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

Synopsis:          Important: Red Hat JBoss Enterprise Application Platform 7.3 security update
Advisory ID:       RHSA-2021:3217-01
Product:           Red Hat JBoss Enterprise Application Platform
Advisory URL:      https://access.redhat.com/errata/RHSA-2021:3217
Issue date:        2021-08-18
CVE Names:         CVE-2021-3690 
=====================================================================

1. Summary:

A security update is now available for Red Hat JBoss Enterprise Application
Platform 7.3 for Red Hat Enterprise Linux 6, 7, and 8.

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 JBoss EAP 7.3 for BaseOS-8 - noarch
Red Hat JBoss EAP 7.3 for RHEL 6 Server - noarch
Red Hat JBoss EAP 7.3 for RHEL 7 Server - noarch

3. Description:

Red Hat JBoss Enterprise Application Platform 7 is a platform for Java
applications based on the WildFly application runtime.

This asynchronous patch is a security update for Red Hat JBoss Enterprise
Application Platform 7.3 for Red Hat Enterprise Linux 6, 7, and 8.

Security Fix(es):

* undertow: buffer leak on incoming websocket PONG message may lead to DoS
(CVE-2021-3690)

For more details about the security issue(s), including the impact, a CVSS
score, and other related information, see 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/):

1991299 - CVE-2021-3690 undertow: buffer leak on incoming websocket PONG message may lead to DoS

6. Package List:

Red Hat JBoss EAP 7.3 for RHEL 6 Server:

Source:
eap7-undertow-2.0.38-2.SP2_redhat_00001.1.el6eap.src.rpm

noarch:
eap7-undertow-2.0.38-2.SP2_redhat_00001.1.el6eap.noarch.rpm

Red Hat JBoss EAP 7.3 for RHEL 7 Server:

Source:
eap7-undertow-2.0.38-2.SP2_redhat_00001.1.el7eap.src.rpm

noarch:
eap7-undertow-2.0.38-2.SP2_redhat_00001.1.el7eap.noarch.rpm

Red Hat JBoss EAP 7.3 for BaseOS-8:

Source:
eap7-undertow-2.0.38-2.SP2_redhat_00001.1.el8eap.src.rpm

noarch:
eap7-undertow-2.0.38-2.SP2_redhat_00001.1.el8eap.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-2021-3690
https://access.redhat.com/security/updates/classification/#important
https://access.redhat.com/documentation/en-us/red_hat_jboss_enterprise_application_platform/7.3/
https://access.redhat.com/documentation/en-us/red_hat_jboss_enterprise_application_platform/7.3/html-single/installation_guide/

8. Contact:

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

Copyright 2021 Red Hat, Inc.
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