An ACS 4.0 enhancement and security update has been released.

[RHSA-2023:3415-01] Important: ACS 4.0 enhancement and security update

==================================================================== Red Hat Security Advisory

Synopsis: Important: ACS 4.0 enhancement and security update
Advisory ID: RHSA-2023:3415-01
Product: Red Hat Advanced Cluster Security for Kubernetes
Advisory URL: https://access.redhat.com/errata/RHSA-2023:3415
Issue date: 2023-05-31
CVE Names: CVE-2023-24539 CVE-2023-24540 CVE-2023-29400
====================================================================
1. Summary:

Updated images are now available for Red Hat Advanced Cluster Security
(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.

2. Description:

This release of RHACS 4.0.2 includes security fixes for CVE-2023-24540,
CVE-2023-24539 and CVE-2023-29400 by building RHACS with updated Golang
builder. If you are using an earlier version of RHACS 4.0, you are advised
to upgrade to this patch release 4.0.2.

Security Issue(s) fixed:

* golang: html/template: improper sanitization of CSS values
(CVE-2023-24539)

* golang: html/template: improper handling of JavaScript whitespace
(CVE-2023-24540)

* golang: html/template: improper handling of empty HTML attributes
(CVE-2023-29400)

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:

For details on how to apply this update, which includes the changes
described in this advisory, refer to:

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

4. Bugs fixed ( https://bugzilla.redhat.com/):

2196026 - CVE-2023-24539 golang: html/template: improper sanitization of CSS values
2196027 - CVE-2023-24540 golang: html/template: improper handling of JavaScript whitespace
2196029 - CVE-2023-29400 golang: html/template: improper handling of empty HTML attributes

5. JIRA issues fixed ( https://issues.redhat.com/):

ROX-17407 - Release RHACS 4.0.2

6. References:

https://access.redhat.com/security/cve/CVE-2023-24539
https://access.redhat.com/security/cve/CVE-2023-24540
https://access.redhat.com/security/cve/CVE-2023-29400
https://access.redhat.com/security/updates/classification/#important
https://docs.openshift.com/acs/4.0/release_notes/40-release-notes.html

7. Contact:

The Red Hat security contact is [secalert@redhat.com]. More contact
details at https://access.redhat.com/security/team/contact/

Copyright 2023 Red Hat, Inc.

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