Executive brief
A flaw in Android's Framework component allows unprivileged apps to escalate their privileges without needing to trick users or gain additional permissions. An attacker could exploit this vulnerability in AnnotationProcessor.cpp to run malicious code with elevated system-level access, potentially compromising sensitive device functions and user data.
Technical details
An improper input validation flaw exists in the AppendCommentLine function of AnnotationProcessor.cpp within Android's Framework. The vulnerability permits local elevation of privilege (EoP) through a supply chain risk vector, requiring no additional execution privileges or user interaction. A fix is available in Android versions 16, 16-qpr2, and 17.
Affected products
- Google Android 14, 15 affected; 16, 16-qpr2, 17 patched
Timeline
- 2026-09-08: disclosed
- 2026-09-05: patched