RHSA-2022:0034 - Security Advisory

Topic

A security update is now available for Red Hat Single Sign-On 7.5 container images for IBM P/Z.

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.

Description

Red Hat Single Sign-On 7.5 container images for IBM P/Z, based on the Keycloak project, that provides authentication and standards-based single sign-on capabilities for web and mobile applications.

This is a security update Red Hat Single Sign-On 7.5, and includes one security fix.

Security Fix:

• keycloak: Incorrect authorization allows unpriviledged users to create other users (CVE-2021-4133)

For more details about the security issue(s), including the impact, a CVSS score, and other related information, refer to the CVE page(s) listed in the References section.

Solution

The RHEL-8 based Middleware Containers container image provided by this update
can be downloaded from the Red Hat Container Registry at
registry.access.redhat.com. Installation instructions for your platform are
available at Red Hat Container Catalog (see References).

Dockerfiles and scripts should be amended either to refer to this new image
specifically, or to the latest image generally.

Affected Products

• Red Hat OpenShift Container Platform for Power 4.9 for RHEL 8 ppc64le
• Red Hat OpenShift Container Platform for Power 4.8 for RHEL 8 ppc64le
• Red Hat OpenShift Container Platform for IBM Z and LinuxONE 4.9 for RHEL 8 s390x
• Red Hat OpenShift Container Platform for IBM Z and LinuxONE 4.8 for RHEL 8 s390x

Fixes

• BZ - 2033602 - CVE-2021-4133 Keycloak: Incorrect authorization allows unpriviledged users to create other users

CVEs

• CVE-2021-3712
• CVE-2021-4133
• CVE-2021-42574

References

• https://access.redhat.com/security/updates/classification/#important