RHSA-2024:0954 - Security Advisory

Topic

The components for Red Hat OpenShift for Windows Containers 10.15.0 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.

Description

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

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)
• ssh: Prefix truncation attack on Binary Packet Protocol (BPP) (CVE-2023-48795)

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 4.15 for RHEL 9 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
• BZ - 2247570 - openshift-4: Windows Machine Config Operator unconditionally approves all node CSRs
• BZ - 2254210 - CVE-2023-48795 ssh: Prefix truncation attack on Binary Packet Protocol (BPP)
• WINC-1053 - OpenShift Branching Day release-4.15 / WMCO 10.15.0
• OCPBUGS-15988 - 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
• OCPBUGS-19943 - Windows machine config operator: hybrid nodes have permissions error setting annotations
• WINC-1117 - Pick up openshift/kubernetes 1.28 rebase updates
• OCPBUGS-19716 - Enable proxy cert test run in CI
• OCPBUGS-17217 - WMCO does not wait for instance to reboot properly
• OCPBUGS-18554 - error removing %s HNS network when cleaning up BYOH proxy nodes
• OCPBUGS-5002 - WMCO should not copy /payload/azure-cloud-node-manager.exe for non Azure platform
• OCPBUGS-19502 - Enable proxy removal test in CI
• OCPBUGS-27300 - Node drain does not work correctly with local-data pods
• OCPBUGS-8996 - WMCO upgrade strategy fails to upgrade one node at a time
• WINC-751 - Upgrade sdk-operator to 1.32.0
• WINC-1146 - Update kube-proxy submodule to sdn-4.15-kubernetes-1.28
• OCPBUGS-25350 - Missing automatically generated secrets for WICD service account
• WINC-1181 - Add Windows pod CPU and Memory graphs
• OCPBUGS-25755 - Windows pods lose network connectivity intermittently
• OCPBUGS-25756 - CNI config load failed on fs change event
• OCPBUGS-27239 - Unable to add windows node to OCP 4.14 cluster with proxy enabled
• OCPBUGS-27503 - Packet loss on Windows 2019 nodes
• OCPBUGS-28700 - Windows Nodes go to not ready due to empty cni config file

CVEs

• CVE-2021-35937
• CVE-2021-35938
• CVE-2021-35939
• CVE-2021-43618
• CVE-2023-5528
• CVE-2023-7104
• CVE-2023-29491
• CVE-2023-29499
• CVE-2023-32611
• CVE-2023-32665
• CVE-2023-36054
• CVE-2023-38545
• CVE-2023-38546
• CVE-2023-39325
• CVE-2023-39615
• CVE-2023-39975
• CVE-2023-44487
• CVE-2023-48795

References

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