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RedHat OpenShift 4.9.0 Security Advisory RHSA-2021:3759-01 Moderate Impact

red hat
Calendar Grey October 18, 2021
Dist Redhat Esm H88
Delve into the Red Hat Security Announcement covering OpenShift version 4.9.0. Issues of moderate severity addressed along with additional enhancements detailed within.
Red Hat OpenShift Container Platform release 4.9.0 is now available with updates to packages and images that fix several bugs and add enhancements

Solution

For OpenShift Container Platform 4.9 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.redhat.com/en/documentation/openshift_container_platform/4.9/html/release_notes/ocp-4-9-release-notes

Details on how to access this content are available at - -cli.html

Summary

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 4.9.0. See the following advisory for the RPM packages for this release:
https://access.redhat.com/errata/RHSA-2021:3758
Security Fix(es):
* gogo/protobuf: plugin/unmarshal/unmarshal.go lacks certain index validation (CVE-2021-3121)
* sanitize-html: improper handling of internationalized domain name (IDN) can lead to bypass hostname whitelist validation (CVE-2021-26539)
* sanitize-html: improper validation of hostnames set by the "allowedIframeHostnames" option can lead to bypass hostname whitelist for iframe element (CVE-2021-26540)
* nodejs-is-svg: ReDoS via malicious string (CVE-2021-28092)
* nodejs-is-svg: Regular expression denial of service if the application is provided and checks a crafted invalid SVG string (CVE-2021-29059)
* golang: net/http: panic in ReadRequest and ReadResponse when reading a very large header (CVE-2021-31525)
* helm: information disclosure vulnerability (CVE-2021-32690)
* golang: x/net/html: infinite loop in ParseFragment (CVE-2021-33194)
* golang: net: lookup functions may return invalid host names (CVE-2021-33195)
* golang: net/http/httputil: ReverseProxy forwards connection headers if first one is empty (CVE-2021-33197)
* golang: math/big.Rat: may cause a panic or an unrecoverable fatal error if passed inputs with very large exponents (CVE-2021-33198)
* golang: crypto/tls: certificate of wrong type is causing TLS client to panic (CVE-2021-34558)
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.
Additional Changes:
This update also fixes several bugs and adds various enhancements. Documentation for these changes is available from the Release Notes document linked to in the References section.
You may download the oc tool and use it to inspect release image metadata as follows:
(For x86_64 architecture)
$ oc adm release info quay.io/openshift-release-dev/ocp-release:4.9.0-x86_64
The image digest is sha256:d262a12de33125907e0b75a5ea34301dd27c4a6bde8295f6b922411f07623e61
(For s390x architecture)
$ oc adm release info quay.io/openshift-release-dev/ocp-release:4.9.0-s390x
The image digest is sha256:d262a12de33125907e0b75a5ea34301dd27c4a6bde8295f6b922411f07623e61
(For ppc64le architecture)
$ oc adm release info quay.io/openshift-release-dev/ocp-release:4.9.0-ppc64le
The image digest is sha256:d262a12de33125907e0b75a5ea34301dd27c4a6bde8295f6b922411f07623e61
All OpenShift Container Platform 4.9 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 Console or the CLI oc command. Instructions for upgrading a cluster are available at - -between-minor.html#understanding-upgrade-channels_updating-cluster-between - -minor

Topics%20covered

Topics Covered

security advisory Red Hat software update bug fix moderate impact information disclosure OpenShift Container

References

https://access.redhat.com/security/cve/CVE-2021-3121 https://access.redhat.com/security/cve/CVE-2021-26539 https://access.redhat.com/security/cve/CVE-2021-26540 https://access.redhat.com/security/cve/CVE-2021-28092 https://access.redhat.com/security/cve/CVE-2021-28169 https://access.redhat.com/security/cve/CVE-2021-29059 https://access.redhat.com/security/cve/CVE-2021-31525 https://access.redhat.com/security/cve/CVE-2021-32690 https://access.redhat.com/security/cve/CVE-2021-33194 https://access.redhat.com/security/cve/CVE-2021-33195 https://access.redhat.com/security/cve/CVE-2021-33196 https://access.redhat.com/security/cve/CVE-2021-33197 https://access.redhat.com/security/cve/CVE-2021-33198 https://access.redhat.com/security/cve/CVE-2021-34428 https://access.redhat.com/security/cve/CVE-2021-34558 https://access.redhat.com/security/cve/CVE-2021-36980 https://access.redhat.com/security/updates/classification/#moderate

Package List


Severity
important
Lowest
Low
Medium
High
Critical

Advisory ID: RHSA-2021:3759-01
Product: Red Hat OpenShift Enterprise
Advisory URL: https://access.redhat.com/errata/RHSA-2021:3759
Issue date: 2021-10-18

Topic

Red Hat OpenShift Container Platform release 4.9.0 is now available withupdates to packages and images that fix several bugs and add enhancements.Red Hat Product Security has rated this update as having a security impactof Moderate. A Common Vulnerability Scoring System (CVSS) base score, whichgives a detailed severity rating, is available for each vulnerability fromthe CVE link(s) in the References section.

Topics%20covered

Topics Covered

security advisory Red Hat software update bug fix moderate impact information disclosure OpenShift Container

Relevant Releases Architectures

Bugs Fixed

1786835 - oc is crashing while mirroring registry

1856355 - Scrolling of pf4 tables is far less performant than the previous version

1862429 - LocalVolumeSet object can be deleted with in-use PVs. May result in data leak

1868221 - Missing /etc/mtab symlink in CRI-O containers1882490 - Azure installer misses hyphen in master NIC names

1883378 - Openapi spec is missing for prometheus-adapter aggregated api-resources

1890676 - Cypress: Fix 'aria-hidden-focus' accesibility violations

1898877 - keepalived consumes 100% of cpu

1903519 - Wrong Ingress to Route conversion for wildcard hostnames

1903632 - After upgrading a customer openshift cluster to 4.6.4 the openshift marketplace pods are in ImagePullBackOff state

1904155 - Graphs on utilization tab don't respect timespan selection

1905326 - kube-apiserver initContainer setup is not requesting required resources: cpu, memory

1905851 - [REF] Create volumesnapshotclass for Manila csi driver by default Storage/Manila CSI Driver

1906315 - "cannot populate chunk **" error in prometheus container logs

1908677 - Reenable [sig-network] SCTP [Feature:SCTP] [LinuxOnly] should create a Pod with SCTP HostPort [Suite:openshift/conformance/parallel] [Suite:k8s]

1908772 - A11y Violation: Dev Console Nav Menu UL contains non-LI elements

1909058 - [cinder-csi-driver operator] always report fake event continuously in openstack-cinder-csi-driver-operator log

Read the Full Advisory

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