Check Point today disclosed details about a set of four vulnerabilities affecting 900 million Android smartphones and tablets that use Qualcomm® chipsets. The Check Point mobile threat research team, which calls the set of vulnerabilities QuadRooter, presented its findings in a session at DEF CON 24 in Las Vegas. What is QuadRooter? QuadRooter is a set of four vulnerabilities affecting Android devices built using Qualcomm chipsets. Qualcomm is the world’s leading designer of LTE chipsets with a 65% share of the LTE modem baseband market. If any one of the four vulnerabilities is exploited, an attacker can trigger privilege escalations for the purpose of gaining root access to a device. Some of the latest and most popular Android devices found on the market today use these chipsets, including: BlackBerry Priv Blackphone 1 and Blackphone 2 Google Nexus 5X, Nexus 6 and Nexus 6P HTC One, HTC M9 and HTC 10 LG G4, LG G5, and LG V10 New Moto X by Motorola OnePlus One, OnePlus 2 and OnePlus 3 Samsung Galaxy S7 and Samsung S7 Edge Sony Xperia Z Ultra