IV28958: SIGNATURE.VERIFY() SHOULD THROW ILLEGALARGUMENTEXCEPTION UNDER E DGE CASE

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APAR status

  • Closed as program error.

Error description

  • Error Message: java.lang.ArrayIndexOutOfBoundsException is
    thrown when Signature.verify(byte<OSB><CSB> signature, int
    offset, int length) is called under edge case
    (offset+length>MAX_INT)
    .
    Stack Trace: java.lang.ArrayIndexOutOfBoundsException: Array
    index out of range: 2147483647
     at
    java.security.SignatureSpi.engineVerify(SignatureSpi.java:161)
     at
    java.security.SignatureSpi.engineVerify(SignatureSpi.java:161)
     at java.security.Signature.verify(Signature.java:305)
    .
    

Local fix

Problem summary

  • The bug occurs when param offset+length is greater than MAX
    INTEGER in java.  No expected IllegalArgumentException is thrown
    but instead ArrayIndexOutOfBoundsException is thrown from
    underlying security provider package.
    

Problem conclusion

  • This defect will be fixed in:
    6.0.0 SR12
    6.0.1 SR4
    .
    Consider the overflow case for comparison condition.
    

Temporary fix

Comments

APAR Information

  • APAR number

    IV28958

  • Reported component name

    JAVA CLASS LIBS

  • Reported component ID

    620700130

  • Reported release

    600

  • Status

    CLOSED PER

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Special Attention

    NoSpecatt

  • Submitted date

    2012-09-27

  • Closed date

    2012-09-27

  • Last modified date

    2012-09-30

  • 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

    JAVA CLASS LIBS

  • Fixed component ID

    620700130

Applicable component levels

  • R600 PSY

       UP



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Document information


More support for:

Runtimes for Java Technology
Java Class Libraries

Software version:

6.0

Reference #:

IV28958

Modified date:

2012-09-30

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