CVE-2021-0540: Google Android

Medium severity, CVSS 6.7. EPSS: 0.1% chance of exploitation in the next 30 days.

In halWrapperDataCallback of hal_wrapper.cc, there is a possible out of bounds write due to a missing bounds check. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11Android ID: A-169328517

Affected products

• Google Android: version 11.0 only

Published 2021-06-22. Last modified 2026-06-17.