Home / mailings [RHSA-2023:1883-01] Important: OpenJDK 11.0.19 Security Update for Windows Builds
Posted on 25 April 2023
RedHat===================================================================== 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@redhat.com>. More contact
details at https://access.redhat.com/security/team/contact/
Copyright 2023 Red Hat, Inc.
