The Parcel::appendFrom function in libs/binder/Parcel.cpp in Binder in Android before 5.1.1 LMY48M does not consider parcel boundaries during identification of binder objects in an append operation, which allows attackers to obtain a different application's privileges via a crafted application, aka internal bug 17312693.
Weaknesses in this category are related to the management of permissions, privileges, and other security features that are used to perform access control.
Link | Tags |
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https://groups.google.com/forum/message/raw?msg=android-security-updates/1M7qbSvACjo/Y7jewiW1AwAJ | mailing list vendor advisory |
https://android.googlesource.com/platform/frameworks/native/+/e68cbc3e9e66df4231e70efa3e9c41abc12aea20 | vendor advisory |