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

Synopsis:          Moderate: Release of OpenShift Serverless Client kn 1.21.0
Advisory ID:       RHSA-2022:1056-01
Product:           Red Hat OpenShift Serverless
Advisory URL:      https://access.redhat.com/errata/RHSA-2022:1056
Issue date:        2022-03-24
CVE Names:         CVE-2021-44716 CVE-2021-44717 
=====================================================================

1. Summary:

Release of OpenShift Serverless Client kn 1.21.0

Red Hat Product Security has rated this update as having a security impact
of
Moderate. 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. Relevant releases/architectures:

Openshift Serverless 1 on RHEL 8Base - ppc64le, s390x, x86_64

3. Description:

Red Hat OpenShift Serverless Client kn 1.21.0 provides a CLI to interact
with Red Hat OpenShift Serverless 1.21.0. The kn CLI is delivered as an RPM
package for installation on RHEL platforms, and as binaries for non-Linux
platforms.

Security Fix(es):

* golang: syscall: don't close fd 0 on ForkExec error (CVE-2021-44717)

* golang: net/https: limit growth of header canonicalization cache
(CVE-2021-44716)

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.

4. Solution:

See the Red Hat OpenShift Container Platform 4.6 documentation at:
https://access.redhat.com/documentation/en-us/openshift_container_platform/4.6/html/serverless/index
See the Red Hat OpenShift Container Platform 4.7 documentation at:
https://access.redhat.com/documentation/en-us/openshift_container_platform/4.7/html/serverless/index
See the Red Hat OpenShift Container Platform 4.8 documentation at:
https://access.redhat.com/documentation/en-us/openshift_container_platform/4.8/html/serverless/index
See the Red Hat OpenShift Container Platform 4.9 documentation at:
https://access.redhat.com/documentation/en-us/openshift_container_platform/4.9/html/serverless/index
See the Red Hat OpenShift Container Platform 4.10 documentation at:
https://access.redhat.com/documentation/en-us/openshift_container_platform/4.10/html/serverless/index

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

2030801 - CVE-2021-44716 golang: net/https: limit growth of header canonicalization cache
2030806 - CVE-2021-44717 golang: syscall: don't close fd 0 on ForkExec error
2054716 - Release of Openshift Serverless Client 1.21.0

6. Package List:

Openshift Serverless 1 on RHEL 8Base:

Source:
openshift-serverless-clients-1.0.0-2.el8.src.rpm

ppc64le:
openshift-serverless-clients-1.0.0-2.el8.ppc64le.rpm

s390x:
openshift-serverless-clients-1.0.0-2.el8.s390x.rpm

x86_64:
openshift-serverless-clients-1.0.0-2.el8.x86_64.rpm

These packages are GPG signed by Red Hat for security.  Our key and
details on how to verify the signature are available from
https://access.redhat.com/security/team/key/

7. References:

https://access.redhat.com/security/cve/CVE-2021-44716
https://access.redhat.com/security/cve/CVE-2021-44717
https://access.redhat.com/security/updates/classification/#moderate
https://access.redhat.com/documentation/en-us/openshift_container_platform/4.6/html/serverless/index
https://access.redhat.com/documentation/en-us/openshift_container_platform/4.7/html/serverless/index
https://access.redhat.com/documentation/en-us/openshift_container_platform/4.8/html/serverless/index
https://access.redhat.com/documentation/en-us/openshift_container_platform/4.9/html/serverless/index
https://access.redhat.com/documentation/en-us/openshift_container_platform/4.10/html/serverless/index

8. Contact:

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

Copyright 2022 Red Hat, Inc.
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