RHSA-2023:7710 - Security Advisory

Topic

An update for windows-machine-config-operator-bundle-container and windows-machine-config-operator-container is now available for Red Hat OpenShift Container Platform 4.12.

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.

Description

Red Hat OpenShift for Windows Containers allows you to deploy Windows container workloads running on Windows Server nodes.

Security Fix(es):

• golang: net/http, x/net/http2: rapid stream resets can cause excessive work (CVE-2023-44487) (CVE-2023-39325)
• kubernetes: Insufficient input sanitization in in-tree storage plugin leads to privilege escalation on Windows nodes (CVE-2023-5528)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Solution

For Windows Machine Config Operator upgrades, see the following documentation:
https://docs.openshift.com/container-platform/latest/windows_containers/windows-node-upgrades.html

Affected Products

• Red Hat OpenShift Container Platform 4.12 for RHEL 8 x86_64

Fixes

• BZ - 2243296 - CVE-2023-39325 golang: net/http, x/net/http2: rapid stream resets can cause excessive work (CVE-2023-44487)
• BZ - 2247163 - CVE-2023-5528 kubernetes: Insufficient input sanitization in in-tree storage plugin leads to privilege escalation on Windows nodes
• OCPBUGS-17639 - Avoid blocking installation of WMCO 7.1.x when using nightly or ci releases
• WINC-1097 - Drop AWS support in WMCO 5.x/4.10
• WINC-1057 - Backport Windows Server 2022 support on AWS to 4.12
• OCPBUGS-13790 - Segmentation Violation found in WMCO .ensureWICDSecretContent
• WINC-948 - WICD uses a kubeconfig to authenticate
• WINC-1033 - Use new WICD binary and stop WICD service before node cleanup
• WINC-1108 - Red Hat OpenShift support for Windows Containers 7.1.1 Post Release
• OCPBUGS-17825 - Cannot get latest services ConfigMap from custom namespace
• WINC-635 - Ensure vSphere BYOH machineset is cleaned up at end of e2e tests
• WINC-1023 - Remove WICD RBAC permissions to delete node
• WINC-805 - Add Support for Windows Server 2022 in AWS
• OCPBUGS-20139 - Modifying Windows node's annotation windowsmachineconfig.openshift.io/version ends up in Ready,SchedulingDisabled
• OCPBUGS-20140 - BYOH node failed to upgrade: Cannot remove item C:\\var\\log\\containerd\\containerd.log: The process cannot access the file \r\n'containerd.log' because it is being used by another process
• OCPBUGS-20168 - BYOH node on AWS server 2022 reconciliation is failing: Unable to connect to the remote server\r\nAt line:1 char:1\r\n+ Invoke-RestMethod -UseBasicParsing -Uri http://169.254.169.254
• WINC-950 - [e2e] Create a CI job that tests WMCO upgrades triggered by an OCP upgrade

CVEs

• CVE-2023-5528
• CVE-2023-39325

References

• https://access.redhat.com/security/updates/classification/#important
• https://access.redhat.com/security/vulnerabilities/RHSB-2023-003