CVE-2023-40129: Google Android

High severity, CVSS 8.8. EPSS: 0.2% chance of exploitation in the next 30 days.

In build_read_multi_rsp of gatt_sr.cc, there is a possible out of bounds write due to a heap buffer overflow. This could lead to remote (proximal/adjacent) code execution with no additional execution privileges needed. User interaction is not needed for exploitation.

Affected products

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

Published 2023-10-27. Last modified 2026-06-17.