In checkKeyIntentParceledCorrectly of AccountManagerService.java, there is a possible way to control other running activities due to unsafe deserialization. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.
The product deserializes untrusted data without sufficiently ensuring that the resulting data will be valid.
Link | Tags |
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https://android.googlesource.com/platform/frameworks/base/+/f810d81839af38ee121c446105ca67cb12992fc6 | patch issue tracking |
https://source.android.com/security/bulletin/2023-09-01 | vendor advisory |