{"id":"CVE-2023-21091","details":"In canDisplayLocalUi of AppLocalePickerActivity.java, there is a possible way to change system app locales due to a missing permission check. This could lead to local denial of service across user boundaries with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-13Android ID: A-257954050","aliases":["A-257954050","ASB-A-257954050"],"modified":"2026-03-14T12:01:29.010848Z","published":"2023-04-19T20:15:11.680Z","references":[{"type":"FIX","url":"https://source.android.com/security/bulletin/2023-04-01"}],"affected":[{"database_specific":{"unresolved_ranges":[{"events":[{"introduced":"0"},{"last_affected":"13.0"}]}],"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2023-21091.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"}]}