kubernetes: Insufficient input sanitization on Windows nodes leads to privilege escalation
2227128 - CVE-2023-3955 kubernetes: Insufficient input sanitization on Windows nodes leads to privilege escalation
5. References:
https://access.redhat.com/security/cve/CVE-2023-3676
https://access.redhat.com/security/cve/CVE-2023-3955
https://access.redhat.com/security/updates/classification/#important
6. Contact:
The Red Hat security contact is <secalert@redhat.com>. More contact
details at https://access.redhat.com/security/team/contact/
Copyright 2023 Red Hat, Inc.
