In all Qualcomm products with Android releases from CAF using the Linux kernel, during DMA allocation, due to wrong data type of size, allocation size gets truncated which makes allocation succeed when it should fail.
https://source.android.com/security/bulletin/2017-09-01
https://access.redhat.com/errata/RHSA-2018:1170
https://access.redhat.com/errata/RHSA-2018:1130
https://access.redhat.com/errata/RHSA-2018:1062