In Android before 2018-04-05 or earlier security patch level on Qualcomm Snapdragon Mobile and Snapdragon Wear MSM8909W, SD 210/SD 212/SD 205, SD 400, SD 410/12, and SD 800, while reading PlayReady rights string information from command buffer (which is sent from non-secure side), if length of rights string is very large, a buffer over read occurs, exposing TZ App memory to non-secure side.
In Android before 2018-04-05 or earlier security patch level on Qualcomm Snapdragon Mobile MDM9615, MDM9625, MDM9635M, SD 210/SD 212/SD 205, SD 400, SD 617, SD 800, and SD 820, in the time daemon, unauthorized users can potentially modify system time and cause an array index to be out-of-bound.
In Android before 2018-04-05 or earlier security patch level on Qualcomm Snapdragon Mobile MDM9615, MDM9625, MDM9635M, SD 210/SD 212/SD 205, SD 400, SD 410/12, SD 615/16/SD 415, SD 800, SD 808, and SD 810, use after free vulnerability when the PDN throttle info block is freed without clearing the corresponding active timer.
In Android before 2018-04-05 or earlier security patch level on Qualcomm Snapdragon Mobile SD 400 and SD 800, when writing the Full Disk Encryption key to crypto engine, information leak could occur.
In Android before 2018-04-05 or earlier security patch level on Qualcomm Snapdragon Mobile and Snapdragon Wear MDM9206, MDM9607, MDM9650, MSM8909W, SD 210/SD 212/SD 205, SD 400, SD 410/12, SD 425, SD 430, SD 450, SD 600, SD 615/16/SD 415, SD 617, SD 625, SD 650/52, SD 800, SD 808, SD 810, SD 820, SD 835, and SDX20, while setting the offsets, time-services allows the user to set bases greater than valid base value which will lead to array index out-of-bound.
In Android before 2018-04-05 or earlier security patch level on Qualcomm Snapdragon Mobile SD 400 and SD 800, there could be leakage of protected contents if HLOS doesn't request for security restoration for OCMEM xPU's.