This indicates an attack attempt against a heap-overflow vulnerability in the TIFF parsing code of the OpenOffice suite.
The vulnerability is caused by the application's failure to properly check the bounds of user-supplied data. A remote attacker may exploit this to execute arbitrary code.
OpenOffice 2.2.1 and older
Sun StarOffice 6, 7, and 8
System compromise or denial of service
Upgrade to OpenOffice.org version 2.3.0: