Skip to navigation Skip to main content

Utilities

  • Subscriptions
  • Downloads
  • Red Hat Console
  • Get Support
Red Hat Customer Portal
  • Subscriptions
  • Downloads
  • Red Hat Console
  • Get Support
  • Products

    Top Products

    • Red Hat Enterprise Linux
    • Red Hat OpenShift
    • Red Hat Ansible Automation Platform
    All Products

    Downloads and Containers

    • Downloads
    • Packages
    • Containers

    Top Resources

    • Documentation
    • Product Life Cycles
    • Product Compliance
    • Errata
  • Knowledge

    Red Hat Knowledge Center

    • Knowledgebase Solutions
    • Knowledgebase Articles
    • Customer Portal Labs
    • Errata

    Top Product Docs

    • Red Hat Enterprise Linux
    • Red Hat OpenShift
    • Red Hat Ansible Automation Platform
    All Product Docs

    Training and Certification

    • About
    • Course Index
    • Certification Index
    • Skill Assessment
  • Security

    Red Hat Product Security Center

    • Security Updates
    • Security Advisories
    • Red Hat CVE Database
    • Errata

    References

    • Security Bulletins
    • Security Measurement
    • Severity Ratings
    • Security Data

    Top Resources

    • Security Labs
    • Backporting Policies
    • Security Blog
  • Support

    Red Hat Support

    • Support Cases
    • Troubleshoot
    • Get Support
    • Contact Red Hat Support

    Red Hat Community Support

    • Customer Portal Community
    • Community Discussions
    • Red Hat Accelerator Program

    Top Resources

    • Product Life Cycles
    • Customer Portal Labs
    • Red Hat JBoss Supported Configurations
    • Red Hat Insights
Or troubleshoot an issue.

Select Your Language

  • English
  • Français
  • 한국어
  • 日本語
  • 中文 (中国)

Infrastructure and Management

  • Red Hat Enterprise Linux
  • Red Hat Satellite
  • Red Hat Subscription Management
  • Red Hat Insights
  • Red Hat Ansible Automation Platform

Cloud Computing

  • Red Hat OpenShift
  • Red Hat OpenStack Platform
  • Red Hat OpenShift
  • Red Hat OpenShift AI
  • Red Hat OpenShift Dedicated
  • Red Hat Advanced Cluster Security for Kubernetes
  • Red Hat Advanced Cluster Management for Kubernetes
  • Red Hat Quay
  • Red Hat OpenShift Dev Spaces
  • Red Hat OpenShift Service on AWS

Storage

  • Red Hat Gluster Storage
  • Red Hat Hyperconverged Infrastructure
  • Red Hat Ceph Storage
  • Red Hat OpenShift Data Foundation

Runtimes

  • Red Hat Runtimes
  • Red Hat JBoss Enterprise Application Platform
  • Red Hat Data Grid
  • Red Hat JBoss Web Server
  • Red Hat build of Keycloak
  • Red Hat support for Spring Boot
  • Red Hat build of Node.js
  • Red Hat build of Quarkus

Integration and Automation

  • Red Hat Application Foundations
  • Red Hat Fuse
  • Red Hat AMQ
  • Red Hat 3scale API Management
All Products
Red Hat Product Errata RHSA-2022:0432 - Security Advisory
Issued:
2022-02-03
Updated:
2022-02-03

RHSA-2022:0432 - Security Advisory

  • Overview
  • Updated Packages

Synopsis

Moderate: Release of OpenShift Serverless Client kn 1.20.0

Type/Severity

Security Advisory: Moderate

Red Hat Insights patch analysis

Identify and remediate systems affected by this advisory.

View affected systems

Topic

Release of OpenShift Serverless Client kn 1.20.0

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.

Description

Red Hat OpenShift Serverless Client kn 1.20.0 provides a CLI to interact with Red Hat OpenShift Serverless 1.20.0. 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: net: incorrect parsing of extraneous zero characters at the beginning of an IP address octet (CVE-2021-29923)
  • golang: Command-line arguments may overwrite global data (CVE-2021-38297)
  • golang: archive/zip: malformed archive may cause panic or memory exhaustion (incomplete fix of CVE-2021-33196) (CVE-2021-39293)

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.

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

Affected Products

  • Red Hat Openshift Serverless 1 x86_64
  • Red Hat OpenShift Serverless for IBM Power, little endian 1 ppc64le
  • Red Hat OpenShift Serverless for IBM Z and LinuxONE 1 s390x

Fixes

  • BZ - 1992006 - CVE-2021-29923 golang: net: incorrect parsing of extraneous zero characters at the beginning of an IP address octet
  • BZ - 2006044 - CVE-2021-39293 golang: archive/zip: malformed archive may cause panic or memory exhaustion (incomplete fix of CVE-2021-33196)
  • BZ - 2012887 - CVE-2021-38297 golang: Command-line arguments may overwrite global data
  • BZ - 2024823 - Release of Openshift Serverless Client 1.20.0

CVEs

  • CVE-2021-29923
  • CVE-2021-38297
  • CVE-2021-39293

References

  • 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
Note: More recent versions of these packages may be available. Click a package name for more details.

Red Hat Openshift Serverless 1

SRPM
openshift-serverless-clients-0.26.0-2.el8.src.rpm SHA-256: f98e716eed76e06583b2957b0369fc2d13d7d2e267a0c6ca15b9654395a4116e
x86_64
openshift-serverless-clients-0.26.0-2.el8.x86_64.rpm SHA-256: 86930188cc1fa89289cc4715c865596c56cd89ccda1aaf31b94bd3747c5879c5

Red Hat OpenShift Serverless for IBM Power, little endian 1

SRPM
openshift-serverless-clients-0.26.0-2.el8.src.rpm SHA-256: f98e716eed76e06583b2957b0369fc2d13d7d2e267a0c6ca15b9654395a4116e
ppc64le
openshift-serverless-clients-0.26.0-2.el8.ppc64le.rpm SHA-256: 4b33029c654984684a5500e02a35181023910c506071f92e6207bbde0a4d7bf5

Red Hat OpenShift Serverless for IBM Z and LinuxONE 1

SRPM
openshift-serverless-clients-0.26.0-2.el8.src.rpm SHA-256: f98e716eed76e06583b2957b0369fc2d13d7d2e267a0c6ca15b9654395a4116e
s390x
openshift-serverless-clients-0.26.0-2.el8.s390x.rpm SHA-256: c86a33f7e6bac4f6c24c631dfeccdf031735b8581b69069b89a31ca8692f89a8

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

Red Hat X (formerly Twitter)

Quick Links

  • Downloads
  • Subscriptions
  • Support Cases
  • Customer Service
  • Product Documentation

Help

  • Contact Us
  • Customer Portal FAQ
  • Log-in Assistance

Site Info

  • Trust Red Hat
  • Browser Support Policy
  • Accessibility
  • Awards and Recognition
  • Colophon

Related Sites

  • redhat.com
  • developers.redhat.com
  • connect.redhat.com
  • cloud.redhat.com

Red Hat legal and privacy links

  • About Red Hat
  • Jobs
  • Events
  • Locations
  • Contact Red Hat
  • Red Hat Blog
  • Inclusion at Red Hat
  • Cool Stuff Store
  • Red Hat Summit
© 2025 Red Hat, Inc.

Red Hat legal and privacy links

  • Privacy statement
  • Terms of use
  • All policies and guidelines
  • Digital accessibility