In Android before 2018-04-05 or earlier security patch level on Qualcomm Snapdragon Mobile, Snapdragon Wear, and Small Cell SoC FSM9055, IPQ4019, MDM9206, MDM9607, MDM9615, MDM9625, MDM9635M, MDM9640, MDM9645, MDM9650, MDM9655, 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, SD 845, SD 850, and SDX20, code to zeroize AES key could be compiled out by compiler which could potentially result in information disclosure.

In Android before 2018-04-05 or earlier security patch level on Qualcomm Snapdragon Automobile, Snapdragon Mobile, and Snapdragon Wear IPQ4019, MDM9206, MDM9607, 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 820A, and SD 835, detection of Error Condition Without Action in Core.

In Android before 2018-04-05 or earlier security patch level on Qualcomm Snapdragon Automobile, Snapdragon Mobile, and Snapdragon Wear IPQ4019, IPQ8064, MDM9206, MDM9607, MDM9635M, MDM9640, MDM9650, QCA4531, QCA6174A, QCA6574AU, QCA6584, QCA6584AU, QCA9377, QCA9378, QCA9379, QCA9558, QCA9880, QCA9886, QCA9980, SD 210/SD 212/SD 205, SD 425, SD 625, SD 808, SD 810, SD 820, and SDX20, while processing firmware image signature, the internal buffer may overflow if the firmware signature size is large.

In Android before 2018-04-05 or earlier security patch level on Qualcomm Snapdragon Automobile, Snapdragon Mobile, and Snapdragon Wear SD 820A, IPQ4019, MDM9206, MDM9607, MDM9650, MSM8909W, SD 210/SD 212/SD 205, SD 410/12, SD 425, SD 430, SD 615/16/SD 415, SD 617, SD 625, SD 650/52, SD 808, SD 810, SD 820, SD 835, SD 845, SD 450, and SD 850, lack of input validation for message length causes buffer over read in drm_app_encapsulate_save_keys.

In Android before 2018-04-05 or earlier security patch level on Qualcomm Snapdragon Mobile, Snapdragon Wear, and Small Cell SoC FSM9055, IPQ4019, MDM9206, MDM9607, MDM9625, MDM9635M, MDM9640, MDM9645, MDM9650, MDM9655, MSM8909W, SD 210/SD 212/SD 205, SD 400, SD 410/12, SD 600, SD 615/16/SD 415, SD 617, SD 650/52, SD 800, SD 808, SD 810, SD 835, and SDX20, the reserved memory of TZ subsystem (like TZ apps and some PIL image subsystem) is not cleared after being used.

In Android before 2018-04-05 or earlier security patch level on Qualcomm Snapdragon Mobile and Snapdragon Wear IPQ4019, MDM9206, MDM9607, MDM9615, MDM9625, MDM9635M, MDM9640, MDM9650, MDM9655, MSM8909W, SD 210/SD 212/SD 205, SD 400, SD 410/12, SD 615/16/SD 415, SD 820, and SDX20, buffer overflow vulnerability exist in Sahara boot when program header are parsing.