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RedHat: RHSA-2021-3001 Moderate: OpenShift Container Security Update

red hat
Calendar Grey August 3, 2021
Dist Redhat Esm H88
The Linux Foundation's Kubernetes distributions receive crucial enhancements after a recent security alert. Keep updated.
The components for Red Hat OpenShift Container Platform for Windows Containers 3.0.0 are now available

Solution

For Windows Machine Config Operator upgrades, see the following documentation: dows-node-upgrades.html

Summary

Windows Container Support for Red Hat OpenShift allows you to deploy Windows container workloads running on Windows Server containers.
Security Fix(es):
* containernetworking-cni: Arbitrary path injection via type field in CNI configuration (CVE-2021-20206)
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.
Bug Fix(es):
* LB service unstable with multiple Windows nodes and pods (BZ#1905950)
* WMCO patch pub-key-hash annotation to Linux node (BZ#1930791)
* kube-proxy service terminated unexpectedly after recreated LB service (BZ#1939968)
* Telemetry info not completely available to identify windows nodes (BZ#1948037)
* LoadBalancer Service type with invalid external loadbalancer IP breaks the datapath (BZ#1952914)
* WMCO incorrectly shows node as ready after a failed configuration (BZ#1953692)
* Windows pod with a Projected Volume is stuck at ContainerCreating (BZ#1971745)

Topics%20covered

Topics Covered

security advisory Red Hat OpenShift security impact moderate Windows Containers

References

https://access.redhat.com/security/cve/CVE-2021-20206 https://access.redhat.com/security/updates/classification/#moderate

Package List


Advisory ID: RHSA-2021:3001-01
Product: Red Hat OpenShift Enterprise
Advisory URL: https://access.redhat.com/errata/RHSA-2021:3001
Issue date: 2021-08-03

Topic

The components for Red Hat OpenShift Container Platform for WindowsContainers 3.0.0 are now available.Red Hat Product Security has rated this update as having a security impactof Moderate. A Common Vulnerability Scoring System (CVSS) base score, whichgives a detailed severity rating, is available for each vulnerability fromthe CVE link(s) in the References section.

Topics%20covered

Topics Covered

security advisory Red Hat OpenShift security impact moderate Windows Containers

Relevant Releases Architectures

Bugs Fixed

1905950 - LB service unstable with multiple Windows nodes and pods

1919391 - CVE-2021-20206 containernetworking-cni: Arbitrary path injection via type field in CNI configuration

1930791 - WMCO patch pub-key-hash annotation to Linux node

1939968 - kube-proxy service terminated unexpectedly after recreated LB service

1948037 - Telemetry info not completely available to identify windows nodes

1952914 - LoadBalancer Service type with invalid external loadbalancer IP breaks the datapath

1953692 - WMCO incorrectly shows node as ready after a failed configuration

1971745 - Windows pod with a Projected Volume is stuck at ContainerCreating

1983153 - WMCO auto upgrade from v2.0.2 to v3.0.0 failed

5. JIRA issues fixed (https://redhat.atlassian.net/jira/projects):

WINC-618 - Windows Container Support for Red Hat OpenShift 3.0.0 release

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