Improper input validation in Oracle GraalVM Enterprise Edition - CVE-2026-22021

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Main Vulnerability Database Vulnerabilities #VU126761

Improper input validation in Oracle GraalVM Enterprise Edition - CVE-2026-22021

Published: April 22, 2026


Vulnerability identifier: #VU126761
CSH Severity: Medium
CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-22021
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote non-authenticated attacker to perform service disruption.

The vulnerability exists due to improper input validation within the JSSE component in Oracle GraalVM Enterprise Edition. A remote non-authenticated attacker can exploit this vulnerability to perform service disruption.


Affected software

Oracle GraalVM Enterprise Edition
SUSE Linux Enterprise Server 12 SP5 LTSS Extended
Gentoo Linux
SUSE Linux Enterprise Server 12 SP5
SUSE Linux Enterprise Server 15 SP6
SUSE Linux Enterprise Server 15 SP4
SUSE Linux Enterprise Server 15 SP5
Debian Linux
SUSE Linux Enterprise High Performance Computing LTSS 15
SUSE Linux Enterprise High Performance Computing ESPOS 15
SUSE Linux Enterprise High Performance Computing 15
SUSE Linux Enterprise Server for SAP Applications 15
SUSE Linux Enterprise Server 15
SUSE Linux Enterprise High Performance Computing 12
SUSE Linux Enterprise Server 12
SUSE Linux Enterprise Server for SAP Applications 12
SUSE Linux Enterprise Desktop 15
SUSE Linux Enterprise Real Time 15
Red Hat Enterprise Linux for x86_64
Anolis OS
Red Hat Enterprise Linux for IBM z Systems
Red Hat Enterprise Linux for Power, little endian
Red Hat Enterprise Linux for ARM 64
Red Hat CodeReady Linux Builder for x86_64
Red Hat CodeReady Linux Builder for Power, little endian
Red Hat CodeReady Linux Builder for ARM 64
Red Hat CodeReady Linux Builder for IBM z Systems
Red Hat Enterprise Linux Server - AUS
Red Hat Enterprise Linux Server - TUS
Red Hat Enterprise Linux for ARM 64 - Extended Update Support
Red Hat Enterprise Linux for Power, little endian - Extended Update Support
Red Hat Enterprise Linux for IBM z Systems - Extended Update Support
Red Hat Enterprise Linux for x86_64 - Extended Update Support
SUSE Package Hub 15
Legacy Module
Basesystem Module
openSUSE Leap
Ubuntu
Multi-Enterprise Integration Gateway
SOAR App Host
PowerVM NovaLink
Tivoli Network Configuration Manager IP Edition
Tivoli Composite Application Manager for Applications WebSphere MQ Monitoring Agent
Storage Protect for Space Management
Storage Protect Client
Storage Protect for Virtual Environments: Data Protection for VMware
Storage Protect for Virtual Environments: Data Protection for Hyper-V
CICS Transaction Gateway for Multiplatforms
CICS Transaction Gateway Desktop Edition
IBM OpenPages with Watson
IBM supplied MQ Advanced container images
Integration Bus for z/OS
DevOps Code ClearCase
DB2 Query Management Facility
Robotic Process Automation for Cloud Pak
Application Modernization Accelerator
Data Product Hub
IBM Sterling Connect:Direct for Microsoft Windows
WebSphere Service Registry and Repository Studio
IBM MQ Appliance
NetWorker Runtime Environment (NRE)
IBM Sterling Connect:Direct FTP+
IBM Cloud Transformation Advisor
IBM MQ Operator
IBM Content Collector for SAP Applications
IBM Security Guardium Key Lifecycle Manager (GKLM)
IBM Sterling External Authentication Server
IBM Tivoli Business Service Manager
IBM Sterling Partner Engagement Manager
IBM Tivoli Netcool Impact
IBM Tivoli Netcool/OMNIbus WebGUI
Netcool/OMNIbus
