These two articles are probably relevant and come from the same person:<p>1. <a href="http:&#x2F;&#x2F;cturt.github.io&#x2F;ps4.html" rel="nofollow">http:&#x2F;&#x2F;cturt.github.io&#x2F;ps4.html</a><p>2. <a href="http:&#x2F;&#x2F;cturt.github.io&#x2F;ps4-2.html" rel="nofollow">http:&#x2F;&#x2F;cturt.github.io&#x2F;ps4-2.html</a><p>They cover pretty much every question about the WebKit exploit and this open-source SDK.