CVE-2021-0988

In getLaunchedFromUid and getLaunchedFromPackage of ActivityClientController.java, there is a possible way to determine whether an app is installed, w...

Original description

The description as published by the source.

In getLaunchedFromUid and getLaunchedFromPackage of ActivityClientController.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.

Source: OSV.dev (Open Source Vulnerabilities) NVD OSV

Affected packages

Android platform/frameworks/base

[{"type":"ECOSYSTEM","events":[{"introduced":"12:0"},{"fixed":"12:2021-12-01"}]}]

References

advisory source.android.com
patch android.googlesource.com
patch android.googlesource.com