CVE-2007-6523
Algorithmic complexity vulnerability in Opera 9.50 beta and 9.x before 9.25 allows remote attackers to cause a denial of service (CPU consumption) via a crafted bitmap (BMP) file that triggers a large number of calculations and checks.
Date published : 2007-12-24
http://www.securityfocus.com/bid/26721
http://www.securityfocus.com/archive/1/484605/100/200/threaded