One cryptography expert said that ‘serious flaws’ in the way Samsung phones encrypt sensitive material, as revealed by academics, are ‘embarrassingly bad.’
https://threatpost.com/samsung-shattered-encryption-on-100m-phones/178606/
The high-severity RCE flaw is in the KCodes NetUSB kernel module, used by popular routers from Netgear, TP-Link, DLink, Western Digital, et al.
https://threatpost.com/millions-routers-exposed-bug-usb-module-kcodes-netusb/177506/