In Android before 2018-04-05 or earlier security patch level on Qualcomm Snapdragon Mobile SD 410/12, SD 615/16/SD 415, SD 808, and SD 810, improper input validation while processing SCM Command can lead to unauthorized memory access.

In Android before 2018-04-05 or earlier security patch level on Qualcomm Snapdragon Mobile MDM9625, SD 400, and SD 800, calling qsee_app_entry_return() without first calling qsee_app_entry() will cause the stack to be restored to an older state resulting in a return to an unexpected location.

In Android before 2018-04-05 or earlier security patch level on Qualcomm Snapdragon Mobile MDM9635M, made changes to map the scan type value to an index value that is in range.

In Android before 2018-04-05 or earlier security patch level on Qualcomm Snapdragon Mobile MDM9635M, SD 210/SD 212/SD 205, SD 410/12, SD 450, SD 615/16/SD 415, SD 625, SD 650/52, SD 808, and SD 810, A NULL pointer dereference can occur during an SSL handshake.

In Android before 2018-04-05 or earlier security patch level on Qualcomm Snapdragon Mobile MDM9635M, MDM9645, MDM9650, MDM9655, SD 210/SD 212/SD 205, SD 400, SD 410/12, SD 425, SD 427, SD 430, SD 435, SD 450, SD 615/16/SD 415, SD 617, SD 625, SD 650/52, SD 810, SDM630, SDM636, SDM660, and Snapdragon_High_Med_2016, stopping of the DTR prematurely causes micro kernel to be stuck. This can be triggered with a timing change injectable in RACH procedure.

In Android before 2018-04-05 or earlier security patch level on Qualcomm Snapdragon Mobile SD 400, lack of address argument validation in qsee_get_tz_app_name() may lead to an untrusted pointer dereference.

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 MSM8996, MSM8939, MSM8976, MSM8917, SDM845, and SDM660, access control collision vulnerability when accessing the replay protected memory block.

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.

In Android before 2018-04-05 or earlier security patch level on Qualcomm Snapdragon Mobile SD 210/SD 212/SD 205, A buffer overflow can potentially occur in any OpenCL application that calls clBuildProgram() with a device of type CL_DEVICE_TYPE_CPU in its device_list argument.

In Android before 2018-04-05 or earlier security patch level on Qualcomm Snapdragon Mobile MDM9615, MDM9625, MDM9635M, MDM9640, MDM9650, SD 210/SD 212/SD 205, SD 400, SD 425, SD 430, SD 435, SD 617, SD 625, and Snapdragon_High_Med_2016, binary Calibration files under data/misc/audio have 777 permissions.

In Android before 2018-04-05 or earlier security patch level on Qualcomm Snapdragon Mobile SD 210/SD 212/SD 205, SD 400, SD 425, SD 427, SD 430, SD 435, SD 450, SD 617, SD 625, SD 650/52, SD 800, SD 845, and Snapdragon_High_Med_2016, unauthorized users can potentially modify system time.

In Android before 2018-04-05 or earlier security patch level on Qualcomm Snapdragon Mobile MDM9615, MDM9625, SD 210/SD 212/SD 205, SD 400, and SD 800, improper access control on ATCMD service allows third party services to access without user knowledge.

In Android before 2018-04-05 or earlier security patch level on Qualcomm Snapdragon Mobile MDM9625 and SD 800, a fuse is not correctly blown on a secure device.

In Android before 2018-04-05 or earlier security patch level on Qualcomm Snapdragon Mobile MDM9635M, SD 400, and SD 800, TOCTOU condition may result in bypassing error condition checks, leading to undefined behavior.

In Android before 2018-04-05 or earlier security patch level on Qualcomm Snapdragon Mobile SD 400 and SD 800, lack of validation of input could cause a integer overflow that could subsequently lead to a buffer overflow.

In Android before 2018-04-05 or earlier security patch level on Qualcomm Snapdragon Mobile SD 400 and SD 800, in drmprov_cmd_verify_key(), the variable feature_name_length is not validated. There is a check for feature_name_len + filePathLen but there might be an integer wrap when checking feature_name_len + filePathLen. This leads to a buffer overflow.

In Android before 2018-04-05 or earlier security patch level on Qualcomm Snapdragon Mobile SD 400 and SD 800, while verifying provisioning, a buffer overflow 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.

In Android before 2018-04-05 or earlier security patch level on Qualcomm Snapdragon Mobile MDM9625, MDM9635M, MDM9640, MDM9645, SD 210/SD 212/SD 205, SD 400, SD 410/12, SD 615/16/SD 415, SD 800, SD 808, and SD 810, the device may crash while accessing an invalid pointer or expose otherwise inaccessible memory contents.

In Android before 2018-04-05 or earlier security patch level on Qualcomm Snapdragon Mobile SD 400, SD 410/12, SD 615/16/SD 415, SD 800, SD 808, and SD 810, lack of input validation in qsee can lead to unauthorized memory access.

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 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 Snapdragon Mobile MDM9645, MDM9650, SD 210/SD 212/SD 205, SD 400, SD 410/12, SD 425, SD 427, SD 430, SD 435, SD 450, SD 615/16/SD 415, SD 625, SD 650/52, SD 800, SD 808, SD 810, SD 820, SDM630, SDM636, SDM660, and Snapdragon_High_Med_2016, bounds check is missing for vtable index in DAL-TO-QDI conversion framework.

