IC90316: WEB APPLICATION FIREWALL SERVICE WITH SQL INJECTION FILTERING ENABLED MIGHT CAUSE AN APPLIANCE RESTART

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You can track all active APARs for this component.

APAR status

  • Closed as program error.

Error description

  • Web Application Firewall (WAF) transactions fail to
    release little bits of memory if an SQL Injection Filter is
    used, eventually resulting in an Out Of Memory restart
    due to memory fragmentation.
    

Local fix

Problem summary

  • Affected are customers using DataPower Web Application Firewall
    (WAF) service with SQL injection filter enabled.
    
    After processing a large number of transactions, the appliance
    restarts or manifests error behavior typical for low memory,
    though it does not show signs of going out of memory.
    
    A small amount of memory is not released with each transaction.
    

Problem conclusion

Temporary fix

Comments

APAR Information

  • APAR number

    IC90316

  • Reported component name

    DATAPOWER

  • Reported component ID

    DP1234567

  • Reported release

    381

  • Status

    CLOSED PER

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Special Attention

    NoSpecatt

  • Submitted date

    2013-02-19

  • Closed date

    2013-04-16

  • Last modified date

    2013-05-15

  • 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

    DATAPOWER

  • Fixed component ID

    DP1234567

Applicable component levels

  • R401 PSN

       UP

  • R402 PSN

       UP

  • R500 PSN

       UP



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Document information


More support for:

WebSphere DataPower SOA Appliances
General

Software version:

3.8.1

Reference #:

IC90316

Modified date:

2013-05-15

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