Possible buffer overflow in Ontario fingerprint code due to lack of input validation for the parameters coming into TZ from HLOS in Snapdragon Automobile, Snapdragon Mobile and Snapdragon Wear in versions MDM9206, MDM9607, MDM9650, MSM8996AU, SD 210/SD 212/SD 205, SD 410/12, SD 425, SD 430, SD 450, SD 625, SD 650/52, SD 820, SD 820A, SD 835, SDA660.
Failure condition is not handled properly and the correct error code is not returned. It could cause unintended SUI behavior and create unintended SUI display in Snapdragon Automobile, Snapdragon Mobile and Snapdragon Wear in versions MDM9206, MDM9607, MDM9650, MSM8996AU, SD 210/SD 212/SD 205, SD 410/12, SD 425, SD 430, SD 450, SD 615/16/SD 415, SD 625, SD 650/52, SD 800, SD 810, SD 820, SD 820A, SD 835, SD 845, SD 850, SDA660, SDA845, SDX24, SXR1130.
While accessing SafeSwitch services, third party can manipulate a given device and perform unauthorized operation due to lack of checking of same state transitions in Snapdragon Automobile, Snapdragon Mobile in version MSM8996AU, SD 410/12, SD 617, SD 650/52, SD 810, SD 820, SD 820A
Under certain mode of operations, HLOS may be able get direct or indirect access through DXE channels to tamper with the authenticated WCNSS firmware stored in DDR because DXE-accessible memory is located within the authenticated image in Snapdragon Mobile and Snapdragon Wear in version MSM8909W, SD 210/SD 212/SD 205, SD 410/12, SD 615/16/SD 415, SD 617.