If you use a device with a version of the previous operating system to Android 4.4, will not receive any update to address a security issue with the WebView system, a component that allows programmers Apps display web content in their applications.
The Webview is also an essential part of the structure of all versions of the Android browser to version 4.4 KitKat.
According to Google, no longer is practical solve this problem.
The problem for Google is that there are more than 930 million devices around the world still using versions prior to Android KitKat and has just been discovered yet another security flaw the Webview. Google was alerted to the problem, but refused to fix it
According to a publication of Andrian Ludwig, responsible for the security of Android, Google +:.
Until recently made adjustments to the Webkit system that is used in version 4.3 and earlier of Android to ensure backwards compatibility, but the Webkit system has more than 5 million lines of code and hundreds of developers are constantly making additions, by that develop updates to address parts of the code for security problems with more than two years is no longer practical.
According Ludwig, from the KitKat version of Android, the OEM (Original Equipment Manufacturer), in other words the manufacturers of the devices, can distribute themselves updates to Webkit system made by Google and Android 5.0 Lollipop these updates can even be distributed directly through the Google Play store.
The last advice Ludwig is left for users with devices that use previous versions to Android KitKat use alternative browsers that can be updated through the Google Play store, such as Chrome and Firefox.
The Google through its Project Zero has to disclose security issues affecting Windows operating systems and Mac OS X 90 days after being reported to Microsoft as both the Apple
Update:. have been fixed errors in the description of version 4.4 and 4.3
Via Google, Maximum PC
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