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 security patch level 2018-04-05 on Qualcomm Snapdragon Mobile MDM9650, MDM9655, SD 450, SD 625, SD 650/52, SD 835, SD 845, SD 850, in the Wireless Data Service (WDS) module, a buffer overflow can occur.
In Android before security patch level 2018-04-05 on Qualcomm Snapdragon Mobile MDM9640, MDM9645, MDM9650, MDM9655, SD 450, SD 625, SD 650/52, SD 810, SD 820, SD 835, while processing the IPv6 pdp address of the pdp context, a buffer overflow can occur.