APAR status
Closed as program error.
Error description
Error Message: java.lang.RuntimeException: Could not generate ECDHEMLKEM keypair . Stack Trace: N/A . The issue was observed on JVM level 8.0.8.55 on the IBMi platform. The algorithms registered under the IBMJCEPlus provider do not include ML?KEM or ML?DSA.
Local fix
Problem summary
The IBMJCEPlus provider failed to generate an ECDHEMLKEM KeyPair on the IBMi platform. The algorithms registered under the IBMJCEPlus provider do not include ML?KEM or ML?DSA.
Problem conclusion
The JVM has been corrected to fix the issue and PQC algorithms are registered by the IBMJCEPlus provider on IBMi platform. A fix is made to ibmjceplus.jar(s): The build level of these jars for the affected release is: FIPS140-2: ibmjceplus.jar Build: 8.0 build_20260225-605 FIPS140-3 ibmjceplus.jar Build: 8.0 build_20260226-606 The associated Hursley RTC Problem Report is 153862 The associated Austin GIT issue(IBMJCEPlus) is 977 The associated Austin APAR is IJ57394 JVMs affected: Java 8 The fix was delivered for Java 8 SR8 FP65 . This APAR will be fixed in the following Releases: . IBM Semeru Runtimes IBM SDK, Java Technology Edition 8 SR8 FP65 (8.0.8.65) . Downloads and supplementary documentation can be found at the following locations: - For non z/OS operating systems: - IBM Semeru Runtimes, Version 11 and later https://www.ibm.com/semeru-runtimes/downloads/ - IBM SDK, Java Technology Edition, Version 8 https://www.ibm.com/support/pages/java-sdk-downloads/ - For the z/OS operating system: - Java SDK Products on z/OS https://www.ibm.com/support/pages/java-sdk-products-zos
Temporary fix
Comments
APAR Information
APAR number
IJ57463
Reported component name
SECURITY
Reported component ID
620700125
Reported release
270
Status
CLOSED PER
PE
NoPE
HIPER
NoHIPER
Special Attention
NoSpecatt / Xsystem
Submitted date
2026-02-28
Closed date
2026-02-28
Last modified date
2026-02-28
APAR is sysrouted FROM one or more of the following:
APAR is sysrouted TO one or more of the following:
Fix information
Fixed component name
SECURITY
Fixed component ID
620700125
Applicable component levels
[{"Business Unit":{"code":"BU054","label":"Systems w\/TPS"},"Product":{"code":"SSNVBF","label":"Runtimes for Java Technology"},"Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"270","Line of Business":{"code":"LOB08","label":"Cognitive Systems"}}]
Document Information
Modified date:
28 February 2026
