{"id":"ASB-A-197647956", "published":"2021-11-01T00:00:00Z", "modified":"2026-05-01T15:24:27.653932157Z", "aliases":["CVE-2021-0799", "A-197647956"], "details":"In ActivityThread.java, there is a possible way to collide the content provider's authorities.  This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.", "affected":[{"package":{"name":"platform/frameworks/base", "ecosystem":"Android"}, "ranges":[{"type":"ECOSYSTEM", "events":[{"introduced":"12:0"}, {"fixed":"12:2021-11-01"}]}], "versions":["12"], "ecosystem_specific":{"fixes":["https://android.googlesource.com/platform/frameworks/base/+/119dd01b497b5e6e25009785ec36c9877675deef"], "severity":"High", "spl":"2021-11-01", "types":["EoP"], "vanir_signatures":[{"deprecated":false, "digest":{"function_hash":"83847537066315130705128683439746595473", "length":307}, "id":"ASB-A-197647956-17ab4b8d", "signature_type":"Function", "signature_version":"v1", "source":"https://android.googlesource.com/platform/frameworks/base/+/119dd01b497b5e6e25009785ec36c9877675deef", "target":{"file":"core/java/android/app/ActivityThread.java", "function":"getGetProviderKey"}}, {"deprecated":false, "digest":{"function_hash":"186090913209968310007270946588775242246", "length":63}, "id":"ASB-A-197647956-67d4e2b4", "signature_type":"Function", "signature_version":"v1", "source":"https://android.googlesource.com/platform/frameworks/base/+/119dd01b497b5e6e25009785ec36c9877675deef", "target":{"file":"core/java/android/app/ActivityThread.java", "function":"hashCode"}}, {"deprecated":false, "digest":{"line_hashes":["326063071765774007490194811495447162636", "170825892903443840349752480577991783464", "77664494314481207663226262446989479771", "190626703168351032357459547838388014024", "105168086414263267331584705590022045589", "106477676096924239680826671116988327552", "263375128250138690553813816092657597134", "251293968251678546224596977052481725288", "58633983470847749031155162440115166852", "153102194172029500120714434103452184387", "80837712777637115708612122191489820536", "52179506236020679730444445827758296368", "133019040517720972468236124462291316197", "235305076149805394890300297471776512913", "277860005824901284728682115461520488045", "1041427847259449195053291678863099657", "87050125005921400953905059549959077065", "208505618028930964309869806991951089316", "71919838620155194110813990162614648515"], "threshold":0.9}, "id":"ASB-A-197647956-7f98324f", "signature_type":"Line", "signature_version":"v1", "source":"https://android.googlesource.com/platform/frameworks/base/+/119dd01b497b5e6e25009785ec36c9877675deef", "target":{"file":"core/java/android/app/ActivityThread.java"}}, {"deprecated":false, "digest":{"function_hash":"307260096682538227382649376847618233623", "length":126}, "id":"ASB-A-197647956-8b14bad9", "signature_type":"Function", "signature_version":"v1", "source":"https://android.googlesource.com/platform/frameworks/base/+/119dd01b497b5e6e25009785ec36c9877675deef", "target":{"file":"core/java/android/app/ActivityThread.java", "function":"hashCode"}}]}}], "references":[{"type":"ADVISORY", "url":"https://source.android.com/security/bulletin/2021-11-01"}, {"type":"FIX", "url":"https://android.googlesource.com/platform/frameworks/base/+/9a4e52fa566169d5dd78d672fa3be048de9b0041"}]}