RHSA-2023:1906 — Security Advisory

Red Hat Security Advisory: java-1.8.0-openjdk security update

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Severity

Important

Red Hat Product Security

RHEL 8

Products

Official CSAF product identity

Published · April 25, 2023

Updated · October 9, 2026

Topic

An update for java-1.8.0-openjdk is now available for Red Hat Enterprise Linux 8.6 Extended Update Support.

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.

Description

The java-1.8.0-openjdk packages provide the OpenJDK 8 Java Runtime Environment and the OpenJDK 8 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.