CVE-2021-0987: Google Android

Low severity, CVSS 3.3. EPSS: 0.1% chance of exploitation in the next 30 days.

In getNeighboringCellInfo of PhoneInterfaceManager.java, there is a possible way to determine whether an app is installed, without query permissions, due to side channel information disclosure. This could lead to local information disclosure with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-12Android ID: A-190619791

Affected products

• Google Android: version 12.0 only

Published 2021-12-15. Last modified 2026-06-17.