IV78250: "SHA-256 SIGNATURE NOT AVAILABLE" IN SOLARIS

APAR status

• Closed as program error.

Error description

• Error Message, as reported by customer:
  When signing certificate with signature algorithm name
  "SHA256withRSA" using keytool on Solaris, An exception
  "java.security.NoSuchAlgorithmException: SHA-256 Signature not
  available" is seen. The same command works fine on Windows and
  Linux.
  
  Stack Trace, if applicable:
  keytool error: java.security.NoSuchAlgorithmException: SHA-256
  Signature not available
  java.security.NoSuchAlgorithmException: SHA-256 Signature not
  available
          at
  java.security.Signature.getInstance(Signature.java:229)
          at sun.security.pkcs10.PKCS10.<init>(PKCS10.java:170)
          at
  sun.security.tools.keytool.Main.doGenCert(Main.java:1209)
          at
  sun.security.tools.keytool.Main.doCommands(Main.java:1090)
          at sun.security.tools.keytool.Main.run(Main.java:340)
          at sun.security.tools.keytool.Main.main(Main.java:333)
  
  Other Error Information, as reported by customer:
  N/A
  

Local fix

• N/A
  

Problem summary

• "SHA-256 Signature not available" seen in Solaris
  
  
  ERROR DESCRIPTION:
  
  When signing certificate with signature algorithm name
  "SHA256withRSA" using keytool on Solaris, An exception
  "java.security.NoSuchAlgorithmException: SHA-256 Signature not
  available" is seen. The same command works fine on Windows and
  Linux.
  

Problem conclusion

• Problem is caused by incorrect mapping between Signature
  algorithm name and OID. The fix is to remove incorrect OID alias
   while registering Signature service
  
  The associated Austin CMVC defect is 117027
  The associated RTC PR is 102142
  The associated APAR is IV78250
  
  JVMs affected : Java 6.0, Java 6.1, Java 7.0 , Java 7.1 and Java
  8.0
  
  The fix was delivered for Java 6.0 SR16 FP30, Java 6.1 SR8 FP30,
  Java 7.0 SR9 FP30, Java 7.1 SR3 FP30 and Java 8.0 SR2 FP10
  
  The affected jar is "ibmjceprovider.jar".
  
  The build level of this jar for the affected releases is
  "20151104"
  

Temporary fix

Comments

APAR Information

• 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

  TIV JAVA CRYPTO

• Fixed component ID

  TIVSECJCE

Applicable component levels

• R100 PSY

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