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

Synopsis:          Critical: Red Hat Fuse 7.8-7.10 security update
Advisory ID:       RHSA-2022:0203-01
Product:           Red Hat JBoss Fuse
Advisory URL:      https://access.redhat.com/errata/RHSA-2022:0203
Issue date:        2022-01-20
CVE Names:         CVE-2021-44228 CVE-2021-44832 CVE-2021-45046 
                   CVE-2021-45105 
=====================================================================

1. Summary:

A micro version update for Fuse 7.8, 7.9, and 7.10 is now available for Red
Hat Fuse on Karaf and Red Hat Fuse on Spring Boot. The purpose of this
text-only errata is to inform you about the security issues fixed in this
release.

Red Hat Product Security has rated this update as having a security impact
of Critical. 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:

The releases of Red Hat Fuse 7.8.2, 7.9.1 and 7.10.1 serve as a patch to
Red Hat Fuse on Karaf and Red Hat Fuse on Spring Boot and includes security
fixes, which are documented in the Release Notes document linked to in the
References.

Security Fix(es):

* log4j-core: Remote code execution in Log4j 2.x when logs contain an
attacker-controlled string value (CVE-2021-44228)

* log4j-core: remote code execution via JDBC Appender (CVE-2021-44832)

* log4j-core: DoS in log4j 2.x with thread context message pattern and
context lookup pattern (incomplete fix for CVE-2021-44228) (CVE-2021-45046)

* 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, acknowledgments, and other related information, refer to the CVE
page(s) listed in the References section.

3. Solution:

Before applying the update, back up your existing installation, including
all applications, configuration files, databases and database settings, and
so on.

Installation instructions are available from the Fuse product documentation
pages:

Fuse 7.8:
https://access.redhat.com/documentation/en-us/red_hat_fuse/7.8/html/installing_on_apache_karaf/apply-hotfix-patch
https://access.redhat.com/documentation/en-us/red_hat_fuse/7.8/html/deploying_into_spring_boot/patch-red-hat-fuse-applications

Fuse 7.9:
https://access.redhat.com/documentation/en-us/red_hat_fuse/7.9/html/installing_on_apache_karaf/apply-hotfix-patch
https://access.redhat.com/documentation/en-us/red_hat_fuse/7.9/html/deploying_into_spring_boot/patch-red-hat-fuse-applications

Fuse 7.10:
https://access.redhat.com/documentation/en-us/red_hat_fuse/7.10/html/installing_on_apache_karaf/apply-hotfix-patch
https://access.redhat.com/documentation/en-us/red_hat_fuse/7.10/html/deploying_into_spring_boot/patch-red-hat-fuse-applications

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

2030932 - CVE-2021-44228 log4j-core: Remote code execution in Log4j 2.x when logs contain an attacker-controlled string value
2032580 - CVE-2021-45046 log4j-core: DoS in log4j 2.x with thread context message pattern and context lookup pattern (incomplete fix for CVE-2021-44228)
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
2035951 - CVE-2021-44832 log4j-core: remote code execution via JDBC Appender

5. References:

https://access.redhat.com/security/cve/CVE-2021-44228
https://access.redhat.com/security/cve/CVE-2021-44832
https://access.redhat.com/security/cve/CVE-2021-45046
https://access.redhat.com/security/cve/CVE-2021-45105
https://access.redhat.com/security/updates/classification/#critical
https://access.redhat.com/jbossnetwork/restricted/listSoftware.html?downloadType=securityPatches&product=jboss.fuse&version=7.08.0
https://access.redhat.com/jbossnetwork/restricted/listSoftware.html?downloadType=securityPatches&product=jboss.fuse&version=7.09.0
https://access.redhat.com/jbossnetwork/restricted/listSoftware.html?downloadType=securityPatches&product=jboss.fuse&version=7.10.0
https://access.redhat.com/security/vulnerabilities/RHSB-2021-009

6. Contact:

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

Copyright 2022 Red Hat, Inc.
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