CVE-2022-20497 Information disclosure in Android

What is CVE-2022-20497?

CVE-2022-20497 is a medium-severity vulnerability in Google Android, published on 13 Dec 2022. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

In updatePublicMode of NotificationLockscreenUserManagerImpl.java, there is a possible way to reveal sensitive notifications on the lockscreen due to an incorrect state transition. This could lead to local information disclosure with physical access required and an app that runs above the lockscreen, with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-12 Android-12L Android-13Android ID: A-246301979

Weakness: CWE-200

Which versions are affected by CVE-2022-20497?

It affects 1 product.

Products include Google Android.

How do I fix CVE-2022-20497?

Apply the vendor's patch.

Is CVE-2022-20497 being exploited?

There is no known exploitation of CVE-2022-20497 in the wild and no public exploit code.

Other vulnerabilities in Google Android

• CVE-2026-58704 Google Pixel Improper Authorization Exploited High 8.8
• CVE-2025-48543 Android Runtime Use-After-Free Exploited High 8.8
• CVE-2023-35674 Android Framework Privilege Escalation Exploited High 8.8
• CVE-2025-48595 Android Framework Integer Overflow Exploited High 8.4
• CVE-2024-32896 Android Pixel Privilege Escalation Exploited High 8.1

All Google Android vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as A-246301979, ASB-A-246301979, GHSA-5xfh-4pqx-pm43.