IBM TXSeries for Multiplatforms
WebSphere eXtreme Scale
IBM Common Licensing
IBM Rational ClearCase
IBM MQ
Rational Application Developer
IBM Sterling Transformation Extender
IBM Power Hardware Management Console (HMC)
IBM SPSS Modeler
EMC Data Protection Advisor
IBM Business Automation Workflow
IBM Decision Optimization for Cloud Pak for Data
IBM Sterling Connect:Direct for UNIX
SPSS Statistics
IBM Cloud Pak System
IBM Tivoli Application Dependency Discovery Manager
IBM Qradar SIEM
IBM License Metric Tool
Oracle Java SE
Rational Business Developer (RBD)
IBM App Connect Enterprise
Oracle GraalVM for JDK
IBM Java SDK
IBM CICS TX Advanced
IBM WebSphere Application Server
Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions
java-1_8_0-ibm-plugin
java-1_8_0-ibm-alsa
java-1_8_0-ibm-devel
java-1_8_0-ibm
java-1_8_0-ibm-demo
java-1_8_0-ibm-src
java-1.8.0-ibm-webstart (Red Hat package)
java-1.8.0-ibm-src (Red Hat package)
java-1.8.0-ibm-plugin (Red Hat package)
java-1.8.0-ibm-jdbc (Red Hat package)
java-1.8.0-ibm-headless (Red Hat package)
java-1.8.0-ibm-devel (Red Hat package)
java-1.8.0-ibm-demo (Red Hat package)
java-1.8.0-ibm (Red Hat package)
java-1.8.0-openjdk-devel
java-1.8.0-openjdk-headless
java-1.8.0-openjdk-src
java-1.8.0-openjdk-javadoc
java-1.8.0-openjdk-javadoc-zip
java-1.8.0-openjdk-demo
java-1.8.0-openjdk-accessibility
java-1.8.0-openjdk
java-1.8.0-openjdk (Red Hat package)
java-1_8_0-openjdk-devel-debuginfo
java-1_8_0-openjdk-demo-debuginfo
java-1_8_0-openjdk-debugsource
java-1_8_0-openjdk-devel
java-1_8_0-openjdk
java-1_8_0-openjdk-debuginfo
java-1_8_0-openjdk-headless-debuginfo
java-1_8_0-openjdk-demo
java-1_8_0-openjdk-headless
java-1_8_0-openj9-headless
java-1_8_0-openj9-demo-debuginfo
java-1_8_0-openj9-demo
java-1_8_0-openj9
java-1_8_0-openj9-headless-debuginfo
java-1_8_0-openj9-accessibility
java-1_8_0-openj9-src
java-1_8_0-openj9-devel
java-1_8_0-openj9-debugsource
java-1_8_0-openj9-debuginfo
java-1_8_0-openj9-devel-debuginfo
media-libs/freetype
openjdk-8 (Ubuntu package)
java-11-openjdk-debugsource
java-11-openjdk-devel
java-11-openjdk-headless
java-11-openjdk-debuginfo
java-11-openjdk
java-11-openjdk-demo
java-11-openjdk-javadoc
java-11-openjdk-devel-debuginfo
java-11-openjdk-headless-debuginfo
openjdk-lts (Ubuntu package)
java-17-openjdk (Red Hat package)
java-17-openjdk-static-libs
java-17-openjdk-src
java-17-openjdk-jmods
java-17-openjdk-javadoc-zip
java-17-openjdk-javadoc
java-17-openjdk-headless
java-17-openjdk-devel
java-17-openjdk-demo
java-17-openjdk
java-17-openjdk-headless-debuginfo
java-17-openjdk-devel-debuginfo
java-17-openjdk-debugsource
java-17-openjdk-debuginfo
openjdk-17-crac (Ubuntu package)
java-21-ibm-semeru-certified-jdk (Red Hat package)
java-21-openjdk
java-21-openjdk-demo
java-21-openjdk-javadoc
java-21-openjdk-devel
java-21-openjdk-headless
java-21-openjdk-javadoc-zip
java-21-openjdk-jmods
java-21-openjdk-src
java-21-openjdk-static-libs
java-21-openjdk-devel-debuginfo
java-21-openjdk-debugsource
java-21-openjdk-headless-debuginfo
java-21-openjdk-debuginfo
openjdk-21-crac (Ubuntu package)
openjdk-21 (Debian package)
java-25-openjdk (Red Hat package)
java-25-openjdk
java-25-openjdk-headless-debuginfo
java-25-openjdk-debuginfo
java-25-openjdk-devel-debuginfo
java-25-openjdk-demo
java-25-openjdk-headless
java-25-openjdk-devel
openjdk-25-crac (Ubuntu package)
openjdk-25 (Debian package)
openjdk-25 (Ubuntu package)
openjdk-26 (Ubuntu package)
IBM DB2
IBM InfoSphere Information Server
IBM Security SOAR

