A Denial-of-Service vulnerability was discovered in the F-Secure and WithSecure products where aerdl.so/aerdl.dll may go into an infinite loop when unpacking PE files. It is possible that this can crash the scanning engine
https://www.withsecure.com/en/support/security-advisories
https://www.f-secure.com/en/business/support-and-downloads/security-advisories