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 Mobile MDM9625, MDM9635M, SD 400, and SD 800, while computing the length of memory allocated for a Diag event, if the buffer length is very small or greater than the maximum, an integer overflow may occur, which later results in a buffer overflow.

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 Mobile SD 410/12, SD 617, SD 650/52, SD 800, SD 808, and SD 810, in the function "Certificate_CreateWithBuffer" in the QSEE app TQS, in case of memory allocation failure, we free the memory and return the pointer without setting it to NULL.

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 SD 410/12, SD 617, SD 650/52, SD 800, SD 808, and SD 810, lack of validation of the return value prior to using for buffer allocation in QSEE application, TQS, may result in memory overwrite.

In Android before 2018-04-05 or earlier security patch level on Qualcomm Snapdragon Mobile MSM8974, lack of length checking in OEMCrypto_DeriveKeysFromSessionKey() could lead to a buffer overflow vulnerability.

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, in TQS QSEE application, while parsing "Set Certificates" command an integer overflow may result in buffer overflow.

In Android before 2018-04-05 or earlier security patch level on Qualcomm Snapdragon Mobile SD 210/SD 212/SD 205, SD 400, SD 425, SD 427, SD 430, SD 435, SD 450, SD 617, SD 625, SD 650/52, SD 800, SD 845, and Snapdragon_High_Med_2016, during module load at TZ Startup, memory statically allocated by modules was not being properly set to zero first. Allowing the module to execute without reset gives it access to information from previous app thus leading to information exposure.

In Android before 2018-04-05 or earlier security patch level on Qualcomm Snapdragon Mobile MDM9625, MDM9635M, MDM9650, MDM9655, SD 400, SD 410/12, SD 615/16/SD 415, SD 617, SD 650/52, SD 808, SD 810, and SDX20, in a QTEE syscall handler, HLOS can cause a buffer overflow to occur.

In Android before 2018-04-05 or earlier security patch level on Qualcomm Snapdragon Mobile MDM9615, MDM9625, MDM9635M, and SD 810, improper input validation can cause a null pointer dereference in USB bootloader find_ep() function.

In Android before 2018-04-05 or earlier security patch level on Qualcomm Snapdragon Mobile SD 400 and SD 800, an integer overflow to buffer overflow can occur in a DRM API.

In Android before 2018-04-05 or earlier security patch level on Qualcomm Snapdragon Mobile SD 400, SD 800, and SD 810, lack of validation of pointers passed by secure apps could lead to an untrusted pointer dereference.

In Android before 2018-04-05 or earlier security patch level on Qualcomm Snapdragon Mobile MDM9615, MDM9625, MDM9635M, SD 400, SD 600, and SD 800, a buffer overflow can occur when processing an audio buffer.

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 210/SD 212/SD 205, SD 400, SD 410/12, SD 430, SD 450, SD 615/16/SD 415, SD 617, SD 625, SD 650/52, SD 800, SD 808, SD 810, SD 820, and SD 835, an integer overflow leading to buffer overflow can occur during a VT call.

In Android before 2018-04-05 or earlier security patch level on Qualcomm Snapdragon Mobile SD 210/SD 212/SD 205, SD 400, SD 410/12, SD 430, SD 450, SD 615/16/SD 415, SD 617, SD 625, SD 650/52, SD 800, SD 808, SD 810, SD 820, and SD 835, RTP daemon crashes and terminates VT call when UE receives RTCP unknown APP packet report which caused the parser to miss an end of RTCP packet length and go on forever looking for it, even going beyond the limits of the RTCP Packet length.

In Android before 2018-04-05 or earlier security patch level on Qualcomm Snapdragon Mobile MDM9640, MDM9645, MDM9650, MDM9655, SD 450, SD 625, SD 650/52, SD 820, SD 835, SD 845, SD 850, and SDX20, when initializing scheduler object service request, an out of bounds access could occur due to uninitialized object number.

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 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 SD 425, SD 430, SD 450, and SD 625, in a QTEE API function, an array out-of-bounds index can occur.

In Android before 2018-04-05 or earlier security patch level on Qualcomm Snapdragon Mobile SD 210/SD 212/SD 205, SD 410/12, SD 425, SD 427, SD 430, SD 435, SD 450, SD 615/16/SD 415, SD 617, SD 625, SD 650/52, SD 808, SD 810, SD 820, SD 835, SD 845, SDM630, SDM636, SDM660, SDX20, and Snapdragon_High_Med_2016, the 'proper' solution for this will be to ensure that any users of qsee_log in the bootchain (before Linux boots) unallocate their buffers and clear the qsee_log pointer. Until support for that is implemented in TZ and the bootloader, enable tz_log to avoid potential scribbling. This solution will prevent the linux kernel memory corruption.

In Android before 2018-04-05 or earlier security patch level on Qualcomm Snapdragon Mobile SD 835, SD 845, and SD 850, vendor specific opcodes may not have any packet length validation leading to buffer over-reads.

In Android before security patch level 2018-04-05 on Qualcomm Snapdragon Mobile SD 210/SD 212/SD 205, SD 400, SD 430, SD 450, SD 617, SD 625, SD 650/52, SD 800, SD 808, SD 820, SD 835, an integer overflow vulnerability exists in a video library.