An app could impersonate system notifications. Sensitive notifications now require restricted entitlements. This issue is fixed in iOS 18.3 and iPadOS 18.3, iPadOS 17.7.3. An app may be able to cause a denial-of-service.
| Software | From | Fixed in |
|---|---|---|
| apple / ipados | - | 17.7.3 |
| apple / ipados | 18.0 | 18.3 |
| apple / iphone_os | - | 18.3.x |