Description
In multiple functions of KeyguardViewMediator.java, there is a possible way to bypass lockdown mode with screen pinning due to a logic error in the code. This could lead to local information disclosure with no additional execution privileges needed. User interaction is not needed for exploitation.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Android | 14, 13, 12L, 12 | — |
Advisories 5
- WID-SEC-2024-0758 Google Android Patchday April 2024: Mehrere Schwachstellen BSI CERT-Bund (WID) · Apr 1, 2024
- WID-SEC-2023-3057 Google Android: Mehrere Schwachstellen BSI CERT-Bund (WID) · Dec 6, 2023
- WID-SEC-2023-3056 Samsung Android: Mehrere Schwachstellen BSI CERT-Bund (WID) · Dec 4, 2023
- WID-SEC-2023-1984 Google Android: Mehrere Schwachstellen BSI CERT-Bund (WID) · Sep 19, 2023
- WID-SEC-2023-1981 Samsung Android: Mehrere Schwachstellen BSI CERT-Bund (WID) · Aug 7, 2023
References
- https://android.googlesource.com/platform/frameworks/base/+/cecddcd865f72d76f7aacb1cf4479365847299f9
- https://android.googlesource.com/platform/frameworks/base/+/cb7e9c7549a2a076ec00db15e3da0d21b31b0b1c
- https://android.googlesource.com/platform/frameworks/base/+/e205cd30e91d8eeadf562140c34c306ebf7d6394
- https://source.android.com/security/bulletin/2024-04-01