Fixes are available
DB2 Version 9.5 Fix Pack 3b for Linux, UNIX, and Windows
DB2 Version 9.5 Fix Pack 4 for Linux, UNIX, and Windows
DB2 Version 9.5 Fix Pack 3a for Linux, UNIX, and Windows
DB2 Version 9.5 Fix Pack 4a for Linux, UNIX, and Windows
DB2 Version 9.5 Fix Pack 5 for Linux, UNIX, and Windows
DB2 Version 9.5 Fix Pack 6a for Linux, UNIX, and Windows
DB2 Version 9.5 Fix Pack 7 for Linux, UNIX, and Windows
DB2 Version 9.5 Fix Pack 8 for Linux, UNIX, and Windows
DB2 Version 9.5 Fix Pack 9 for Linux, UNIX, and Windows
DB2 Version 9.5 Fix Pack 10 for Linux, UNIX, and Windows
APAR status
Closed as program error.
Error description
A malicious connect data stream can cause the DB2 server to go into an infinite loop, incapacitating the server . This problem was reported to IBM by Dennis Yurichev.
Local fix
Problem summary
**************************************************************** USERS AFFECTED: All DB2 systems on all Linux, Unix and Windows platforms at service levels from Version 9.5 GA through to Version 9.5 Fix Pack 3. **************************************************************** PROBLEM DESCRIPTION: A malicious DRDA connect data stream can cause the DB2 server to go into infinite loop, incapacitating the server. . This problem was reported to IBM by Dennis Yurichev. **************************************************************** RECOMMENDATION: Upgrade to DB2 V9.5 FP3a and above. ****************************************************************
Problem conclusion
The DB2 server will keep the machine busy and the overall performance of the machine will degrade. . The complete fix for this problem first appears in DB2 Version 9.5 Fix Pack 3a and all the subsequent Fix Packs.
Temporary fix
Comments
APAR Information
APAR number
IZ37697
Reported component name
DB2 UDB ESE AIX
Reported component ID
5765F4100
Reported release
950
Status
CLOSED PER
PE
NoPE
HIPER
NoHIPER
Special Attention
NoSpecatt
Submitted date
2008-11-17
Closed date
2009-02-13
Last modified date
2009-02-13
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
DB2 UDB ESE AIX
Fixed component ID
5765F4100
Applicable component levels
R950 PSN
UP
Document Information
Modified date:
13 February 2009