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Red Hat OpenShift 4.6: RHSA-2021-0956-01 Low Severity DoS Risk

red hat
Calendar Grey March 30, 2021
Dist Redhat Esm H88
Explore the Red Hat OpenShift Kubernetes Platform 4.6.23 security bulletin regarding small enhancements and remedies for key operations.
Red Hat OpenShift Container Platform release 4.6.23 is now available with updates to packages and images that fix several bugs and add enhancements

Solution

For OpenShift Container Platform 4.6 see the following documentation, which will be updated shortly for this release, 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/4.6/html/release_notes/ocp-4-6-release-notes

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

Summary

ed Hat OpenShift Container Platform is Red Hat's cloud computing Kubernetes application platform solution designed for on-premise or private cloud deployments.
This advisory contains the RPM packages for Red Hat OpenShift Container Platform 4.6.23. See the following advisory for the container images for this release:
https://access.redhat.com/errata/RHBA-2021:0952
All OpenShift Container Platform 4.6 users are advised to upgrade to these updated packages and images when they are available in the appropriate release channel. To check for available updates, use the OpenShift Console or the CLI oc command. Instructions for upgrading a cluster are available at - -between-minor.html#understanding-upgrade-channels_updating-cluster-between - -minor.
Security Fix(es):
* golang: data race in certain net/http servers including ReverseProxy can lead to DoS (CVE-2020-15586)
* golang: ReadUvarint and ReadVarint can read an unlimited number of bytes from invalid inputs (CVE-2020-16845)
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 security update Red Hat DoS issue low severity security impact update advisory DoS risk OpenShift Red Hat OpenShift

References

https://access.redhat.com/security/cve/CVE-2020-15586 https://access.redhat.com/security/cve/CVE-2020-16845 https://access.redhat.com/security/updates/classification/#low

Package List

Red Hat OpenShift Container Platform 4.6:
Source: openshift-4.6.0-202103210832.p0.git.94284.834ccc7.el7.src.rpm openshift-ansible-4.6.0-202103192141.p0.git.0.d1b612b.el7.src.rpm openshift-clients-4.6.0-202103200039.p0.git.3841.3e951a5.el7.src.rpm
noarch: openshift-ansible-4.6.0-202103192141.p0.git.0.d1b612b.el7.noarch.rpm openshift-ansible-test-4.6.0-202103192141.p0.git.0.d1b612b.el7.noarch.rpm
x86_64: openshift-clients-4.6.0-202103200039.p0.git.3841.3e951a5.el7.x86_64.rpm openshift-clients-redistributable-4.6.0-202103200039.p0.git.3841.3e951a5.el7.x86_64.rpm openshift-hyperkube-4.6.0-202103210832.p0.git.94284.834ccc7.el7.x86_64.rpm
Red Hat OpenShift Container Platform 4.6:
Source: openshift-4.6.0-202103210832.p0.git.94284.834ccc7.el8.src.rpm openshift-clients-4.6.0-202103200039.p0.git.3841.3e951a5.el8.src.rpm openshift-eventrouter-0.2-6.git7c289cc.el8.src.rpm openshift-kuryr-4.6.0-202103192141.p0.git.2234.cba9525.el8.src.rpm
noarch: openshift-kuryr-cni-4.6.0-202103192141.p0.git.2234.cba9525.el8.noarch.rpm openshift-kuryr-common-4.6.0-202103192141.p0.git.2234.cba9525.el8.noarch.rpm openshift-kuryr-controller-4.6.0-202103192141.p0.git.2234.cba9525.el8.noarch.rpm python3-kuryr-kubernetes-4.6.0-202103192141.p0.git.2234.cba9525.el8.noarch.rpm
ppc64le:

Read the Full Advisory


Severity
low
Lowest
Low
Medium
High
Critical

Advisory ID: RHSA-2021:0956-01
Product: Red Hat OpenShift Enterprise
Advisory URL: https://access.redhat.com/errata/RHSA-2021:0956
Issue date: 2021-03-30

Topic

Red Hat OpenShift Container Platform release 4.6.23 is now available withupdates to packages and images that fix several bugs and add enhancements.Red Hat Product Security has rated this update as having a security impactof Low. 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 security update Red Hat DoS issue low severity security impact update advisory DoS risk OpenShift Red Hat OpenShift

Relevant Releases Architectures

Red Hat OpenShift Container Platform 4.6 - noarch, ppc64le, s390x, x86_64

Bugs Fixed

1856953 - CVE-2020-15586 golang: data race in certain net/http servers including ReverseProxy can lead to DoS

1867099 - CVE-2020-16845 golang: ReadUvarint and ReadVarint can read an unlimited number of bytes from invalid inputs

1941433 - Placeholder bug for OCP 4.6.0 rpm release

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