CVE-2022-20464 Information disclosure in Android

Medium 5.5 Published 14 Oct 2022 Updated 15 May 2025

A logic error in Android's audio input processor allows local attackers to record audio during phone calls, leading to information disclosure.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Local or same network only
Victim action needed: Not needed
Fix: Available

What is CVE-2022-20464?

CVE-2022-20464 is a medium-severity vulnerability in Google Android, published on 14 Oct 2022. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

In various functions of ap_input_processor.c, there is a possible way to record audio during a phone call due to a logic error in the code. This could lead to local information disclosure with User execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-236042696References: N/A

Weakness: CWE-693

Which versions are affected by CVE-2022-20464?

It affects 1 product.

Products include Google Android.

How do I fix CVE-2022-20464?

Apply the vendor's patch.

Is CVE-2022-20464 being exploited?

There is no known exploitation of CVE-2022-20464 in the wild and no public exploit code.

All Google Android vulnerabilities

Sources

Also known as A-236042696, GHSA-7j36-8hpq-mwr9, PUB-A-236042696.