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OpenAdvisories
Low · 3.3 CVE-2022-20446 EUVD-2022-25706GHSA-8pqr-x5vx-fgpj

In AlwaysOnHotwordDetector of AlwaysOnHotwordDetector.java, there is a possible way to access the microphone from the background due to a m…

Published Nov 8, 2022 · Updated May 1, 2025 · Assigned by google_android

Description

In AlwaysOnHotwordDetector of AlwaysOnHotwordDetector.java, there is a possible way to access the microphone from the background due to a missing permission check. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-10 Android-11Android ID: A-229793943

Affected products

VendorProductAffectedFixed
— Android Android-10 Android-11 —

Fixed in Linux distributions

Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.

ReleasePackageFixed inAdvisory
Ubuntu 24.04 LTS android-framework-23 +1 No fix yet —
Ubuntu 22.04 LTS android-framework-23 +1 No fix yet —
Ubuntu 20.04 LTS android-framework-23 +1 No fix yet —
Ubuntu 18.04 LTS android-framework-23 +1 No fix yet —
Ubuntu 16.04 LTS android-platform-frameworks-base No fix yet —

Advisories 1

References