In Android before 2018-04-05 or earlier security patch level on Qualcomm Snapdragon Mobile MDM9625, MDM9635M, SD 400, and SD 800, userspace-provided pointer arguments are not validated.
In Android before 2018-04-05 or earlier security patch level on Qualcomm Snapdragon Mobile MDM9615, MDM9625, MDM9635M, SD 400, SD 410/12, SD 615/16/SD 415, SD 800, SD 808, and SD 810, in ADSP's QDI Root-PD driver, untrusted arguments from User PD may cause integer overflow resulting in buffer overflow.
In Android before 2018-04-05 or earlier security patch level on Qualcomm Snapdragon Mobile MDM9625, MDM9635M, MDM9640, MDM9645, SD 210/SD 212/SD 205, SD 400, SD 410/12, SD 615/16/SD 415, SD 800, SD 808, and SD 810, the device may crash while accessing an invalid pointer or expose otherwise inaccessible memory contents.
In Android before 2018-04-05 or earlier security patch level on Qualcomm Snapdragon Mobile SD 400 and SD 800, lack of validation of input could cause a integer overflow that could subsequently lead to a buffer overflow.