-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA256

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

Synopsis:          Important: Red Hat Single Sign-On 7.6.4 security update on RHEL 7
Advisory ID:       RHSA-2023:3883-02
Product:           Red Hat Single Sign-On
Advisory URL:      https://access.redhat.com/errata/RHSA-2023:3883
Issue date:        2023-06-27
CVE Names:         CVE-2022-4361 CVE-2023-1108 CVE-2023-1664 
                   CVE-2023-2422 CVE-2023-2585 
=====================================================================

1. Summary:

New Red Hat Single Sign-On 7.6.4 packages are now available for Red Hat
Enterprise Linux 7.

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. Relevant releases/architectures:

Red Hat Single Sign-On 7.6 for RHEL 7 Server - noarch

3. Description:

Red Hat Single Sign-On 7.6 is a standalone server, based on the Keycloak
project, that provides authentication and standards-based single sign-on
capabilities for web and mobile applications.

This release of Red Hat Single Sign-On 7.6.4 on RHEL 7 serves as a
replacement for Red Hat Single Sign-On 7.6.3, and includes bug fixes and
enhancements, which are documented in the Release Notes document linked to
in the References.

Security Fix(es):

* keycloak: Cross-site scripting when validating URI-schemes on SAML and
OIDC (CVE-2022-4361)

* undertow: Infinite loop in SslConduit during close (CVE-2023-1108)

* keycloak: oauth client impersonation (CVE-2023-2422)

* keycloak: Untrusted Certificate Validation (CVE-2023-1664)

* keycloak: client access via device auth request spoof (CVE-2023-2585)

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.

4. 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

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

2151618 - CVE-2022-4361 Keycloak | RHSSO: XSS due to lax URI scheme validation
2174246 - CVE-2023-1108 Undertow: Infinite loop in SslConduit during close
2182196 - CVE-2023-1664 keycloak: Untrusted Certificate Validation
2191668 - CVE-2023-2422 keycloak: oauth client impersonation
2196335 - CVE-2023-2585 keycloak: client access via device auth request spoof

6. Package List:

Red Hat Single Sign-On 7.6 for RHEL 7 Server:

Source:
rh-sso7-keycloak-18.0.8-1.redhat_00001.1.el7sso.src.rpm

noarch:
rh-sso7-keycloak-18.0.8-1.redhat_00001.1.el7sso.noarch.rpm
rh-sso7-keycloak-server-18.0.8-1.redhat_00001.1.el7sso.noarch.rpm

These packages are GPG signed by Red Hat for security.  Our key and
details on how to verify the signature are available from
https://access.redhat.com/security/team/key/

7. References:

https://access.redhat.com/security/cve/CVE-2022-4361
https://access.redhat.com/security/cve/CVE-2023-1108
https://access.redhat.com/security/cve/CVE-2023-1664
https://access.redhat.com/security/cve/CVE-2023-2422
https://access.redhat.com/security/cve/CVE-2023-2585
https://access.redhat.com/security/updates/classification/#important
https://access.redhat.com/articles/11258

8. 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.
-----BEGIN PGP SIGNATURE-----
Version: GnuPG v1
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=NfGZ
-----END PGP SIGNATURE-----
--
RHSA-announce mailing list
RHSA-announce@redhat.com
https://listman.redhat.com/mailman/listinfo/rhsa-announce