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

Synopsis:          Moderate: Red Hat build of Eclipse Vert.x 4.0.3 security update
Advisory ID:       RHSA-2021:0943-01
Product:           Red Hat OpenShift Application Runtimes
Advisory URL:      https://access.redhat.com/errata/RHSA-2021:0943
Issue date:        2021-03-31
CVE Names:         CVE-2021-21290 CVE-2021-21295
====================================================================
1. Summary:

An update is now available for Red Hat build of Eclipse Vert.x.

Red Hat Product Security has rated this update as having a security impact
of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which
gives a detailed severity rating, is available for each vulnerability. For
more information, see the CVE pages listed in the References section.

2. Description:

This release of Red Hat build of Eclipse Vert.x 4.0.3 includes security
updates, bug fixes, and enhancements. For more information, see the release
notes listed in the References section.

Security Fix(es):

* netty: Information disclosure via the local system temporary directory
(CVE-2021-21290)

* netty: possible request smuggling in HTTP/2 due missing validation
(CVE-2021-21295)

For more details about the security issues and their impact, the CVSS
score, acknowledgements, and other related information, see the CVE pages
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.

The References section of this erratum contains a download link for the
update. You must be logged in to download the update.

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

1927028 - CVE-2021-21290 netty: Information disclosure via the local system temporary directory
1937364 - CVE-2021-21295 netty: possible request smuggling in HTTP/2 due missing validation

5. References:

https://access.redhat.com/security/cve/CVE-2021-21290
https://access.redhat.com/security/cve/CVE-2021-21295
https://access.redhat.com/security/updates/classification/#moderate
https://access.redhat.com/jbossnetwork/restricted/listSoftware.html?downloadType=distributions&productÊtRhoar.eclipse.vertx&version=4.0.3
https://access.redhat.com/documentation/en-us/red_hat_build_of_eclipse_vert.x/4.0/html/release_notes_for_eclipse_vert.x_4.0/index
https://access.redhat.com/documentation/en-us/red_hat_build_of_eclipse_vert.x/4.0/html/eclipse_vert.x_4.0_migration_guide/index

6. 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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