CVE-2023-21094: Google Android

High severity, CVSS 7.8. EPSS: 0.2% chance of exploitation in the next 30 days.

In sanitize of LayerState.cpp, there is a possible way to take over the screen display and swap the display content due to a missing permission check. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11 Android-12 Android-12L Android-13Android ID: A-248031255

Affected products

• Google Android: version 11.0 only; version 12.0 only; version 12.1 only; version 13.0 only

Published 2023-04-19. Last modified 2026-06-17.