In Android for MSM, Firefox OS for MSM, QRD Android, with all Android releases from CAF using the Linux kernel, ImsService and the IQtiImsExt AIDL APIs are not subject to access control.
The product does not perform an authorization check when an actor attempts to access a resource or perform an action.
Link | Tags |
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https://source.android.com/security/bulletin/pixel/2017-12-01 | vendor advisory |