{"id":"ASB-A-430047417","details":"In hasInteractAcrossUsersFullPermission of AppInfoBase.java, there is a possible cross-user permission bypass due to a confused deputy. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.","aliases":["A-430047417","CVE-2026-0021"],"modified":"2026-04-17T15:55:28.020024Z","published":"2026-03-01T00:00:00Z","references":[{"type":"ADVISORY","url":"https://source.android.com/security/bulletin/2026-03-01"},{"type":"FIX","url":"https://android.googlesource.com/platform/packages/apps/Settings/+/48af8a13dd12ecbd0569c328a56d1a7b61a59ca3"}],"affected":[{"package":{"name":"platform/packages/apps/Settings","ecosystem":"Android"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"16-qpr2-next:0"},{"fixed":"16-qpr2-next:2026-03-01"}]}],"versions":["16-qpr2-next"],"ecosystem_specific":{"severity":"High","fixes":["https://android.googlesource.com/platform/packages/apps/Settings/+/bd4d57ade07792f2a9160acbe480603b30e79917"],"types":["EoP"],"vanir_signatures":[{"target":{"file":"src/com/android/settings/applications/AppInfoBase.java"},"signature_version":"v1","signature_type":"Line","digest":{"threshold":0.9,"line_hashes":["287522374173342379004190520511098448565","175534546121088110630736647175130161778","377102906258055979774208360732591941","269236783169751520630210896829537473538","138435437311815241576392094391464378779","81266923578977761805050889528417129521","174150244572001986185618242056333054277","223427958324231072462668765542242818489"]},"id":"ASB-A-430047417-315061fe","source":"https://android.googlesource.com/platform/packages/apps/Settings/+/bd4d57ade07792f2a9160acbe480603b30e79917","deprecated":false},{"target":{"function":"hasInteractAcrossUsersFullPermission","file":"src/com/android/settings/applications/AppInfoBase.java"},"signature_version":"v1","signature_type":"Function","digest":{"function_hash":"75749725220562090698061381139683912892","length":536},"id":"ASB-A-430047417-cbb2d544","source":"https://android.googlesource.com/platform/packages/apps/Settings/+/bd4d57ade07792f2a9160acbe480603b30e79917","deprecated":false}],"spl":"2026-03-01"},"database_specific":{"source":"https://storage.googleapis.com/android-osv/ASB-A-430047417.json"}},{"package":{"name":"platform/packages/apps/Settings","ecosystem":"Android"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"15:0"},{"fixed":"15:2026-03-01"}]}],"versions":["15"],"ecosystem_specific":{"severity":"High","fixes":["https://android.googlesource.com/platform/packages/apps/Settings/+/f9821f9f4f5661e64a35551dc301c67df75cc1d4"],"types":["EoP"],"vanir_signatures":[{"target":{"file":"src/com/android/settings/applications/AppInfoBase.java"},"signature_version":"v1","signature_type":"Line","digest":{"threshold":0.9,"line_hashes":["287522374173342379004190520511098448565","175534546121088110630736647175130161778","377102906258055979774208360732591941","269236783169751520630210896829537473538","138435437311815241576392094391464378779","81266923578977761805050889528417129521","174150244572001986185618242056333054277","223427958324231072462668765542242818489"]},"id":"ASB-A-430047417-3c45771a","source":"https://android.googlesource.com/platform/packages/apps/Settings/+/f9821f9f4f5661e64a35551dc301c67df75cc1d4","deprecated":false},{"target":{"function":"hasInteractAcrossUsersPermission","file":"src/com/android/settings/applications/AppInfoBase.java"},"signature_version":"v1","signature_type":"Function","digest":{"function_hash":"75749725220562090698061381139683912892","length":536},"id":"ASB-A-430047417-cf832787","source":"https://android.googlesource.com/platform/packages/apps/Settings/+/f9821f9f4f5661e64a35551dc301c67df75cc1d4","deprecated":false}],"spl":"2026-03-01"},"database_specific":{"source":"https://storage.googleapis.com/android-osv/ASB-A-430047417.json"}},{"package":{"name":"platform/packages/apps/Settings","ecosystem":"Android"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"16:0"},{"fixed":"16:2026-03-01"}]}],"versions":["16"],"ecosystem_specific":{"severity":"High","fixes":["https://android.googlesource.com/platform/packages/apps/Settings/+/2860bd01810adb2d0f00fba8f327cdae3f20ab9d"],"types":["EoP"],"vanir_signatures":[{"target":{"file":"src/com/android/settings/applications/AppInfoBase.java"},"signature_version":"v1","signature_type":"Line","digest":{"threshold":0.9,"line_hashes":["287522374173342379004190520511098448565","175534546121088110630736647175130161778","377102906258055979774208360732591941","269236783169751520630210896829537473538","138435437311815241576392094391464378779","81266923578977761805050889528417129521","174150244572001986185618242056333054277","223427958324231072462668765542242818489"]},"id":"ASB-A-430047417-2f3918b5","source":"https://android.googlesource.com/platform/packages/apps/Settings/+/2860bd01810adb2d0f00fba8f327cdae3f20ab9d","deprecated":false},{"target":{"function":"hasInteractAcrossUsersFullPermission","file":"src/com/android/settings/applications/AppInfoBase.java"},"signature_version":"v1","signature_type":"Function","digest":{"function_hash":"75749725220562090698061381139683912892","length":536},"id":"ASB-A-430047417-bbfcc6e2","source":"https://android.googlesource.com/platform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