The IBM DataPower XS40 Security Gateway suffers from a malformed packet denial of service vulnerability.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/85648/ibmdatapower-dos.txt
Source: https://packetstormsecurity.com/files/85648/IBM-DataPower-XS40-Security-Gateway-Denial-Of-Service.html