In Android before 2018-04-05 or earlier security patch level on Qualcomm Snapdragon Mobile and Snapdragon Wear MDM9206, MDM9607, MDM9635M, MDM9640, MDM9645, MDM9650, MDM9655, MSM8909W, SD 210/SD 212/SD 205, SD 400, SD 410/12, SD 617, SD 650/52, SD 808, SD 810, and SDX20, 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 and Snapdragon Wear 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, there is improper access control in a file storage API.

In Android before 2018-04-05 or earlier security patch level on Qualcomm Snapdragon Mobile MDM9650, SD 210/SD 212/SD 205, SD 410/12, SD 430, SD 450, SD 615/16/SD 415, SD 617, SD 625, SD 650/52, SD 808, SD 810, SD 820, and SD 835, while printing debug message of a pointer in wlan_qmi_err_cb, the real kernel address will be printed regardless of the kptr_restrict system settings.

In Android before 2018-04-05 or earlier security patch level on Qualcomm Snapdragon Mobile SD 400, SD 410/12, SD 617, SD 650/52, SD 800, and SD 810, if Widevine App TZ_WV_CMD_DECRYPT_VIDEO is called with a size too large, an integer overflow may occur.

In Android before 2018-04-05 or earlier security patch level on Qualcomm Snapdragon Mobile and Snapdragon Wear 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, the DIAG-EFS command EFS2_DIAG_DELTREE, which is handled by the function fs_diag_deltree_handler(), is used to delete files and directories only inside the /public folder.

In Android before 2018-04-05 or earlier security patch level on Qualcomm Snapdragon Mobile SD 410/12, SD 615/16/SD 415, and SD 810, while processing QSEE Syscall 'qsee_macc_gen_ecc_privkey', untrusted pointer dereference occurs, which could result in arbitrary write.

In Android before 2018-04-05 or earlier security patch level on Qualcomm Small Cell SoC, Snapdragon Mobile, and Snapdragon Wear FSM9055, MDM9206, MDM9607, MDM9635M, MDM9640, MDM9650, MSM8909W, SD 210/SD 212/SD 205, SD 400, SD 410/12, SD 425, SD 430, SD 450, SD 615/16/SD 415, SD 617, SD 625, SD 650/52, SD 800, SD 808, SD 810, SD 820, SD 835, and SDX20, potential stack-based buffer overflow exist in thermal service leading to root compromise.

In Android before 2018-04-05 or earlier security patch level on Qualcomm Snapdragon Automobile and Snapdragon Mobile SD 410/12, SD 425, SD 427, SD 430, SD 435, SD 450, SD 615/16/SD 415, SD 625, SD 650/52, SD 808, SD 810, SD 820, SD 820A, SD 835, SDM630, SDM636, SDM660, and Snapdragon_High_Med_2016, the Access Control policy for HLOS allows access to Slimbus, GPU, GIC resources.

In Android before 2018-04-05 or earlier security patch level on Qualcomm Snapdragon Mobile SD 410/12, SD 617, SD 650/52, SD 800, SD 808, and SD 810, missing of return value check in memscpy can cause memory corruption in TQS App.

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, SD 615/16/SD 415, SD 617, SD 650/52, SD 808, and SD 810, in a PlayReady function, a NULL pointer dereference can occur.