{"id":"PUB-A-243922806","details":"In btif_a2dp_sink_command_ready of btif_a2dp_sink.cc, there is a possible out of bounds read due to a use after free. This could lead to local information disclosure with no additional execution privileges needed. User interaction is not needed for exploitation.","aliases":["A-243922806","CVE-2022-20552"],"modified":"2026-05-26T15:46:26.044149249Z","published":"2022-12-01T00:00:00Z","references":[{"type":"ADVISORY","url":"https://source.android.com/security/bulletin/2022-12-01"},{"type":"FIX","url":"https://android.googlesource.com/platform/packages/modules/Bluetooth/+/9817ef5e94eca59e666b06f51726cf42ad795a8b"}],"affected":[{"package":{"name":"platform/packages/modules/Bluetooth","ecosystem":"Android"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"13:0"},{"fixed":"13:2022-12-01"}]}],"versions":["13"],"ecosystem_specific":{"types":["ID"],"vanir_signatures":[{"target":{"file":"system/btif/src/btif_a2dp_sink.cc","function":"btif_a2dp_sink_command_ready"},"source":"https://android.googlesource.com/platform/packages/modules/Bluetooth/+/9817ef5e94eca59e666b06f51726cf42ad795a8b","digest":{"length":764,"function_hash":"168199023650577324740473217060957518896"},"signature_version":"v1","id":"PUB-A-243922806-2a6eed81","deprecated":false,"signature_type":"Function"},{"target":{"file":"system/btif/src/btif_a2dp_sink.cc"},"source":"https://android.googlesource.com/platform/packages/modules/Bluetooth/+/9817ef5e94eca59e666b06f51726cf42ad795a8b","signature_version":"v1","id":"PUB-A-243922806-bef1d320","digest":{"threshold":0.9,"line_hashes":["141359719233861400509058078807417248523","257323838391449703508987695826986610788","297051908284673274171922458888129311125","127823624903376876452744620997162483473","216233060177106980018343518428829629871"]},"deprecated":false,"signature_type":"Line"}],"severity":"Moderate","fixes":["https://android.googlesource.com/platform/packages/modules/Bluetooth/+/9817ef5e94eca59e666b06f51726cf42ad795a8b"],"spl":"2022-12-01"},"database_specific":{"source":"https://storage.googleapis.com/android-osv/PUB-A-243922806.json"}}],"schema_version":"1.7.5"}