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Red Hat JBoss: RHSA-2021:3216-01 Important: Buffer Leak DoS

red hat
Calendar Grey August 18, 2021
Dist Redhat Esm H88
Important security patch released for Red Hat JBoss application framework targeting memory overflow vulnerability that may result in denial of service.
A security update is now available for Red Hat JBoss Enterprise Application Platform 7.3

Solution

Before applying this update, back up your existing Red Hat JBoss Enterprise Application Platform installation and deployed applications.

The References section of this erratum contains a download link (you must log in to download the update).

Summary

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.
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.

Topics%20covered

Topics Covered

security advisory denial of service important red hat jboss buffer leak

References

https://access.redhat.com/security/cve/CVE-2021-3690 https://access.redhat.com/security/updates/classification/#important https://access.redhat.com/jbossnetwork/restricted/listSoftware.html?downloadType=securityPatches&product=appplatform&version=7.3 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/

Package List


Severity
important
Lowest
Low
Medium
High
Critical

Advisory ID: RHSA-2021:3216-01
Product: Red Hat JBoss Enterprise Application Platform
Advisory URL: https://access.redhat.com/errata/RHSA-2021:3216
Issue date: 2021-08-18

Topic

A security update is now available for Red Hat JBoss Enterprise ApplicationPlatform 7.3.Red Hat Product Security has rated this update 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 denial of service important red hat jboss buffer leak

Relevant Releases Architectures

Bugs Fixed

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

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