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Red Hat RHSA-2022-1403-02 Moderate Patch for SSO 7.4.1 Vulnerability

red hat
Calendar Grey April 20, 2022
Dist Redhat Esm H88
Red Hat Single Sign-On 7.5.2 now available for RHEL 7, addressing low security risks and resolving DoS issues.
New Red Hat Single Sign-On 7.5.2 packages are now available for Red Hat Enterprise Linux 7

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

Summary

Red Hat Single Sign-On 7.5 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 7.5.2 on RHEL 7 serves as a replacement for Red Hat Single Sign-On 7.5.1, and includes bug fixes and enhancements, which are documented in the Release Notes document linked to in the References.
Security Fix(es):
* log4j-core: DoS in log4j 2.x with Thread Context Map (MDC) input data contains a recursive lookup and context lookup pattern (CVE-2021-45105)
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.

Topics%20covered

Topics Covered

security advisory Red Hat DoS low severity RHEL 7 Single Sign-On

References

https://access.redhat.com/security/cve/CVE-2021-45105 https://access.redhat.com/security/updates/classification#low https://access.redhat.com/articles/11258

Package List

Red Hat Single Sign-On 7.5 for RHEL 7 Server:
Source: rh-sso7-keycloak-15.0.6-1.redhat_00001.1.el7sso.src.rpm
noarch: rh-sso7-keycloak-15.0.6-1.redhat_00001.1.el7sso.noarch.rpm rh-sso7-keycloak-server-15.0.6-1.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


Severity
low
Lowest
Low
Medium
High
Critical

Advisory ID: RHSA-2022:1462-01
Product: Red Hat Single Sign-On
Advisory URL: https://access.redhat.com/errata/RHSA-2022:1462
Issue date: 2022-04-20

Topic

New Red Hat Single Sign-On 7.5.2 packages are now available for Red HatEnterprise Linux 7.Red Hat Product Security has rated this update as having a security impactof Low. A Common Vulnerability Scoring System (CVSS) base score, whichgives a detailed severity rating, is available for each vulnerability fromthe CVE link(s) in the References section.

Topics%20covered

Topics Covered

security advisory Red Hat DoS low severity RHEL 7 Single Sign-On

Relevant Releases Architectures

Red Hat Single Sign-On 7.5 for RHEL 7 Server - noarch

Bugs Fixed

2034067 - CVE-2021-45105 log4j-core: DoS in log4j 2.x with Thread Context Map (MDC) input data contains a recursive lookup and context lookup pattern

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