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

Synopsis:          Moderate: OpenShift Container Platform 4.11.42 bug fix and
 security update
Advisory ID:       RHSA-2023:3309-01
Product:           Red Hat OpenShift Enterprise
Advisory URL:      https://access.redhat.com/errata/RHSA-2023:3309
Issue date:        2023-05-31
CVE Names:         CVE-2018-17419 CVE-2022-25147 CVE-2023-25652 
                   CVE-2023-25815 CVE-2023-28617 CVE-2023-29007 
=====================================================================

1. Summary:

Red Hat OpenShift Container Platform release 4.11.42 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 4.11.42. See the following advisory for the RPM packages for this
release:

https://access.redhat.com/errata/RHBA-2023:3308

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):

* dns: Denial of Service (DoS) (CVE-2018-17419)

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 can download the oc tool and use it to inspect release image metadata
for x86_64, s390x, ppc64le, and aarch64 architectures. The image digests
can 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
sha256:518177a34452837920f1e77944f6afa08864537260c9f742b8c88b6157e4f901

(For s390x architecture)
The image digest is
sha256:c8f1891f3d4a93104a209b96987e07e2077b685238a246da12a656bf69be88c3

(For ppc64le architecture)
The image digest is
sha256:19ad52422acbd24dde71ae5089471c541004e1c0bf4e13e081e5b65220600c15

(For aarch64 architecture)
The image digest is
sha256:d87fcd39ad6fad29454ff9137ce521d7049cda2b391ccbdd34554427d60bd27b

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/):

2188523 - CVE-2018-17419 dns: Denial of Service (DoS)

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

OCPBUGS-10276 - [4.11] Lazily unmount /proc/cmdline
OCPBUGS-12231 - Pipeline Repository (Pipeline-as-Code) list page shows an empty
 Event type column
OCPBUGS-12254 - MetalLB operator 4.11 update fails with addressPool apiVersion
 conversion
OCPBUGS-12263 - opm fails to serve FBC if cachedir not provided
OCPBUGS-12279 - Developer catalog shows ImageStreams as samples which has no
 sampleRepo
OCPBUGS-12284 - 'gitlab.secretReference' disappears when the
 buildconfig is edited on ?From View?
OCPBUGS-12959 - update the default pipelineRun template name
OCPBUGS-13730 - Show type of sample on the samples view
OCPBUGS-13746 - PipelineRun templates must be fetched from OpenShift namespace
OCPBUGS-13792 - Failed to create STS resources on AWS GovCloud regions using
 ccoctl
OCPBUGS-13822 - Yum Config Manager Not Found
OCPBUGS-13864 - Pipeline is not removed when Deployment/DC/Knative Service or
 Application is deleted

6. References:

https://access.redhat.com/security/cve/CVE-2018-17419
https://access.redhat.com/security/cve/CVE-2022-25147
https://access.redhat.com/security/cve/CVE-2023-25652
https://access.redhat.com/security/cve/CVE-2023-25815
https://access.redhat.com/security/cve/CVE-2023-28617
https://access.redhat.com/security/cve/CVE-2023-29007
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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