RHSA-2026:0931 — Security Advisory
Red Hat Security Advisory: java-1.8.0-openjdk security update
Severity
ImportantRed Hat Product Security
Products
Official CSAF product identity
Published · January 26, 2026
Updated · November 2, 2026
Topic
An update for java-1.8.0-openjdk is now available for Red Hat Enterprise Linux 7 Extended Lifecycle 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):
-
JDK: Improve JMX connections (CVE-2026-21925)
-
JDK: Improve HttpServer Request handling (CVE-2026-21933)
-
JDK: Enhance Certificate Checking (CVE-2026-21945)
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.