In Qualcomm Android for MSM Firefox OS for MSM and QRD Android with all Android releases from CAF using the Linux kernel before security patch level 2018-04-05 in function wma_wow_wakeup_host_event() wake_info->vdev_id is received from FW and is used directly as array index to access wma->interfaces whose max index should be (max_bssid-1). If wake_info->vdev_id is greater than or equal to max_bssid an out-of-bounds read occurs.