Array index error in Jan Eric Kyprianidis lib3ds 1.x, as used in Google SketchUp 7.x before 7.1 M2, allows remote attackers to cause a denial of service (memory corruption) or possibly execute arbitrary code via crafted structures in a 3DS file, probably related to mesh.c.
http://www.vupen.com/english/advisories/2010/0133
http://www.securityfocus.com/archive/1/508913/100/0/threaded
http://sketchup.google.com/support/bin/answer.py?hl=en&answer=141303