CVE-2018-11284
Spoofed SMS can be used to send a large number of messages to the device which will in turn initiate a flood of registration updates with the server in snapdragon mobile and snapdragon wear in versions MDM9206, MDM9607, MDM9650, SD 210/SD 212/SD 205, SD 625, SD 636, SDA660, SDM630, SDM660, SDX20
Source: CVE-2018-11284