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DB2 - Problem description

Problem IC98010 Status: Closed

STALE POINTER IN CURSOR HANDLING CODE CAN LEAD TO A CRASH IN FUNCTION
CSMGETNEWCDBBUFFER

product:
DB2 FOR LUW / DB2FORLUW / 970 - DB2
Problem description:
When there is a mixture of CLI statements being executed on one 
connection, if one statement retrieves LOB data whilst another 
statement is still retrieving a result set via SQLFetch, then 
there is a possibility that a stale pointer will write data into 
a cached DB2 server side cursor buffer. 
This can lead to a crash in function csmGetNewCDBBuffer as the 
code reuses the buffer. 
 
As a secondary symptom, it can also lead to a wrong 
interpretation of data leading to unexpected symptoms during the 
SQLFetch e.g. error -30020 , or a "data truncation warning" or 
different as the code will not have written data to the right 
location and whatever data happens to be in memory will be read 
instead.
Problem Summary:
**************************************************************** 
* USERS AFFECTED:                                              * 
* all                                                          * 
**************************************************************** 
* PROBLEM DESCRIPTION:                                         * 
* See Error Description                                        * 
**************************************************************** 
* RECOMMENDATION:                                              * 
* Upgrade the database server to v9.7 Fix Pack 10 or higher.   * 
****************************************************************
Local Fix:
Solution
This problem was first fixed in v9.7 Fix Pack 10
Workaround
not known / see Local fix
Timestamps
Date  - problem reported    :
Date  - problem closed      :
Date  - last modified       :
28.11.2013
08.12.2014
08.12.2014
Problem solved at the following versions (IBM BugInfos)
9.7.FP10
Problem solved according to the fixlist(s) of the following version(s)
9.7.0.10 FixList