RHSA-2025:3439 - Security Advisory

Topic

Updated images are now available for Red Hat Advanced Cluster Security for
Kubernetes (RHACS). The updated image includes security and bug 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 4.6.4 includes security and bug fixes. If you are
using an earlier version of RHACS 4.6, you are advised to upgrade to this
patch release 4.6.4.

Bugs fixed:

• Fixed an issue where Scanner V4 performed TLS validation even for integrations where TLS validation was disabled.
• Fixed an issue that prevented the "Container CPU Limit" field from being added to security policy rules.
• Fixed an issue where the Network Policies tab in the network graph detail view would hang in the PatternFly Code editor due to a potential issue with the Monaco-based text editor.

Security issues fixed:

• CVE-2025-27144: Flaw in Go JOSE versions prior to 4.0.5.
• CVE-2025-22868: Flaw in Golang in the token parsing component.
• CVE-2025-22869: Flaw in golang.org/x/crypto Secure Shell (SSH) file transfer implementation.

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

If you are using an earlier version of RHACS 4.6, you are advised to upgrade to this patch release 4.6.4.

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
• Red Hat Advanced Cluster Security for Kubernetes for ARM 4 aarch64

Fixes

• ROX-28602 - Release RHACS 4.6.4

CVEs

• CVE-2024-12087
• CVE-2024-12088
• CVE-2024-12747
• CVE-2024-56171
• CVE-2025-22868
• CVE-2025-22869
• CVE-2025-24528
• CVE-2025-24928
• CVE-2025-27144

References

• https://access.redhat.com/security/updates/classification/#important
• https://docs.redhat.com/en/documentation/red_hat_advanced_cluster_security_for_kubernetes/4.6/html-single/release_notes/index