In Android before 2018-04-05 or earlier security patch level on Qualcomm Snapdragon Mobile MDM9625, MDM9635M, MDM9645, MDM9650, MDM9655, SD 400, SD 800, SD 835, SD 845, SD 850, and SDX20, when QDI read, write, or ioctl are called, the passed-in pointer is not properly validated before accessing it for the delayed response.
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 Automobile and Snapdragon Mobile SD 425, SD 430, SD 450, SD 625, SD 650/52, SD 820, and SD 820A, lack of address argument validation in qsee_query_counter syscall could lead to untrusted pointer dereference.
In Android before 2018-04-05 or earlier security patch level on Qualcomm Snapdragon Automobile and Snapdragon Mobile MDM9625, SD 410/12, SD 425, SD 430, SD 450, SD 615/16/SD 415, SD 617, SD 625, SD 650/52, SD 820, and SD 820A, no address argument validation is performed on calls to the qsee_prng_getdata syscall.
In Android before 2018-04-05 or earlier security patch level on Qualcomm Snapdragon Automobile and Snapdragon Mobile MDM9625, SD 425, SD 430, SD 450, SD 625, SD 650/52, SD 810, SD 820, and SD 820A, in a QTEE syscall handler, an untrusted pointer dereference can occur.
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.