Protect yourself against future threats.
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AUSCERT External Security Bulletin Redistribution
ESB-2021.3979
Release of OpenShift Serverless and Serverless Client kn 1.19.0
24 November 2021
===========================================================================
AusCERT Security Bulletin Summary
---------------------------------
Product: Openshift serverless
Openshift serverless client
Publisher: Red Hat
Operating System: Red Hat
Impact/Access: Denial of Service -- Remote/Unauthenticated
Access Confidential Data -- Remote/Unauthenticated
Resolution: Patch/Upgrade
CVE Names: CVE-2021-36221 CVE-2021-33938 CVE-2021-33930
CVE-2021-33929 CVE-2021-33928 CVE-2021-22947
CVE-2021-22946 CVE-2021-3733
Reference: ESB-2021.3941
ESB-2021.3934
ESB-2021.3878
Original Bulletin:
https://access.redhat.com/errata/RHSA-2021:4765
https://access.redhat.com/errata/RHSA-2021:4766
Comment: This bulletin contains two (2) Red Hat security advisories.
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Red Hat Security Advisory
Synopsis: Moderate: Release of OpenShift Serverless Client kn 1.19.0
Advisory ID: RHSA-2021:4765-01
Product: Red Hat OpenShift Serverless
Advisory URL: https://access.redhat.com/errata/RHSA-2021:4765
Issue date: 2021-11-23
CVE Names: CVE-2021-36221
=====================================================================
1. Summary:
Release of OpenShift Serverless Client kn 1.19.0
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 1.19.0 provides a CLI to interact
with Red Hat OpenShift Serverless 1.19.0. 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/http/httputil: panic due to racy read of persistConn after
handler panic (CVE-2021-36221)
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
5. Bugs fixed (https://bugzilla.redhat.com/):
1995656 - CVE-2021-36221 golang: net/http/httputil: panic due to racy read of persistConn after handler panic
2016255 - Release of Openshift Serverless Client 1.19.0
6. Package List:
Openshift Serverless 1 on RHEL 8Base:
Source:
openshift-serverless-clients-0.25.1-1.el8.src.rpm
ppc64le:
openshift-serverless-clients-0.25.1-1.el8.ppc64le.rpm
s390x:
openshift-serverless-clients-0.25.1-1.el8.s390x.rpm
x86_64:
openshift-serverless-clients-0.25.1-1.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-2021-36221
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
8. Contact:
The Red Hat security contact is <secalert@redhat.com>. More contact
details at https://access.redhat.com/security/team/contact/
Copyright 2021 Red Hat, Inc.
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Hash: SHA256
=====================================================================
Red Hat Security Advisory
Synopsis: Moderate: Release of OpenShift Serverless 1.19.0
Advisory ID: RHSA-2021:4766-01
Product: Red Hat OpenShift Serverless
Advisory URL: https://access.redhat.com/errata/RHSA-2021:4766
Issue date: 2021-11-23
CVE Names: CVE-2021-3733 CVE-2021-22946 CVE-2021-22947
CVE-2021-33928 CVE-2021-33929 CVE-2021-33930
CVE-2021-33938 CVE-2021-36221
=====================================================================
1. Summary:
Release of OpenShift Serverless 1.19.0
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. Description:
Red Hat OpenShift Serverless release of the OpenShift Serverless Operator.
This version of the OpenShift Serverless Operator is supported on Red Hat
OpenShift Container Platform versions 4.6, 4.7, 4.8 and 4.9, and includes
security and bug fixes and enhancements. For more information, see the
documentation listed in the References section.
Security Fix(es):
* golang: net/http/httputil: panic due to racy read of persistConn after
handler panic (CVE-2021-36221)
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.
3. 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
4. Bugs fixed (https://bugzilla.redhat.com/):
1995656 - CVE-2021-36221 golang: net/http/httputil: panic due to racy read of persistConn after handler panic
2016256 - Release of OpenShift Serverless Eventing 1.19.0
2016258 - Release of OpenShift Serverless Serving 1.19.0
5. References:
https://access.redhat.com/security/cve/CVE-2021-3733
https://access.redhat.com/security/cve/CVE-2021-22946
https://access.redhat.com/security/cve/CVE-2021-22947
https://access.redhat.com/security/cve/CVE-2021-33928
https://access.redhat.com/security/cve/CVE-2021-33929
https://access.redhat.com/security/cve/CVE-2021-33930
https://access.redhat.com/security/cve/CVE-2021-33938
https://access.redhat.com/security/cve/CVE-2021-36221
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
6. Contact:
The Red Hat security contact is <secalert@redhat.com>. More contact
details at https://access.redhat.com/security/team/contact/
Copyright 2021 Red Hat, Inc.
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