Alerts This Week
Warning Icon 1 727
Alerts This Week
Warning Icon 1 727

Important Security Update for Red Hat JBoss Web Server 5.5.1 DoS Risk

red hat
Calendar Grey October 6, 2021
Dist Redhat Esm H88
The latest Red Hat JBoss Application Server 5.5.1 updates mitigate significant security vulnerabilities impacting RHEL 7 and RHEL 8 systems.
Updated Red Hat JBoss Web Server 5.5.1 packages are now available for Red Hat Enterprise Linux 7 and Red Hat Enterprise Linux 8

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 JBoss Web Server is a fully integrated and certified set of components for hosting Java web applications. It is comprised of the Apache Tomcat Servlet container, JBoss HTTP Connector (mod_cluster), the PicketLink Vault extension for Apache Tomcat, and the Tomcat Native library.
This release of Red Hat JBoss Web Server 5.5.1 serves as a replacement for Red Hat JBoss Web Server 5.5.0, and includes bug fixes, enhancements and component upgrades, which are documented in the Release Notes, linked to in the References.
Security Fix(es):
* tomcat: Apache Tomcat DoS with unexpected TLS packet (CVE-2021-41079)
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.

Topics%20covered

Topics Covered

security advisory software update DoS important security impact Red Hat JBoss

References

https://access.redhat.com/security/cve/CVE-2021-41079 https://access.redhat.com/security/updates/classification#important

Package List

Red Hat JBoss Web Server 5.5 for RHEL 7 Server:
Source: jws5-tomcat-9.0.43-13.redhat_00013.1.el7jws.src.rpm
noarch: jws5-tomcat-9.0.43-13.redhat_00013.1.el7jws.noarch.rpm jws5-tomcat-admin-webapps-9.0.43-13.redhat_00013.1.el7jws.noarch.rpm jws5-tomcat-docs-webapp-9.0.43-13.redhat_00013.1.el7jws.noarch.rpm jws5-tomcat-el-3.0-api-9.0.43-13.redhat_00013.1.el7jws.noarch.rpm jws5-tomcat-java-jdk11-9.0.43-13.redhat_00013.1.el7jws.noarch.rpm jws5-tomcat-java-jdk8-9.0.43-13.redhat_00013.1.el7jws.noarch.rpm jws5-tomcat-javadoc-9.0.43-13.redhat_00013.1.el7jws.noarch.rpm jws5-tomcat-jsp-2.3-api-9.0.43-13.redhat_00013.1.el7jws.noarch.rpm jws5-tomcat-lib-9.0.43-13.redhat_00013.1.el7jws.noarch.rpm jws5-tomcat-selinux-9.0.43-13.redhat_00013.1.el7jws.noarch.rpm jws5-tomcat-servlet-4.0-api-9.0.43-13.redhat_00013.1.el7jws.noarch.rpm jws5-tomcat-webapps-9.0.43-13.redhat_00013.1.el7jws.noarch.rpm
Red Hat JBoss Web Server 5.5 for RHEL 8:
Source: jws5-tomcat-9.0.43-13.redhat_00013.1.el8jws.src.rpm
noarch: jws5-tomcat-9.0.43-13.redhat_00013.1.el8jws.noarch.rpm jws5-tomcat-admin-webapps-9.0.43-13.redhat_00013.1.el8jws.noarch.rpm jws5-tomcat-docs-webapp-9.0.43-13.redhat_00013.1.el8jws.noarch.rpm jws5-tomcat-el-3.0-api-9.0.43-13.redhat_00013.1.el8jws.noarch.rpm

Read the Full Advisory


Severity
important
Lowest
Low
Medium
High
Critical

Advisory ID: RHSA-2021:3741-01
Product: Red Hat JBoss Web Server
Advisory URL: https://access.redhat.com/errata/RHSA-2021:3741
Issue date: 2021-10-06

Topic

Updated Red Hat JBoss Web Server 5.5.1 packages are now available for RedHat Enterprise Linux 7 and Red Hat Enterprise Linux 8.Red Hat Product Security has rated this release as having a security impactof Important. A Common Vulnerability Scoring System (CVSS) base score,which gives a detailed severity rating, is available for each vulnerabilityfrom the CVE link(s) in the References section.

Topics%20covered

Topics Covered

security advisory software update DoS important security impact Red Hat JBoss

Relevant Releases Architectures

Red Hat JBoss Web Server 5.5 for RHEL 7 Server - noarch

Red Hat JBoss Web Server 5.5 for RHEL 8 - noarch

Bugs Fixed

2004820 - CVE-2021-41079 tomcat: Infinite loop while reading an unexpected TLS packet when using OpenSSL JSSE engine

Get the latest News and Insights

Get the latest Linux and open source security news straight to your inbox.

Your message here