Skip to main content

IZ89602: JVM CRASHES WHILE LOADING INVALID CLASS FILE


Subscribe

You can track all active APARs for this component.

 

APAR status

  • Closed as program error.

Error description

  • Error Message: A SIGSEGV is reported while loading
    invalid/corrupted class file.
    .
    Stack Trace:
    .
    

Local fix

Problem summary

  • The problem is caused by the classfile parser attempting to
    access memory past the end of the classfile due to incorrect
    handling of an invalid attribute length field.
    

Problem conclusion

  • This defect will be fixed in:
    
    6.0.0 SR9 FP2
    5.0.0 SR12 FP5
    1.4.2 SR13 FP9
    .
    The JVM has been updated to correctly handle the invalid length
    field by throwing a java.lang.ClassFormatError
    

Temporary fix

Comments

APAR Information

  • APAR number

    IZ89602

  • Reported component name

    J9 COMMON CODE

  • Reported component ID

    620700127

  • Reported release

    600

  • Status

    CLOSED PER

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Special Attention

    NoSpecatt

  • Submitted date

    2010-11-25

  • Closed date

    2011-02-07

  • Last modified date

    2011-11-07

  • APAR is sysrouted FROM one or more of the following:

  • APAR is sysrouted TO one or more of the following:

    IZ89620 PM29157 PM29160

Fix information

  • Fixed component name

    J9 COMMON CODE

  • Fixed component ID

    620700127

Applicable component levels

  • R600 PSY

       UP

  • R700 PSN

       UP

Rate this page:

(0 users)Average rating

Copyright and trademark information

IBM, the IBM logo and ibm.com are trademarks of International Business Machines Corp., registered in many jurisdictions worldwide. Other product and service names might be trademarks of IBM or other companies. A current list of IBM trademarks is available on the Web at "Copyright and trademark information" at www.ibm.com/legal/copytrade.shtml.

Rate this page:


(0 users)Average rating

Add comments

Document information

Runtimes for Java Technology

Virtual Machine


Software version:
6.0


Reference #:
IZ89602


Modified date:
2011-11-07

Translate my page

Content navigation