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=====================================================================
                   Red Hat Security Advisory

Synopsis:          Moderate: OpenShift Container Platform 4.11.49 bug fix and security update
Advisory ID:       RHSA-2023:5001-01
Product:           Red Hat OpenShift Enterprise
Advisory URL:      https://access.redhat.com/errata/RHSA-2023:5001
Issue date:        2023-09-13
CVE Names:         CVE-2016-3709 CVE-2022-46146 CVE-2023-3899 
                   CVE-2023-32360 
=====================================================================

1. Summary:

Red Hat OpenShift Container Platform release 4.11.49 is now available with
updates to packages and images that fix several bugs and add enhancements.

This release includes a security update for Red Hat OpenShift Container
Platform 4.11.

Red Hat Product Security has rated this update as having a security impact
of [impact]. 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.

2. Description:

Red 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 container images for Red Hat OpenShift Container
Platform 4.11.49. See the following advisory for the RPM packages for this
release:

https://access.redhat.com/errata/RHBA-2023:5003

Space precludes documenting all of the container images in this advisory.
See the following Release Notes documentation, which will be updated
shortly for this release, for details about these changes:

https://docs.openshift.com/container-platform/4.11/release_notes/ocp-4-11-release-notes.html

Security Fix(es):

* exporter-toolkit: authentication bypass via cache poisoning
(CVE-2022-46146)

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.

All OpenShift Container Platform 4.11 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 CLI (oc)
or web console. Instructions for upgrading a cluster are available at
https://docs.openshift.com/container-platform/4.11/updating/updating-cluster-cli.html

3. Solution:

For OpenShift Container Platform 4.11 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.openshift.com/container-platform/4.11/release_notes/ocp-4-11-release-notes.html

You may download the oc tool and use it to inspect release image metadata
for x86_64, s390x, ppc64le, and aarch64 architectures. The image digests
may be found at
https://quay.io/repository/openshift-release-dev/ocp-release?tab=tags.

The sha values for the release are

      (For x86_64 architecture)
The image digest is
sha256:c0b6536214019f240004c1738e41c6f10f14599393eabada95eb32b2b79eee77

      (For s390x architecture)
The image digest is
sha256:f83982322bf8b4ccdfbf9d35fb2ea8d8d1bc84ca53bf1fbab7a3f0bea89f76c2

      (For ppc64le architecture)
The image digest is
sha256:644b1dca15839a387f014d9734404575fe453ca09c15f43e71e65fd99fa7c92a

      (For aarch64 architecture)
The image digest is
sha256:74a56ec7cc0d4054fda3548008f97fdb629eab39dec7d53bd21bec4752a8a9ae

All OpenShift Container Platform 4.11 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 CLI (oc)
or web console. Instructions for upgrading a cluster are available at
https://docs.openshift.com/container-platform/4.11/updating/updating-cluster-cli.html

4. Bugs fixed (https://bugzilla.redhat.com/):

2149436 - CVE-2022-46146 exporter-toolkit: authentication bypass via cache poisoning

5. JIRA issues fixed (https://issues.redhat.com/):

OCPBUGS-12819 - Installation failure due to Alertmanager failing to join CNI network
OCPBUGS-14012 - NICs, created by the Machinesets doesn't have Azure tags.
OCPBUGS-14387 - Update cluster-bootstrap 4.11 dependencies and image
OCPBUGS-16791 - [4.11] Rebase openshift/etcd to 3.5.9
OCPBUGS-17189 - Bump to kubernetes 1.24.16
OCPBUGS-17955 - BMH is not reconciled on Secret change
OCPBUGS-18075 - Agent-based install process the container machine-config-controller will be oom
OCPBUGS-18283 - [4.11] silence irrelevant "failed to lock file fileutil: file already locked" warnings
OCPBUGS-18509 - 4.11: Fix wrong PAO upgrading kubelet test 

6. References:

https://access.redhat.com/security/cve/CVE-2016-3709
https://access.redhat.com/security/cve/CVE-2022-46146
https://access.redhat.com/security/cve/CVE-2023-3899
https://access.redhat.com/security/cve/CVE-2023-32360
https://access.redhat.com/security/updates/classification/#moderate
https://docs.openshift.com/container-platform/4.11/release_notes/ocp-4-11-release-notes.html

7. Contact:

The Red Hat security contact is <secalert@redhat.com>. More contact
details at https://access.redhat.com/security/team/contact/

Copyright 2023 Red Hat, Inc.
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