Apple’s recent iOS 6 update added some nice new web standards ... sizes (now 25MB), a faster JavaScript engine and some new CSS tricks as well — CSS Filters, CSS Cross Fades and the not ...

The vulnerability hits the WebKit rendering engine used in Safari by applying a CSS effect -- "backdrop-filter" -- that requires enough heavy graphics processing to cause iOS to crash completely.

Understanding how CSS works is the first hurdle, but even after you understand the box model and other complexities ... he's actually created a way to do it – Knyle Style Sheets.