In Android before 2018-04-05 or earlier security patch level on Qualcomm Snapdragon Automobile, Snapdragon Mobile, and Snapdragon Wear MDM9206, SD 210/SD 212/SD 205, SD 425, SD 430, SD 450, SD 625, SD 820, SD 820A, and SD 835, SMMU Access Control Policy was updated to block HLOS from accessing BLSP and BAM resources.

In Android before 2018-04-05 or earlier security patch level on Qualcomm Snapdragon Automobile, Snapdragon Mobile, and Snapdragon Wear MDM9206, MDM9607, MDM9635M, MDM9640, MDM9645, MDM9650, MSM8909W, SD 210/SD 212/SD 205, SD 410/12, SD 425, SD 430, SD 450, SD 615/16/SD 415, SD 617, SD 625, SD 650/52, SD 808, SD 810, SD 820, SD 820A, SD 835, SD 845, and SD 850, packet replay may be possible.

In Android before 2018-04-05 or earlier security patch level on Qualcomm Snapdragon Mobile MDM9640, SDM630, MSM8976, MSM8937, SDM845, MSM8976, and MSM8952, when running module or kernel code with improper access control allowing writing to arbitrary regions of memory, the user may utilize this vector to alter module executable code.

In Android before 2018-04-05 or earlier security patch level on Qualcomm Snapdragon Mobile and Snapdragon Wear MDM9206, MDM9607, MDM9650, 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, improper offset validation leads to buffer overflow in video parser.

In Android before 2018-04-05 or earlier security patch level on Qualcomm Snapdragon Mobile SD 425, SD 430, SD 450, SD 625, and SD 650/52, there is improper access control to a bus.

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, there is a TOCTOU vulnerability in the input validation for bulletin_board_read syscall. A pointer dereference is being validated without promising the pointer hasn't been changed by the HLOS program.

In Android before 2018-04-05 or earlier security patch level on Qualcomm Small Cell SoC, Snapdragon Mobile, and Snapdragon Wear FSM9055, IPQ4019, IPQ8064, MDM9206, MDM9607, MDM9635M, MDM9640, MDM9650, MSM8909W, QCA4531, QCA9980, 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 808, SD 810, SD 820, SD 835, and SDX20, information exposure vulnerability when logging debug statement due to %p usage.

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 808, SD 810, SD 820, SD 835, and SDX20, while logging debug statements or ftrace events from rmnet_data, the socket buffer function uses normal format specifiers which may result in information exposure.

In Android before 2018-04-05 or earlier security patch level on Qualcomm Small Cell SoC, Snapdragon Mobile, and Snapdragon Wear FSM9055, IPQ4019, IPQ8064, MDM9206, MDM9607, MDM9635M, MDM9640, MDM9650, MSM8909W, QCA4531, QCA9980, 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 808, SD 810, SD 820, SD 835, and SDX20, improper input validation infuse read request leads to memory corruption.

In Android before 2018-04-05 or earlier security patch level on Qualcomm Snapdragon Automobile, Snapdragon Mobile, and Snapdragon Wear MDM9206, MDM9625, MDM9635M, MDM9640, MDM9645, 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 820, and SD 820A, in some QTEE syscall handlers, a TOCTOU vulnerability exists.

In Android before 2018-04-05 or earlier security patch level on Qualcomm Snapdragon Automobile and Snapdragon Mobile SD 820 and SD 820A, the input to RPMB write response function is a buffer from HLOS that needs to be authenticated (using HMAC) and then processed. However, some of the processing occurs before the buffer is authenticated. The function will return various types of errors depending on the values of the `response` and `result` fields of the buffer before verifying the HMAC tag.

In Android before 2018-04-05 or earlier security patch level on Qualcomm Snapdragon Automobile, Snapdragon Mobile, and Snapdragon Wear MDM9635M, MDM9640, MDM9645, 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 820, and SD 820A, TOCTOU vulnerability during SSD image decryption may cause memory corruption.

In Android before 2018-04-05 or earlier security patch level on Qualcomm Snapdragon Automobile and Snapdragon Mobile SD 410/12, SD 425, SD 430, SD 450, SD 617, SD 625, SD 650/52, SD 820, and SD 820A, TOCTOU vulnerabilities may occur while sanitizing userspace values passed to tQSEE system call.

In Android before 2018-04-05 or earlier security patch level on Qualcomm Snapdragon Automobile, Snapdragon Mobile, and Snapdragon Wear MDM9206, MDM9650, SD 210/SD 212/SD 205, SD 425, SD 430, SD 450, SD 625, SD 650/52, SD 820, SD 820A, SD 835, SD 845, and SD 850, TZ applications are not properly 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, when executing a TA which has been granted privileges to the CPVC MINK class it is possible for the TA to access methods exposed by the CPVC interface.

In Android before 2018-04-05 or earlier security patch level on Qualcomm Small Cell SoC, Snapdragon Automobile, Snapdragon Mobile, and Snapdragon Wear FSM9055, IPQ4019, MDM9206, MDM9607, MDM9635M, MDM9640, MDM9645, MDM9650, MDM9655, 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 820A, and SDX20, three image types are loaded in the same manner without distinguishing them.

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, HMAC verification in counter file uses an insecure memcmp which may assist a timing attack.

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 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, improper boundary check in RLC AM module leads to denial of service by reaching assertion.

In Android before 2018-04-05 or earlier security patch level on Qualcomm Snapdragon Automobile and Snapdragon Mobile SD 410/12, SD 425, SD 430, SD 450, SD 617, SD 625, SD 650/52, SD 810, SD 820, and SD 820A, a buffer overflow can occur in SafeSwitch.

In Android before 2018-04-05 or earlier security patch level on Qualcomm Snapdragon Automobile, Snapdragon Mobile, and Snapdragon Wear MDM9206, 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 820A, and SD 835, if GPT listener response is passed a large buffer offset, a buffer overflow occurs.