{"id":"PUB-A-169258743","details":"In phNxpNciHal_process_ext_rsp of phNxpNciHal_ext.cc, there is a possible out of bounds write due to an integer overflow. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation.","aliases":["A-169258743","CVE-2021-0543"],"modified":"2026-09-22T15:22:15.314525410Z","published":"2021-06-01T00:00:00Z","references":[{"type":"ADVISORY","url":"https://source.android.com/security/bulletin/2021-06-01"},{"type":"FIX","url":"https://android.googlesource.com/platform/hardware/nxp/nfc/+/fc44434f7728cdf6cd6e29729dfdb79d2f1809e4"}],"affected":[{"package":{"name":"platform/hardware/nxp/nfc","ecosystem":"Android"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"11:0"},{"fixed":"11:2021-06-01"}]}],"versions":["11"],"ecosystem_specific":{"types":["EoP"],"vanir_signatures":[{"id":"PUB-A-169258743-be804e2e","signature_type":"Function","signature_version":"v1","source":"https://android.googlesource.com/platform/hardware/nxp/nfc/+/fc44434f7728cdf6cd6e29729dfdb79d2f1809e4","target":{"function":"phNxpNciHal_process_ext_rsp","file":"halimpl/hal/phNxpNciHal_ext.cc"},"deprecated":false,"digest":{"function_hash":"144957320661705057696024866343318128348","length":7773}},{"digest":{"line_hashes":["110608516626049271395258159091629464579","199172325690527993752378671901326361324","19184127120336552583878525553097528016","178353908166092922115802535596088121917"],"threshold":0.9},"id":"PUB-A-169258743-cdf3fa2f","signature_type":"Line","signature_version":"v1","source":"https://android.googlesource.com/platform/hardware/nxp/nfc/+/fc44434f7728cdf6cd6e29729dfdb79d2f1809e4","target":{"file":"halimpl/hal/phNxpNciHal_ext.cc"},"deprecated":false}],"fixes":["https://android.googlesource.com/platform/hardware/nxp/nfc/+/fc44434f7728cdf6cd6e29729dfdb79d2f1809e4"],"severity":"Moderate","spl":"2021-06-01"},"database_specific":{"source":"https://storage.googleapis.com/android-osv/PUB-A-169258743.json"}}],"schema_version":"1.9.0"}