Description: A vulnerability has been reported in Trend Micro products, which can be exploited by malicious people to cause a DoS (Denial of Service).
The vulnerability is caused due to a divide-by-zero error within the anti-virus engine when processing UPX compressed executables. This can be exploited to e.g. crash the system (Windows-based system) or application (library-based engine) when scanning a specially crafted UPX compressed executable file.
The vulnerability reportedly affects all Trend Micro products that use Scan Engine version 8.0 and above with Pattern File technology.
Do you have this product installed on your home computer? Scan using the free Personal Software Inspector. Check if a vulnerable version is installed on computers in your corporate network, scan using the Network Software Inspector.
Solution: Update the virus pattern file to OPR 4.335.00 or higher.
Provided and/or discovered by: Discovered by an anonymous person and reported via iDefense Labs.
If you have new information regarding this Secunia advisory or a product in our database, please send it to us using either our web form or email us at vuln@secunia.com.
Ideas, suggestions, and other feedback are most welcome.
