[RHSA-2023:1883-01] Important: OpenJDK 11.0.19 Security Update for Windows Builds

[Security announcements for all Red Hat products and services.]

-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA256

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

Synopsis:          Important: OpenJDK 11.0.19 Security Update for Windows Builds
Advisory ID:       RHSA-2023:1883-01
Product:           OpenJDK
Advisory URL:      https://access.redhat.com/errata/RHSA-2023:1883
Issue date:        2023-04-19
CVE Names:         CVE-2023-21930 CVE-2023-21937 CVE-2023-21938 
                   CVE-2023-21939 CVE-2023-21954 CVE-2023-21967 
                   CVE-2023-21968 
=====================================================================

1. Summary:

An update is now available for OpenJDK.

Red Hat Product Security has rated this update as having a security impact
of Important. A Common Vulnerability Scoring System (CVSS) base score,
which gives a detailed severity rating, is available for each vulnerability
from the CVE link(s) in the References section.

2. Description:

The OpenJDK 11 packages provide the OpenJDK 11 Java Runtime Environment and
the OpenJDK 11 Java Software Development Kit.

Security Fix(es):

* OpenJDK: improper connection handling during TLS handshake (8294474)
(CVE-2023-21930)

* OpenJDK: Swing HTML parsing issue (8296832) (CVE-2023-21939)

* OpenJDK: incorrect enqueue of references in garbage collector (8298191)
(CVE-2023-21954)

* OpenJDK: certificate validation issue in TLS session negotiation
(8298310) (CVE-2023-21967)

* OpenJDK: missing string checks for NULL characters (8296622)
(CVE-2023-21937)

* OpenJDK: incorrect handling of NULL characters in ProcessBuilder
(8295304) (CVE-2023-21938)

* OpenJDK: missing check for slash characters in URI-to-path conversion
(8298667) (CVE-2023-21968)

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.

3. Solution:

For details on how to apply this update, which includes the changes
described in this advisory, refer to:

https://access.redhat.com/articles/11258

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

2187435 - CVE-2023-21930 OpenJDK: improper connection handling during TLS handshake (8294474)
2187441 - CVE-2023-21954 OpenJDK: incorrect enqueue of references in garbage collector (8298191)
2187704 - CVE-2023-21967 OpenJDK: certificate validation issue in TLS session negotiation (8298310)
2187724 - CVE-2023-21939 OpenJDK: Swing HTML parsing issue (8296832)
2187758 - CVE-2023-21938 OpenJDK: incorrect handling of NULL characters in ProcessBuilder (8295304)
2187790 - CVE-2023-21937 OpenJDK: missing string checks for NULL characters (8296622)
2187802 - CVE-2023-21968 OpenJDK: missing check for slash characters in URI-to-path conversion (8298667)

5. References:

https://access.redhat.com/security/cve/CVE-2023-21930
https://access.redhat.com/security/cve/CVE-2023-21937
https://access.redhat.com/security/cve/CVE-2023-21938
https://access.redhat.com/security/cve/CVE-2023-21939
https://access.redhat.com/security/cve/CVE-2023-21954
https://access.redhat.com/security/cve/CVE-2023-21967
https://access.redhat.com/security/cve/CVE-2023-21968
https://access.redhat.com/security/updates/classification/#important

6. Contact:

The Red Hat security contact is <secalert at redhat.com>. More contact
details at https://access.redhat.com/security/team/contact/

Copyright 2023 Red Hat, Inc.
-----BEGIN PGP SIGNATURE-----
Version: GnuPG v1
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=pcgF
-----END PGP SIGNATURE-----