RHSA-2021:4012: Moderate: Red Hat support for Spring Boot 2.4.9 security update

Published Oct 28, 2021
·
Updated

Red Hat support for Spring Boot provides an application platform that reduces the complexity of developing and operating applications (monoliths and microservices) for OpenShift as a containerized platform.This release of Red Hat support for Spring Boot 2.4.9 serves as a replacement for Red Hat support for Spring Boot 2.3.10 and includes security, bug fixes, and enhancements. For more information, see the release notes listed in the References section.Security Fix(es): tomcat: Apache Tomcat HTTP/2 Request mix-up (CVE-2020-13943) tomcat: HTTP/2 request header mix-up (CVE-2020-17527) 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.

Affected Software

1 affected component
maven/org.springframework.boot/spring-boot=2.4.9

Remediation

Event History

Jun 3, 2026
Advisory Published
via Red Hat·02:53 PM
Data Sourced
via Red Hat·02:53 PM
RemedyDescriptionAffected Software
Free Weekly Intel

Don't miss critical vulnerabilities

Join thousands of security professionals who receive our weekly digest of trending CVEs, zero-days, and exploited vulnerabilities.

No spam. Unsubscribe anytime.

Frequently Asked Questions

1

What is the severity of RHSA-2021:4012?

The severity of RHSA-2021:4012 is classified as moderate.

2

How do I fix RHSA-2021:4012?

To fix RHSA-2021:4012, you should update to the latest version of Spring Boot as recommended in the advisory.

3

Which versions are affected by RHSA-2021:4012?

RHSA-2021:4012 affects specific versions of Red Hat's Spring Boot, primarily those prior to version 2.4.9.

4

What type of vulnerabilities does RHSA-2021:4012 address?

RHSA-2021:4012 addresses vulnerabilities related to security and stability in the Spring Boot framework.

5

Is RHSA-2021:4012 applicable to all environments?

RHSA-2021:4012 is primarily applicable to environments running Red Hat OpenShift with Spring Boot applications.

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203