RedHat: RHSA-2021-3653:01 Important: Red Hat Advanced Cluster Management
Summary
Red Hat Advanced Cluster Management for Kubernetes 2.1.11 images
Red Hat Advanced Cluster Management for Kubernetes provides the
capabilities to address common challenges that administrators and site
reliability engineers face as they work across a range of public and
private cloud environments. Clusters and applications are all visible and
managed from a single console—with security policy built in.
This advisory contains updates to one or more container images for Red Hat
Advanced Cluster Management for Kubernetes. See the following Release Notes
documentation, which will be updated shortly for this release, for
additional
details about this release:
gement_for_kubernetes/2.1/html/release_notes/
Security fix:
* management-ingress-container: nginx: Off-by-one in ngx_resolver_copy()
when labels are followed by a pointer to a root domain name
(CVE-2021-23017)
For more details about the security issue, including the impact, a CVSS
score, acknowledgments, and other related information, refer to the CVE
page(s) listed in the References section.
Container updates:
* RHACM 2.1.11 images (BZ# 1999375)
Summary
Solution
Before applying this update, make sure all previously released errata
relevant to your system have been applied.
*Important:* This upgrade of Red Hat Advanced Cluster Management for
Kubernetes
is not supported when you are running Red Hat Advanced Cluster Management
on
Red Hat OpenShift Container Platform version 4.5. To apply this upgrade,
you
must upgrade your OpenShift Container Platform version to 4.6, or later.
For details on how to apply this update, refer to:
gement_for_kubernetes/2.1/html/install/installing#upgrading-by-using-the-op
erator
References
https://access.redhat.com/security/cve/CVE-2020-27777 https://access.redhat.com/security/cve/CVE-2021-3653 https://access.redhat.com/security/cve/CVE-2021-22555 https://access.redhat.com/security/cve/CVE-2021-22922 https://access.redhat.com/security/cve/CVE-2021-22923 https://access.redhat.com/security/cve/CVE-2021-22924 https://access.redhat.com/security/cve/CVE-2021-23017 https://access.redhat.com/security/cve/CVE-2021-29154 https://access.redhat.com/security/cve/CVE-2021-29650 https://access.redhat.com/security/cve/CVE-2021-31535 https://access.redhat.com/security/cve/CVE-2021-32399 https://access.redhat.com/security/cve/CVE-2021-36222 https://access.redhat.com/security/cve/CVE-2021-37750 https://access.redhat.com/security/updates/classification/#important
Package List
Topic
Red Hat Advanced Cluster Management for Kubernetes 2.1.11 GeneralAvailability release images, which provide a security fix and update thecontainer images.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.
Topic
Relevant Releases Architectures
Bugs Fixed
1963121 - CVE-2021-23017 nginx: Off-by-one in ngx_resolver_copy() when labels are followed by a pointer to a root domain name
1999375 - RHACM 2.1.11 images