RHSA-2023:7662 - 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 4.11.

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)

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 4.11 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
• WINC-1109 - Red Hat OpenShift support for Windows Containers 6.0.2 Post Release

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