Microsoft Internet Explorer 11.0.9600.18617 - CMarkup::DestroySplayTree Memory Corruption

Microsoft Internet Explorer 11.0.9600.18617 - CMarkup::DestroySplayTree Memory Corruption element. The bug was confirmed on IE Version 11.0.9600.18617 Update Version 11.0.40 running on Windows 7 64-bit. I was unable to reproduce it on Windows 10. PoC: ========================================== --...