How to mitigate CVE-2026-22021

Install updates from vendor's website.

Multi-Enterprise Integration Gateway - update to 1.0.0.13
IBM Sterling Connect:Direct FTP+ - update to 1.3.0.5
SOAR App Host - update to 15.9.0
IBM Cloud Transformation Advisor - update to 5.0.0
PowerVM NovaLink - addressed in versions 2.2.1.1, 2.3.3
IBM Cloud Pak System - update to 2.3.5.1
IBM MQ Operator - addressed in versions 3.2.26 SC2, 4.0.1 SC2
IBM Sterling External Authentication Server - update to 6.1.1.4
IBM Tivoli Business Service Manager - update to 6.2.0.7
IBM Sterling Partner Engagement Manager - addressed in versions 6.2.3.6, 6.2.4.4
IBM Tivoli Netcool Impact - update to 7.1.1.1
IBM Qradar SIEM - update to 7.5.0 Update Pack 16
Storage Protect for Space Management - update to 8.2.2.0
Storage Protect Client - update to 8.2.2.0
Netcool/OMNIbus - update to 8.1.0.38
Storage Protect for Virtual Environments: Data Protection for VMware - update to 8.2.2.0
Storage Protect for Virtual Environments: Data Protection for Hyper-V - update to 8.2.2.0
IBM WebSphere Application Server - update to 8.5.5.30
WebSphere eXtreme Scale - update to 8.6.1.6 PH71616 iFix
IBM MQ - addressed in versions 9.1.0.37, 9.2.0.43, 9.3.0.41, 9.4.0.25, 10.0.0.0
IBM License Metric Tool - update to 9.2.44
IBM supplied MQ Advanced container images - update to 10.0.0.0-r2
Rational Business Developer (RBD) - addressed in versions 9.6.2, 9.7.2
IBM Power Hardware Management Console (HMC) - addressed in versions 10.3.1064.1, 11.1.1112.1
IBM DB2 - addressed in versions 11.5.9, 12.1.4
IBM App Connect Enterprise - addressed in versions 12.0.12.26, 13.0.7.2
EMC Data Protection Advisor - addressed in versions 19.12 SP1, 19.12 SP2
Robotic Process Automation for Cloud Pak - addressed in versions 23.0.20.7, 30.0.3
IBM Security SOAR - update to 51.0.10.2
java-1_8_0-ibm-plugin - addressed in versions 1.8.0_sr8.65-30.150.1, 1.8.0_sr8.65-150000.3.116.1
java-1_8_0-ibm-alsa - addressed in versions 1.8.0_sr8.65-30.150.1, 1.8.0_sr8.65-150000.3.116.1
java-1_8_0-ibm-devel - addressed in versions 1.8.0_sr8.65-30.150.1, 1.8.0_sr8.65-150000.3.116.1
java-1_8_0-ibm - addressed in versions 1.8.0_sr8.65-30.150.1, 1.8.0_sr8.65-150000.3.116.1
java-1_8_0-ibm-demo - update to 1.8.0_sr8.65-150000.3.116.1
java-1_8_0-ibm-src - update to 1.8.0_sr8.65-150000.3.116.1
java-1.8.0-ibm-webstart (Red Hat package) - update to 1.8.0.8.65-1.el8_10
java-1.8.0-ibm-src (Red Hat package) - update to 1.8.0.8.65-1.el8_10
java-1.8.0-ibm-plugin (Red Hat package) - update to 1.8.0.8.65-1.el8_10
java-1.8.0-ibm-jdbc (Red Hat package) - update to 1.8.0.8.65-1.el8_10
java-1.8.0-ibm-headless (Red Hat package) - update to 1.8.0.8.65-1.el8_10
java-1.8.0-ibm-devel (Red Hat package) - update to 1.8.0.8.65-1.el8_10
