In Android before 2018-04-05 or earlier security patch level on Qualcomm Snapdragon Mobile and Snapdragon Wear MDM9206 MDM9607 MDM9640 MDM9650 SD 210/SD 212/SD 205 SD 425 SD 430 SD 450 SD 600 SD 625 SD 650/52 SD 808 SD 810 SD 820 SD 835 and SDX20 in pre-auth request Host driver uses FT IEs sent by the supplicant. A buffer overflow may occur if FT IEs sent by the supplicant are larger than the expected value.