CVE-2023-21250: Google Android

Critical severity, CVSS 9.8. EPSS: 0.6% chance of exploitation in the next 30 days.

In gatt_end_operation of gatt_utils.cc, there is a possible out of bounds write due to a missing bounds check. This could lead to remote code execution with no additional execution privileges needed. User interaction is not needed for exploitation.

Affected products

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

Published 2023-07-13. Last modified 2026-06-17.