The WebKitGTK+ 2.4 series suffers from buffer overflow, code execution, memory corruption, sandbox bypass, and denial of service vulnerabilities.
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Apple Security Advisory 2014-04-22-3 - Apple TV 6.1.1 is now available and addresses vulnerabilities related to credential compromise, ASLR bypass, code execution, and more.
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Apple Security Advisory 2014-04-22-2 - iOS 7.1.1 is now available and addresses vulnerabilities in IOKit Kernel, CFNetwork HTTPProtocol, Secure Transport, and WebKit.
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Apple Security Advisory 2014-04-01-1 - Safari 6.1.3 and Safari 7.0.3 are now available and address multiple security vulnerabilities.
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