platform/msm_shared/boot_verifier.c in the Qualcomm components in Android before 2016-07-05 on Nexus 5X and 6P devices allows attackers to bypass intended access restrictions via a digest with trailing data, aka Android internal bug 28822807 and Qualcomm internal bug CR902998.
Weaknesses in this category are related to the management of permissions, privileges, and other security features that are used to perform access control.