Home / mailings [RHSA-2023:2713-01] Moderate: Red Hat Single Sign-On 7.6.3 security update
Posted on 10 May 2023
RedHat===================================================================== Red Hat Security Advisory
Synopsis: Moderate: Red Hat Single Sign-On 7.6.3 security update
Advisory ID: RHSA-2023:2713-01
Product: Red Hat Single Sign-On
Advisory URL: https://access.redhat.com/errata/RHSA-2023:2713
Issue date: 2023-05-10
CVE Names: CVE-2021-0341 CVE-2022-4492 CVE-2022-38752
CVE-2022-41854 CVE-2022-41881 CVE-2022-45787
CVE-2023-0482
=====================================================================
1. Summary:
A security update is now available for Red Hat Single Sign-On 7.6 from the
Customer Portal.
Red Hat Product Security has rated this update as having a security impact
of Moderate. 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:
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 7.6.3 serves as a replacement for
Red Hat Single Sign-On 7.6.2, and includes bug fixes and enhancements,
which are documented in the Release Notes document linked to in the
References.
Security Fix(es):
* okhttp: information disclosure via improperly used cryptographic function
(CVE-2021-0341)
* undertow: Server identity in https connection is not checked by the
undertow client (CVE-2022-4492)
* snakeyaml: Uncaught exception in java.base/java.util.ArrayList.hashCode
(CVE-2022-38752)
* dev-java/snakeyaml: DoS via stack overflow (CVE-2022-41854)
* codec-haproxy: HAProxyMessageDecoder Stack Exhaustion DoS
(CVE-2022-41881)
* apache-james-mime4j: Temporary File Information Disclosure in MIME4J
TempFileStorageProvider (CVE-2022-45787)
* RESTEasy: creation of insecure temp files (CVE-2023-0482)
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:
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
4. Bugs fixed (https://bugzilla.redhat.com/):
2129710 - CVE-2022-38752 snakeyaml: Uncaught exception in java.base/java.util.ArrayList.hashCode
2151988 - CVE-2022-41854 dev-java/snakeyaml: DoS via stack overflow
2153260 - CVE-2022-4492 undertow: Server identity in https connection is not checked by the undertow client
2153379 - CVE-2022-41881 codec-haproxy: HAProxyMessageDecoder Stack Exhaustion DoS
2154086 - CVE-2021-0341 okhttp: information disclosure via improperly used cryptographic function
2158916 - CVE-2022-45787 apache-james-mime4j: Temporary File Information Disclosure in MIME4J TempFileStorageProvider
2166004 - CVE-2023-0482 RESTEasy: creation of insecure temp files
5. References:
https://access.redhat.com/security/cve/CVE-2021-0341
https://access.redhat.com/security/cve/CVE-2022-4492
https://access.redhat.com/security/cve/CVE-2022-38752
https://access.redhat.com/security/cve/CVE-2022-41854
https://access.redhat.com/security/cve/CVE-2022-41881
https://access.redhat.com/security/cve/CVE-2022-45787
https://access.redhat.com/security/cve/CVE-2023-0482
https://access.redhat.com/security/updates/classification/#moderate
https://access.redhat.com/jbossnetwork/restricted/listSoftware.html?product=core.service.rhsso&downloadType=securityPatches&version=7.6
6. 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.
