RHSA-2023:0198 — Security Advisory
Red Hat Security Advisory: java-11-openjdk security update
Severity
ModerateRed Hat Product Security
Products
Official CSAF product identity
Published · January 18, 2023
Updated · October 9, 2026
Topic
An update for java-11-openjdk is now available for Red Hat Enterprise Linux 8.4 Extended Update Support.
Red Hat Product Security has rated this update as having a security impact of Moderate. 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-11-openjdk packages provide the OpenJDK 11 Java Runtime Environment and the OpenJDK 11 Java Software Development Kit.
Security Fix(es):
-
OpenJDK: handshake DoS attack against DTLS connections (JSSE, 8287411) (CVE-2023-21835)
-
OpenJDK: soundbank URL remote loading (Sound, 8293742) (CVE-2023-21843)
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.