Chinese ARM vendor left developer backdoor in kernel for Android, “Pi” devices | Ars Technica

http://arstechnica.com/security/2016/05/chinese-arm-vendor-left-developer-backdoor-in-kernel-for-android-pi-devices/

Allwinner’s ARM chips are popular in cheap tablets and dev boards. It seems that the Linux kernel supplied by chipmaker has a serious security backdoor in it.