java-1.8.0-ibm-demo (Red Hat package) - update to 1.8.0.8.65-1.el8_10
java-1.8.0-ibm (Red Hat package) - update to 1.8.0.8.65-1.el8_10
java-1.8.0-openjdk-devel - update to 1.8.0.492.b09-1.0.1
java-1.8.0-openjdk-headless - update to 1.8.0.492.b09-1.0.1
java-1.8.0-openjdk-src - update to 1.8.0.492.b09-1.0.1
java-1.8.0-openjdk-javadoc - update to 1.8.0.492.b09-1.0.1
java-1.8.0-openjdk-javadoc-zip - update to 1.8.0.492.b09-1.0.1
java-1.8.0-openjdk-demo - update to 1.8.0.492.b09-1.0.1
java-1.8.0-openjdk-accessibility - update to 1.8.0.492.b09-1.0.1
java-1.8.0-openjdk - update to 1.8.0.492.b09-1.0.1
java-1.8.0-openjdk (Red Hat package) - update to 1.8.0.492.b09-1.el7_9
java-1_8_0-openjdk-devel-debuginfo - addressed in versions 1.8.0.492-27.128.1, 1.8.0.492-150000.3.120.1
java-1_8_0-openjdk-demo-debuginfo - addressed in versions 1.8.0.492-27.128.1, 1.8.0.492-150000.3.120.1
java-1_8_0-openjdk-debugsource - addressed in versions 1.8.0.492-27.128.1, 1.8.0.492-150000.3.120.1
java-1_8_0-openjdk-devel - addressed in versions 1.8.0.492-27.128.1, 1.8.0.492-150000.3.120.1
java-1_8_0-openjdk - addressed in versions 1.8.0.492-27.128.1, 1.8.0.492-150000.3.120.1
java-1_8_0-openjdk-debuginfo - addressed in versions 1.8.0.492-27.128.1, 1.8.0.492-150000.3.120.1
java-1_8_0-openjdk-headless-debuginfo - addressed in versions 1.8.0.492-27.128.1, 1.8.0.492-150000.3.120.1
java-1_8_0-openjdk-demo - addressed in versions 1.8.0.492-27.128.1, 1.8.0.492-150000.3.120.1
java-1_8_0-openjdk-headless - addressed in versions 1.8.0.492-27.128.1, 1.8.0.492-150000.3.120.1
java-1_8_0-openj9-headless - update to 1.8.0.492-150200.3.68.1
java-1_8_0-openj9-demo-debuginfo - update to 1.8.0.492-150200.3.68.1
java-1_8_0-openj9-demo - update to 1.8.0.492-150200.3.68.1
java-1_8_0-openj9 - update to 1.8.0.492-150200.3.68.1
java-1_8_0-openj9-headless-debuginfo - update to 1.8.0.492-150200.3.68.1
java-1_8_0-openj9-accessibility - update to 1.8.0.492-150200.3.68.1
java-1_8_0-openj9-src - update to 1.8.0.492-150200.3.68.1
java-1_8_0-openj9-devel - update to 1.8.0.492-150200.3.68.1
java-1_8_0-openj9-debugsource - update to 1.8.0.492-150200.3.68.1
java-1_8_0-openj9-debuginfo - update to 1.8.0.492-150200.3.68.1
java-1_8_0-openj9-devel-debuginfo - update to 1.8.0.492-150200.3.68.1
media-libs/freetype - update to 2.14.3
Application Modernization Accelerator - update to 5.0.0
IBM Decision Optimization for Cloud Pak for Data - update to 5.3.1 patch 6
Data Product Hub - addressed in versions 5.3.1 Patch 7, 5.4.0
IBM Sterling Connect:Direct for Microsoft Windows - addressed in versions 6.3.0.6.62, 6.4.0.4.35
IBM Sterling Connect:Direct for UNIX - addressed in versions 6.3.0.7.iFix015, 6.4.0.5.iFix020
