-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA256

===========================================================================
             AUSCERT External Security Bulletin Redistribution

                               ESB-2023.1316
     OpenShift Container Platform 4.10.53 bug fix and security update
                               2 March 2023

===========================================================================

        AusCERT Security Bulletin Summary
        ---------------------------------

Product:           OpenShift Container Platform 4.10.53
Publisher:         Red Hat
Operating System:  Red Hat
Resolution:        Patch/Upgrade
CVE Names:         CVE-2022-41717 CVE-2022-4338 CVE-2022-4337
                   CVE-2022-3064 CVE-2021-4238 

Original Bulletin: 
   https://access.redhat.com/errata/RHSA-2023:0899

Comment: CVSS (Max):  9.8 CVE-2022-4338 (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)
         CVSS Source: Red Hat
         Calculator:  https://www.first.org/cvss/calculator/3.1#CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

- --------------------------BEGIN INCLUDED TEXT--------------------

- -----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA256

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

Synopsis:          Important: OpenShift Container Platform 4.10.53 bug fix and security update
Advisory ID:       RHSA-2023:0899-01
Product:           Red Hat OpenShift Enterprise
Advisory URL:      https://access.redhat.com/errata/RHSA-2023:0899
Issue date:        2023-03-01
CVE Names:         CVE-2021-4238 CVE-2022-3064 CVE-2022-4337 
                   CVE-2022-4338 CVE-2022-41717 
=====================================================================

1. Summary:

Red Hat OpenShift Container Platform release 4.10.53 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 4.10.

Red Hat Product Security has rated this update as having a security impact
of Important. 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 RPM packages for Red Hat OpenShift Container
Platform 4.10.53. See the following advisory for the container images for
this release:

https://access.redhat.com/errata/RHBA-2023:0898

Security Fix(es):

* goutils: RandomAlphaNumeric and CryptoRandomAlphaNumeric are not as
random as they should be (CVE-2021-4238)

* go-yaml: Improve heuristics preventing CPU/memory abuse by parsing
malicious or large YAML documents (CVE-2022-3064)

* golang: net/http: An attacker can cause excessive memory growth in a Go
server accepting HTTP/2 requests (CVE-2022-41717)

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 4.10 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/4.10/updating/updating-cluster-cli.html

3. Solution:

For OpenShift Container Platform 4.10 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/4.10/release_notes/ocp-4-10-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
sha256:0f683cf611bd6f2d3ab045b52df0fcda8adefa086e6ee80c5551275e5692cd8c

  	(For s390x architecture)
The image digest is
sha256:1b9f19ab333e2b8d5d86e03dbfdbdfa731174fc07469e89bf1d009f9c07fab0e

  	(For ppc64le architecture)
The image digest is
sha256:78a9d2dc1ed7bdfc844018f5c9fbe95659e6650353ea81cd628ee6d485b4c509

  	(For aarch64 architecture)
The image digest is
sha256:aaaffe6fde419d0b75c85742ba4adc1aa1698d0f4bad1149241a92ad5290f543

All OpenShift Container Platform 4.10 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/4.10/updating/updating-cluster-cli.html

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

2092895 - Incorrect updating of EgressACLs using direction "from-lport"
2156729 - CVE-2021-4238 goutils: RandomAlphaNumeric and CryptoRandomAlphaNumeric are not as random as they should be
2161274 - CVE-2022-41717 golang: net/http: An attacker can cause excessive memory growth in a Go server accepting HTTP/2 requests
2163037 - CVE-2022-3064 go-yaml: Improve heuristics preventing CPU/memory abuse by parsing malicious or large YAML documents

5. JIRA issues fixed (https://issues.jboss.org/):

OCPBUGS-2013 - 4.10: When adding nodes, the overlapped node-subnet can be allocated.
OCPBUGS-2731 - OpenStack UPI scripts do not create server group for Computes
OCPBUGS-3656 - [release-4.10] DUALSTACK Intermittent service reach-ability failures on OVN-K amid allow from same namespace networkpolicy
OCPBUGS-3943 - Whereabouts CNI timesout while iterating exclude range [backport 4.10]
OCPBUGS-5974 - OCP on OSP - Image registry is deployed with cinder instead of swift storage backend 
OCPBUGS-6697 - Uninstall fails with Observed a panic: runtime.boundsError
OCPBUGS-6911 - NMstate removes egressip in OpenShift cluster with SDN plugin
OCPBUGS-6933 - Update OWNERS_ALIASES in release-4.10 branch
OCPBUGS-6972 - Image registry Operator does not use Proxy when connecting to openstack
OCPBUGS-7012 - [release-4.10] Egress FW ACL rules are invalid in dualstack mode
OCPBUGS-7315 - Manifests lint issue
OCPBUGS-7533 - [4.10] coreos-installer output not available in the logs

6. References:

https://access.redhat.com/security/cve/CVE-2021-4238
https://access.redhat.com/security/cve/CVE-2022-3064
https://access.redhat.com/security/cve/CVE-2022-4337
https://access.redhat.com/security/cve/CVE-2022-4338
https://access.redhat.com/security/cve/CVE-2022-41717
https://access.redhat.com/security/updates/classification/#important
https://docs.openshift.com/container-platform/4.10/release_notes/ocp-4-10-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.
- -----BEGIN PGP SIGNATURE-----
Version: GnuPG v1
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=m6Fu
- -----END PGP SIGNATURE-----

- --------------------------END INCLUDED TEXT--------------------

You have received this e-mail bulletin as a result of your organisation's
registration with AusCERT. The mailing list you are subscribed to is
maintained within your organisation, so if you do not wish to continue
receiving these bulletins you should contact your local IT manager. If
you do not know who that is, please send an email to auscert@auscert.org.au
and we will forward your request to the appropriate person.

NOTE: Third Party Rights
This security bulletin is provided as a service to AusCERT's members.  As
AusCERT did not write the document quoted above, AusCERT has had no control
over its content. The decision to follow or act on information or advice
contained in this security bulletin is the responsibility of each user or
organisation, and should be considered in accordance with your organisation's
site policies and procedures. AusCERT takes no responsibility for consequences
which may arise from following or acting on information or advice contained in
this security bulletin.

NOTE: This is only the original release of the security bulletin.  It may
not be updated when updates to the original are made.  If downloading at
a later date, it is recommended that the bulletin is retrieved directly
from the author's website to ensure that the information is still current.

Contact information for the authors of the original document is included
in the Security Bulletin above.  If you have any questions or need further
information, please contact them directly.

Previous advisories and external security bulletins can be retrieved from:

        https://www.auscert.org.au/bulletins/

===========================================================================
Australian Computer Emergency Response Team
The University of Queensland
Brisbane
Qld 4072

Internet Email: auscert@auscert.org.au
Facsimile:      (07) 3365 7031
Telephone:      (07) 3365 4417 (International: +61 7 3365 4417)
                AusCERT personnel answer during Queensland business hours
                which are GMT+10:00 (AEST).
                On call after hours for member emergencies only.
===========================================================================
-----BEGIN PGP SIGNATURE-----
Comment: https://auscert.org.au/gpg-key/
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=qCK2
-----END PGP SIGNATURE-----