RHEL 7 / 8 / 9 : Java 11 OpenJDK ELS Security Update (Important) (RHSA-2026:42880)

high Nessus Plugin ID 329232

Synopsis

The remote Red Hat host is missing one or more security updates.

Description

The remote Redhat Enterprise Linux 7 / 8 / 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:42880 advisory.

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

This release contains OpenJDK 11 with Extended Lifecycle Support for Red Hat Enterprise Linux versions 7, 8, and 9.

Security Fix(es):

* JDK: Enhance TLS certificate handling (CVE-2026-46968)

* JDK: Improve DTLS handshaking (CVE-2026-46917)

* JDK: Enhance JPEG handling (CVE-2026-47010)

* JDK: Enhance XBM image support (CVE-2026-47021)

* JDK: Enhance Jar file processing (CVE-2026-47027)

* JDK: Improve certification checking (CVE-2026-60147)

* JDK: Enhance AWT ImagingLib (CVE-2026-47059)

* JDK: Enhance Jar handling (CVE-2026-47063)

* JDK: Improve Nashorn index handling (CVE-2026-47057)

* JDK: Enhance Dataview Implementation (CVE-2026-47058)

* JDK: Update LCMS to 2.19 (CVE-2026-41254)

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.

Tenable has extracted the preceding description block directly from the Red Hat Enterprise Linux security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

Solution

Update the affected packages.

Plugin Details

Severity: High

ID: 329232

File Name: redhat-RHSA-2026-42880.nasl

Version: 1.2

Type: Local

Agent: unix

Family: Red Hat Local Security Checks

Published: 7/23/2026

Updated: 7/24/2026

Supported Sensors: Agentless Assessment, Continuous Assessment, Frictionless Assessment Agent, Frictionless Assessment AWS, Frictionless Assessment Azure, Nessus Agent, Tenable Cloud Security, Tenable Self-Hosted Container Security, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 4.3

Percentile: 53.64

Vendor

Vendor Severity: Important

CVSS v2

Risk Factor: High

Base Score: 7.8

Temporal Score: 6.1

Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:C

CVSS Score Source: CVE-2026-41254

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.7

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Temporal Vector: CVSS:3.0/E:P/RL:O/RC:C

Vulnerability Information

CPE: cpe:/o:redhat:enterprise_linux:7, cpe:/o:redhat:enterprise_linux:8, cpe:/o:redhat:enterprise_linux:9, p-cpe:/a:redhat:enterprise_linux:java-11-openjdk-debug, p-cpe:/a:redhat:enterprise_linux:java-11-openjdk-demo-debug, p-cpe:/a:redhat:enterprise_linux:java-11-openjdk-demo-fastdebug, p-cpe:/a:redhat:enterprise_linux:java-11-openjdk-demo-slowdebug, p-cpe:/a:redhat:enterprise_linux:java-11-openjdk-demo, p-cpe:/a:redhat:enterprise_linux:java-11-openjdk-devel-debug, p-cpe:/a:redhat:enterprise_linux:java-11-openjdk-devel-fastdebug, p-cpe:/a:redhat:enterprise_linux:java-11-openjdk-devel-slowdebug, p-cpe:/a:redhat:enterprise_linux:java-11-openjdk-devel, p-cpe:/a:redhat:enterprise_linux:java-11-openjdk-fastdebug, p-cpe:/a:redhat:enterprise_linux:java-11-openjdk-headless-debug, p-cpe:/a:redhat:enterprise_linux:java-11-openjdk-headless-fastdebug, p-cpe:/a:redhat:enterprise_linux:java-11-openjdk-headless-slowdebug, p-cpe:/a:redhat:enterprise_linux:java-11-openjdk-headless, p-cpe:/a:redhat:enterprise_linux:java-11-openjdk-javadoc-debug, p-cpe:/a:redhat:enterprise_linux:java-11-openjdk-javadoc-zip-debug, p-cpe:/a:redhat:enterprise_linux:java-11-openjdk-javadoc-zip, p-cpe:/a:redhat:enterprise_linux:java-11-openjdk-javadoc, p-cpe:/a:redhat:enterprise_linux:java-11-openjdk-jmods-debug, p-cpe:/a:redhat:enterprise_linux:java-11-openjdk-jmods-fastdebug, p-cpe:/a:redhat:enterprise_linux:java-11-openjdk-jmods-slowdebug, p-cpe:/a:redhat:enterprise_linux:java-11-openjdk-jmods, p-cpe:/a:redhat:enterprise_linux:java-11-openjdk-slowdebug, p-cpe:/a:redhat:enterprise_linux:java-11-openjdk-src-debug, p-cpe:/a:redhat:enterprise_linux:java-11-openjdk-src-fastdebug, p-cpe:/a:redhat:enterprise_linux:java-11-openjdk-src-slowdebug, p-cpe:/a:redhat:enterprise_linux:java-11-openjdk-src, p-cpe:/a:redhat:enterprise_linux:java-11-openjdk-static-libs-debug, p-cpe:/a:redhat:enterprise_linux:java-11-openjdk-static-libs-fastdebug, p-cpe:/a:redhat:enterprise_linux:java-11-openjdk-static-libs-slowdebug, p-cpe:/a:redhat:enterprise_linux:java-11-openjdk-static-libs, p-cpe:/a:redhat:enterprise_linux:java-11-openjdk

Required KB Items: Host/local_checks_enabled, Host/RedHat/release, Host/RedHat/rpm-list, Host/cpu

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 7/23/2026

Vulnerability Publication Date: 4/18/2026

Reference Information

CVE: CVE-2026-41254, CVE-2026-46917, CVE-2026-46968, CVE-2026-47010, CVE-2026-47021, CVE-2026-47027, CVE-2026-47057, CVE-2026-47058, CVE-2026-47059, CVE-2026-47063, CVE-2026-60147

CWE: 1333, 190, 295, 347, 400, 476, 787

RHSA: 2026:42880

Detections

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