IBM Java SDK - addressed in versions 7.1.5.30, 8.0.8.65
openjdk-8 (Ubuntu package) - addressed in versions 8u492-ga~us2-0ubuntu1~16.04.1, 8u492-ga~us2-0ubuntu1~18.04.1, 8u492-ga~us2-0ubuntu1~20.04.1, 8u492-ga~us2-0ubuntu1~22.04.1, 8u492-ga~us2-0ubuntu1~24.04.1, 8u492-ga~us2-0ubuntu1~25.10.1, 8u492-ga~us2-0ubuntu1~26.04.1
WebSphere Service Registry and Repository Studio - update to 8.5.6.3 IJ58210
IBM MQ Appliance - addressed in versions 9.4.0.25, 9.4.5.2
IBM CICS TX Advanced - update to 10.1.0.0 ifix50
java-11-openjdk-debugsource - addressed in versions 11.0.31.0-3.99.1, 11.0.31.0-150000.3.138.1
java-11-openjdk-devel - addressed in versions 11.0.31.0-3.99.1, 11.0.31.0-150000.3.138.1
java-11-openjdk-headless - addressed in versions 11.0.31.0-3.99.1, 11.0.31.0-150000.3.138.1
java-11-openjdk-debuginfo - addressed in versions 11.0.31.0-3.99.1, 11.0.31.0-150000.3.138.1
java-11-openjdk - addressed in versions 11.0.31.0-3.99.1, 11.0.31.0-150000.3.138.1
java-11-openjdk-demo - addressed in versions 11.0.31.0-3.99.1, 11.0.31.0-150000.3.138.1
java-11-openjdk-javadoc - update to 11.0.31.0-150000.3.138.1
java-11-openjdk-devel-debuginfo - update to 11.0.31.0-150000.3.138.1
java-11-openjdk-headless-debuginfo - update to 11.0.31.0-150000.3.138.1
openjdk-lts (Ubuntu package) - addressed in versions 11.0.31+11-1ubuntu1~18.04.2, 11.0.31+11-1ubuntu1~20.04.2, 11.0.31+11-1ubuntu1~22.04.2, 11.0.31+11-1ubuntu1~24.04.2, 11.0.31+11-1ubuntu1~25.10.2, 11.0.31+11-1ubuntu1~26.04.2
NetWorker Runtime Environment (NRE) - update to 17.0.5
java-17-openjdk (Red Hat package) - addressed in versions 17.0.19.0.10-1.el8, 17.0.19.0.10-1.el9, 17.0.19.0.10-2.el9
java-17-openjdk-static-libs - update to 17.0.19.0.10-1.0.2
java-17-openjdk-src - update to 17.0.19.0.10-1.0.2
java-17-openjdk-jmods - update to 17.0.19.0.10-1.0.2
java-17-openjdk-javadoc-zip - update to 17.0.19.0.10-1.0.2
java-17-openjdk-javadoc - update to 17.0.19.0.10-1.0.2
java-17-openjdk-headless - update to 17.0.19.0.10-1.0.2
java-17-openjdk-devel - update to 17.0.19.0.10-1.0.2
java-17-openjdk-demo - update to 17.0.19.0.10-1.0.2
java-17-openjdk - update to 17.0.19.0.10-1.0.2
java-17-openjdk-src - update to 17.0.19.0-150400.3.66.2
java-17-openjdk-javadoc - update to 17.0.19.0-150400.3.66.2
java-17-openjdk-headless - update to 17.0.19.0-150400.3.66.2
java-17-openjdk-demo - update to 17.0.19.0-150400.3.66.2
java-17-openjdk - update to 17.0.19.0-150400.3.66.2
java-17-openjdk-jmods - update to 17.0.19.0-150400.3.66.2
java-17-openjdk-devel - update to 17.0.19.0-150400.3.66.2
java-17-openjdk-headless-debuginfo - update to 17.0.19.0-150400.3.66.2
java-17-openjdk-devel-debuginfo - update to 17.0.19.0-150400.3.66.2
java-17-openjdk-debugsource - update to 17.0.19.0-150400.3.66.2
