Advisory Published
Advisory Published

RHSA-2023:1883: Important: OpenJDK 11.0.19 Security Update for Windows Builds

First published: Wed Apr 19 2023(Updated: )

The OpenJDK 11 packages provide the OpenJDK 11 Java Runtime Environment and the OpenJDK 11 Java Software Development Kit.<br>Security Fix(es):<br><li> OpenJDK: improper connection handling during TLS handshake (8294474) (CVE-2023-21930)</li> <li> OpenJDK: Swing HTML parsing issue (8296832) (CVE-2023-21939)</li> <li> OpenJDK: incorrect enqueue of references in garbage collector (8298191) (CVE-2023-21954)</li> <li> OpenJDK: certificate validation issue in TLS session negotiation (8298310) (CVE-2023-21967)</li> <li> OpenJDK: missing string checks for NULL characters (8296622) (CVE-2023-21937)</li> <li> OpenJDK: incorrect handling of NULL characters in ProcessBuilder (8295304) (CVE-2023-21938)</li> <li> OpenJDK: missing check for slash characters in URI-to-path conversion (8298667) (CVE-2023-21968)</li> 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 SoftwareAffected VersionHow to fix
OpenJDK

Never miss a vulnerability like this again

Sign up to SecAlerts for real-time vulnerability data matched to your software, aggregated from hundreds of sources.

Frequently Asked Questions

  • What is the severity of RHSA-2023:1883?

    The severity of RHSA-2023:1883 is considered significant due to vulnerabilities in OpenJDK affecting TLS handshake and HTML parsing.

  • How do I fix RHSA-2023:1883?

    To fix RHSA-2023:1883, upgrade to the latest patched version of OpenJDK as recommended in the security advisory.

  • What vulnerabilities are addressed in RHSA-2023:1883?

    RHSA-2023:1883 addresses vulnerabilities related to improper TLS handshake handling and a Swing HTML parsing issue.

  • Which versions of OpenJDK are affected by RHSA-2023:1883?

    RHSA-2023:1883 affects all versions of OpenJDK that include the specified vulnerabilities.

  • Is it safe to continue using OpenJDK with RHSA-2023:1883 unresolved?

    It is not safe to continue using OpenJDK with RHSA-2023:1883 unresolved, as it may expose systems to attacks leveraging these vulnerabilities.

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.
© 2025 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203