{"id":"PUB-A-183961974","details":"In several functions of DatabaseManager.java, there is a possible leak of Bluetooth MAC addresses due to log information disclosure. This could lead to local information disclosure with System execution privileges needed. User interaction is not needed for exploitation.","aliases":["A-183961974","CVE-2021-1006"],"modified":"2026-09-22T15:22:15.314525410Z","published":"2021-12-01T00:00:00Z","references":[{"type":"ADVISORY","url":"https://source.android.com/security/bulletin/2021-12-01"},{"type":"FIX","url":"https://android.googlesource.com/platform/packages/apps/Bluetooth/+/18b3d041032786e6ae392d3f613377c1b9387952"}],"affected":[{"package":{"name":"platform/packages/apps/Bluetooth","ecosystem":"Android"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"12:0"},{"fixed":"12:2021-12-01"}]}],"versions":["12"],"ecosystem_specific":{"types":["ID"],"vanir_signatures":[{"deprecated":true,"digest":{"threshold":0.9,"line_hashes":["296989764510661461712900671393280795557","252659760325385202070263258521844127768","183313366666209593482709261831911486217","247442095202362123493973336284864244093","310439367360772059087699579738830168658","198382644793456981717956716170197181467","128102074249952240501527657740836875419","31714741489767873712696114269821095434","24080022787716875662832125272842202020","125933297451656399034358613451378401031","138064147127538341376629042522891514422","30896972633362777313414709671794067624","124020168522760296635220371676548977764","259592710667415811469873747776584929486","282050746906532461745811918797898508864","257208229457567583097613027569204929078","273676388071902499230649180581649162664","139790996822989434258352465274246103702","290140834078409848046257404344576455897","63368960085978866139673122401753646195","229434402861826844444857104950806195909","74826084410457052610083312089777974832","45603088534331084547238087769341939928","9209040779690729185311564968671577745","281761181929356234015403815847699842435","282287762494101411180933009763543167074","156193658432633658523415914608835690074","245459209970094420518437786444951852382","221724886468799902126765519269624048247","292573365659267327042635393671865348268","301540819285098286948502987985017674596","159651538939298866321450380274400387438","14680921646257883166776693459242833391"]},"id":"PUB-A-183961974-109945b6","match_only_versions":["12"],"signature_type":"Line","signature_version":"v1","source":"https://android.googlesource.com/platform/packages/apps/Bluetooth/+/18b3d041032786e6ae392d3f613377c1b9387952","target":{"file":"src/com/android/bluetooth/btservice/storage/DatabaseManager.java"}},{"match_only_versions":["12"],"signature_type":"Function","signature_version":"v1","source":"https://android.googlesource.com/platform/packages/apps/Bluetooth/+/18b3d041032786e6ae392d3f613377c1b9387952","target":{"file":"src/com/android/bluetooth/btservice/storage/DatabaseManager.java","function":"cacheMetadata"},"deprecated":true,"digest":{"function_hash":"66413717821040782136502856015621484392","length":491},"id":"PUB-A-183961974-139dda7f"},{"signature_type":"Function","signature_version":"v1","source":"https://android.googlesource.com/platform/packages/apps/Bluetooth/+/18b3d041032786e6ae392d3f613377c1b9387952","target":{"file":"src/com/android/bluetooth/btservice/storage/DatabaseManager.java","function":"getProfileConnectionPolicy"},"deprecated":true,"digest":{"function_hash":"108103863089962408337758670189559915804","length":682},"id":"PUB-A-183961974-329aa6cd","match_only_versions":["12"]},{"signature_version":"v1","source":"https://android.googlesource.com/platform/packages/apps/Bluetooth/+/18b3d041032786e6ae392d3f613377c1b9387952","target":{"file":"src/com/android/bluetooth/btservice/storage/DatabaseManager.java","function":"updateDatabase"},"deprecated":true,"digest":{"length":320,"function_hash":"221305025314524073196805065577572551648"},"id":"PUB-A-183961974-a1df8b76","match_only_versions":["12"],"signature_type":"Function"},{"deprecated":true,"digest":{"function_hash":"36114397773330327129778108037385018501","length":705},"id":"PUB-A-183961974-d030fefa","match_only_versions":["12"],"signature_type":"Function","signature_version":"v1","source":"https://android.googlesource.com/platform/packages/apps/Bluetooth/+/18b3d041032786e6ae392d3f613377c1b9387952","target":{"file":"src/com/android/bluetooth/btservice/storage/DatabaseManager.java","function":"compactLastConnectionTime"}},{"signature_type":"Function","signature_version":"v1","source":"https://android.googlesource.com/platform/packages/apps/Bluetooth/+/18b3d041032786e6ae392d3f613377c1b9387952","target":{"function":"setConnection","file":"src/com/android/bluetooth/btservice/storage/DatabaseManager.java"},"deprecated":true,"digest":{"function_hash":"173327610058391887318488259863249789610","length":819},"id":"PUB-A-183961974-fdbcb6cd","match_only_versions":["12"]}],"fixes":["https://android.googlesource.com/platform/packages/apps/Bluetooth/+/18b3d041032786e6ae392d3f613377c1b9387952"],"severity":"Moderate","spl":"2021-12-01"},"database_specific":{"source":"https://storage.googleapis.com/android-osv/PUB-A-183961974.json"}}],"schema_version":"1.9.0"}