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Red Hat OpenShift 4.3: RHSA-2020-0933-01 Moderate Memory Exhaustion

red hat
Calendar Grey April 1, 2020
Dist Redhat Esm H88
A new version of the OpenShift Container Platform is now available, targeting memory management concerns with significant attention.
An update for ose-openshift-apiserver-container is now available for Red Hat OpenShift Container Platform 4.3

Solution

For OpenShift Container Platform 4.3 see the following documentation, which will be updated shortly for release 4.3.9, for important instructions on how to upgrade your cluster and fully apply this asynchronous errata update:

https://docs.redhat.com/en/documentation/openshift_container_platform/4.3/html/release_notes/ocp-4-3-release-notes

Details on how to access this content are available at - -cli.html.

Summary

Red Hat OpenShift Container Platform is Red Hat's cloud computing Kubernetes application platform solution designed for on-premise or private cloud deployments.
Security Fix(es):
* kubernetes: Use of unbounded 'client' label in apiserver_request_total allowed for memory exhaustion (CVE-2020-8552)
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.

Topics%20covered

Topics Covered

security advisory moderate Red Hat memory exhaustion OpenShift apiserver

References

https://access.redhat.com/security/cve/CVE-2020-8552 https://access.redhat.com/security/updates/classification/#moderate

Package List


Advisory ID: RHSA-2020:0933-01
Product: Red Hat OpenShift Enterprise
Advisory URL: https://access.redhat.com/errata/RHSA-2020:0933
Issue date: 2020-04-01

Topic

An update for ose-openshift-apiserver-container is now available for RedHat OpenShift Container Platform 4.3.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 moderate Red Hat memory exhaustion OpenShift apiserver

Relevant Releases Architectures

Bugs Fixed

1797909 - CVE-2020-8552 kubernetes: Use of unbounded 'client' label in apiserver_request_total allows for memory exhaustion

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