An issue was discovered on Samsung mobile devices with O(8.x), P(9.0), and Q(10.0) software. Any application may establish itself as the default dialer, without user interaction. The Samsung ID is SVE-2020-19172 (December 2020).
| Software | From | Fixed in |
|---|---|---|
| google / android | 8.0 | 8.0.x |
| google / android | 8.1 | 8.1.x |
| google / android | 9.0 | 9.0.x |
| google / android | 10.0 | 10.0.x |