Important: RHACS 4.2 security update

Topic

Updated images are now available for Red Hat Advanced Cluster Security 4.2.4.
The updated images includes security fixes.

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

This release of RHACS 4.2.4 provides the following changes:

• Fixed postgresql vulnerabilities in multiple images.

Solution

Before applying this update, make sure all previously released errata
relevant to your system have been applied.

For details on how to apply this update, refer to:

https://access.redhat.com/articles/11258

Affected Products

• Red Hat Advanced Cluster Security for Kubernetes 4 x86_64
• Red Hat Advanced Cluster Security for Kubernetes for IBM Z and LinuxONE 4 s390x
• Red Hat Advanced Cluster Security for Kubernetes for IBM Power, little endian 4 ppc64le

Fixes

• BZ - 2228111 - CVE-2023-39417 postgresql: extension script @substitutions@ within quoting allow SQL injection
• BZ - 2247168 - CVE-2023-5868 postgresql: Memory disclosure in aggregate function calls
• BZ - 2247169 - CVE-2023-5869 postgresql: Buffer overrun from integer overflow in array modification
• BZ - 2247170 - CVE-2023-5870 postgresql: Role pg_signal_backend can signal certain superuser processes.
• ROX-21850 - Release RHACS 4.2.4

CVEs

• CVE-2023-3446
• CVE-2023-3817
• CVE-2023-5678
• CVE-2023-5868
• CVE-2023-5869
• CVE-2023-5870
• CVE-2023-5981
• CVE-2023-7104
• CVE-2023-27043
• CVE-2023-39417
• CVE-2023-39615
• CVE-2023-43804
• CVE-2023-45803

References

• https://access.redhat.com/security/updates/classification/#important
• https://docs.openshift.com/acs/4.2/release_notes/42-release-notes.html