Description
In verifyReplacingVersionCode of InstallPackageHelper.java, there is a possible way to downgrade system apps below system image version due to a logic error in the code. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11 Android-12 Android-12L Android-13Android ID: A-256202273
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| — | Android | Android-11 Android-12 Android-12L Android-13 | — |
Advisories 1
- WID-SEC-2023-1101 Google Android Patchday Mai 2023 BSI CERT-Bund (WID) · Sep 17, 2023