CVE-2023-21144: Google Android

High severity, CVSS 7.5. EPSS: 0.7% chance of exploitation in the next 30 days.

In doInBackground of NotificationContentInflater.java, there is a possible temporary denial or service due to long running operations. This could lead to remote denial of service 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-252766417

Affected products

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

Published 2023-06-15. Last modified 2026-06-17.