{"id":"ASB-A-171221302","details":"In onCreate of UninstallerActivity, there is a possible way to uninstall an all without informed user consent due to a tapjacking/overlay attack. This could lead to local escalation of privilege with User execution privileges needed. User interaction is needed for exploitation.","aliases":["A-171221302","CVE-2021-0314"],"modified":"2026-09-18T15:47:37.392928379Z","published":"2021-02-01T00:00:00Z","references":[{"type":"ADVISORY","url":"https://source.android.com/security/bulletin/2021-02-01"},{"type":"FIX","url":"https://android.googlesource.com/platform/frameworks/base/+/90cfe17643aa4ecbe7cbfb1c787217456f764e08"}],"affected":[{"package":{"name":"platform/frameworks/base","ecosystem":"Android"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"8.0:0"},{"fixed":"8.0:2021-02-01"}]}],"versions":["8.0"],"ecosystem_specific":{"spl":"2021-02-01","types":["EoP"],"vanir_signatures":[{"target":{"function":"onCreate","file":"packages/PackageInstaller/src/com/android/packageinstaller/UninstallerActivity.java"},"deprecated":false,"digest":{"length":3379,"function_hash":"40410502518686685314548652191135045008"},"id":"ASB-A-171221302-6808e78e","signature_type":"Function","signature_version":"v1","source":"https://android.googlesource.com/platform/frameworks/base/+/90cfe17643aa4ecbe7cbfb1c787217456f764e08"},{"id":"ASB-A-171221302-83540243","signature_type":"Line","signature_version":"v1","source":"https://android.googlesource.com/platform/frameworks/base/+/90cfe17643aa4ecbe7cbfb1c787217456f764e08","target":{"file":"packages/PackageInstaller/src/com/android/packageinstaller/UninstallerActivity.java"},"deprecated":false,"digest":{"line_hashes":["339452049797380972267273120943251287489","271094028257776096844352744391651480068","45929723073850113898938742121001615962","309644852408225531912342484092467992334","197654040358525845117565211078035345878","297569614034252644632300537033970598346"],"threshold":0.9}}],"fixes":["https://android.googlesource.com/platform/frameworks/base/+/90cfe17643aa4ecbe7cbfb1c787217456f764e08"],"severity":"High"},"database_specific":{"source":"https://storage.googleapis.com/android-osv/ASB-A-171221302.json"}},{"package":{"name":"platform/frameworks/base","ecosystem":"Android"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"8.1:0"},{"fixed":"8.1:2021-02-01"}]}],"versions":["8.1"],"ecosystem_specific":{"fixes":["https://android.googlesource.com/platform/frameworks/base/+/90cfe17643aa4ecbe7cbfb1c787217456f764e08"],"severity":"High","spl":"2021-02-01","types":["EoP"],"vanir_signatures":[{"signature_version":"v1","source":"https://android.googlesource.com/platform/frameworks/base/+/90cfe17643aa4ecbe7cbfb1c787217456f764e08","target":{"file":"packages/PackageInstaller/src/com/android/packageinstaller/UninstallerActivity.java"},"deprecated":false,"digest":{"threshold":0.9,"line_hashes":["339452049797380972267273120943251287489","271094028257776096844352744391651480068","45929723073850113898938742121001615962","309644852408225531912342484092467992334","197654040358525845117565211078035345878","297569614034252644632300537033970598346"]},"id":"ASB-A-171221302-0e130137","signature_type":"Line"},{"deprecated":false,"digest":{"function_hash":"40410502518686685314548652191135045008","length":3379},"id":"ASB-A-171221302-7335ed3a","signature_type":"Function","signature_version":"v1","source":"https://android.googlesource.com/platform/frameworks/base/+/90cfe17643aa4ecbe7cbfb1c787217456f764e08","target":{"file":"packages/PackageInstaller/src/com/android/packageinstaller/UninstallerActivity.java","function":"onCreate"}}]},"database_specific":{"source":"https://storage.googleapis.com/android-osv/ASB-A-171221302.json"}},{"package":{"name":"platform/frameworks/base","ecosystem":"Android"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"9:0"},{"fixed":"9:2021-02-01"}]}],"versions":["9"],"ecosystem_specific":{"vanir_signatures":[{"signature_type":"Line","signature_version":"v1","source":"https://android.googlesource.com/platform/frameworks/base/+/90cfe17643aa4ecbe7cbfb1c787217456f764e08","target":{"file":"packages/PackageInstaller/src/com/android/packageinstaller/UninstallerActivity.java"},"deprecated":false,"digest":{"threshold":0.9,"line_hashes":["339452049797380972267273120943251287489","271094028257776096844352744391651480068","45929723073850113898938742121001615962","309644852408225531912342484092467992334","197654040358525845117565211078035345878","297569614034252644632300537033970598346"]},"id":"ASB-A-171221302-12d047b7"},{"signature_version":"v1","source":"https://android.googlesource.com/platform/frameworks/base/+/90cfe17643aa4ecbe7cbfb1c787217456f764e08","target":{"function":"onCreate","file":"packages/PackageInstaller/src/com/android/packageinstaller/UninstallerActivity.java"},"deprecated":false,"digest":{"function_hash":"40410502518686685314548652191135045008","length":3379},"id":"ASB-A-171221302-fb39e0e0","signature_type":"Function"}],"fixes":["https://android.googlesource.com/platform/frameworks/base/+/90cfe17643aa4ecbe7cbfb1c787217456f764e08"],"severity":"High","spl":"2021-02-01","types":["EoP"]},"database_specific":{"source":"https://storage.googleapis.com/android-osv/ASB-A-171221302.json"}},{"package":{"name":"platform/frameworks/base","ecosyst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