java-17-openjdk-debuginfo - update to 17.0.19.0-150400.3.66.2
openjdk-17-crac (Ubuntu package) - addressed in versions 17.0.19+10-0ubuntu1~25.10.1, 17.0.19+10-0ubuntu1~26.04.1
java-21-ibm-semeru-certified-jdk (Red Hat package) - addressed in versions 21.0.11.0.10-1.el10_0, 21.0.11.0.10-2.el10_1
java-21-openjdk - update to 21.0.11.0.10-1.0.2
java-21-openjdk-demo - update to 21.0.11.0.10-1.0.2
java-21-openjdk-javadoc - update to 21.0.11.0.10-1.0.2
java-21-openjdk-devel - update to 21.0.11.0.10-1.0.2
java-21-openjdk-headless - update to 21.0.11.0.10-1.0.2
java-21-openjdk-javadoc-zip - update to 21.0.11.0.10-1.0.2
java-21-openjdk-jmods - update to 21.0.11.0.10-1.0.2
java-21-openjdk-src - update to 21.0.11.0.10-1.0.2
java-21-openjdk-static-libs - update to 21.0.11.0.10-1.0.2
java-21-openjdk-devel-debuginfo - update to 21.0.11.0-150600.3.26.1
java-21-openjdk-debugsource - update to 21.0.11.0-150600.3.26.1
java-21-openjdk-demo - update to 21.0.11.0-150600.3.26.1
java-21-openjdk-jmods - update to 21.0.11.0-150600.3.26.1
java-21-openjdk-src - update to 21.0.11.0-150600.3.26.1
java-21-openjdk-javadoc - update to 21.0.11.0-150600.3.26.1
java-21-openjdk-devel - update to 21.0.11.0-150600.3.26.1
java-21-openjdk-headless-debuginfo - update to 21.0.11.0-150600.3.26.1
java-21-openjdk-headless - update to 21.0.11.0-150600.3.26.1
java-21-openjdk - update to 21.0.11.0-150600.3.26.1
java-21-openjdk-debuginfo - update to 21.0.11.0-150600.3.26.1
openjdk-21-crac (Ubuntu package) - addressed in versions 21.0.11+10-0ubuntu1~25.10.1, 21.0.11+10-0ubuntu1~26.04.1
openjdk-21 (Debian package) - update to 21.0.11+10-1~deb13u2
java-25-openjdk (Red Hat package) - addressed in versions 25.0.3.0.9-1.el9, 25.0.3.0.9-1.el10_2
java-25-openjdk - update to 25.0.3.0-150700.15.10.1
java-25-openjdk-headless-debuginfo - update to 25.0.3.0-150700.15.10.1
java-25-openjdk-debuginfo - update to 25.0.3.0-150700.15.10.1
java-25-openjdk-devel-debuginfo - update to 25.0.3.0-150700.15.10.1
java-25-openjdk-demo - update to 25.0.3.0-150700.15.10.1
java-25-openjdk-headless - update to 25.0.3.0-150700.15.10.1
java-25-openjdk-devel - update to 25.0.3.0-150700.15.10.1
openjdk-25-crac (Ubuntu package) - addressed in versions 25.0.3+9-0ubuntu1~25.10.1, 25.0.3+9-0ubuntu1~26.04.1
openjdk-25 (Debian package) - update to 25.0.3+9-2~deb13u1
openjdk-25 (Ubuntu package) - addressed in versions 25.0.3+9-2~22.04.2, 25.0.3+9-2~24.04.2, 25.0.3+9-2~25.10.2, 25.0.3+9-2~26.04.2
openjdk-26 (Ubuntu package) - addressed in versions 26.0.1+8-2~25.10.2, 26.0.1+8-2~26.04.2
SPSS Statistics - addressed in versions 27.0.1.0 IF036, 28.0.1.1 IF018, 29.0.2.0 IF019, 30.0.0.0 IF015, 31.0.2.0 IF007

External References

Related Security Bulletins