The following advisory data is extracted from:

https://security.access.redhat.com/data/csaf/v2/advisories/2025/rhsa-2025_3863.json

Red Hat officially shut down their mailing list notifications October 10, 2023.  Due to this, Packet Storm has recreated the below data as a reference point to raise awareness.  It must be noted that due to an inability to easily track revision updates without crawling Red Hat's archive, these advisories are single notifications and we strongly suggest that you visit the Red Hat provided links to ensure you have the latest information available if the subject matter listed pertains to your environment.

- Packet Storm Staff




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

Synopsis:           Important: Red Hat multicluster global hub 1.3.3 bug fixes and container update
Advisory ID:        RHSA-2025:3863-03
Product:            multicluster-globalhub
Advisory URL:       https://access.redhat.com/errata/RHSA-2025:3863
Issue date:         2025-04-15
Revision:           03
CVE Names:          CVE-2025-22868
====================================================================

Summary: 

Red Hat multicluster global hub 1.3.3 general availability release, with
updates to container images 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 links in the References section.




Description:

Red Hat multicluster global hub 1.3.3 images

This advisory contains the container images for Red Hat multicluster
global hub. These container images provide enhancements. 

Security fix(es):

* golang.org/x/oauth2: Unexpected memory consumption during token parsing in
golang.org/x/oauth2 (CVE-2025-22868)
* golang.org/x/crypto/ssh: Denial of Service in the Key Exchange of
golang.org/x/crypto/ssh (CVE-2025-22869)

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:

https://docs.redhat.com/documentation/en-us/red_hat_advanced_cluster_management_for_kubernetes/2.12/html-single/multicluster_global_hub/index



CVEs:

CVE-2025-22868

References:

https://access.redhat.com/security/updates/classification/#important
https://bugzilla.redhat.com/show_bug.cgi?id=2348366
https://bugzilla.redhat.com/show_bug.cgi?id=2348367