In l2cbleprocesssigcmd of l2cble.cc, there is a possible out of bounds read due to an incorrect bounds check. This could lead to remote information disclosure through Bluetooth with no additional execution privileges needed. User interaction is not needed for exploitation.
{
"vanir_signatures": [
{
"digest": {
"length": 15253.0,
"function_hash": "66384597321222302059653465565508107849"
},
"id": "ASB-A-213519176-10e763c0",
"deprecated": false,
"signature_version": "v1",
"signature_type": "Function",
"source": "https://android.googlesource.com/platform/system/bt/+/ed4b512d2b3d45151b7f70e4c8c60b1a052a5d7c",
"target": {
"function": "l2cble_process_sig_cmd",
"file": "stack/l2cap/l2c_ble.cc"
}
},
{
"digest": {
"threshold": 0.9,
"line_hashes": [
"93806745416747169019900065717920985461",
"147032250423540864756636254208448098760",
"262545177973303395066338178195281075998",
"296716890037747899860041690233153801793"
]
},
"id": "ASB-A-213519176-333947e6",
"deprecated": false,
"signature_version": "v1",
"signature_type": "Line",
"source": "https://android.googlesource.com/platform/system/bt/+/ed4b512d2b3d45151b7f70e4c8c60b1a052a5d7c",
"target": {
"file": "stack/l2cap/l2c_ble.cc"
}
}
],
"fixes": [
"https://android.googlesource.com/platform/system/bt/+/ed4b512d2b3d45151b7f70e4c8c60b1a052a5d7c"
],
"types": [
"ID"
],
"spl": "2022-05-01",
"severity": "High"
}
{
"vanir_signatures": [
{
"digest": {
"length": 15253.0,
"function_hash": "66384597321222302059653465565508107849"
},
"id": "ASB-A-213519176-8aaa36f4",
"deprecated": false,
"signature_version": "v1",
"signature_type": "Function",
"source": "https://android.googlesource.com/platform/system/bt/+/ed4b512d2b3d45151b7f70e4c8c60b1a052a5d7c",
"target": {
"function": "l2cble_process_sig_cmd",
"file": "stack/l2cap/l2c_ble.cc"
}
},
{
"digest": {
"threshold": 0.9,
"line_hashes": [
"93806745416747169019900065717920985461",
"147032250423540864756636254208448098760",
"262545177973303395066338178195281075998",
"296716890037747899860041690233153801793"
]
},
"id": "ASB-A-213519176-b8e4f7c1",
"deprecated": false,
"signature_version": "v1",
"signature_type": "Line",
"source": "https://android.googlesource.com/platform/system/bt/+/ed4b512d2b3d45151b7f70e4c8c60b1a052a5d7c",
"target": {
"file": "stack/l2cap/l2c_ble.cc"
}
}
],
"fixes": [
"https://android.googlesource.com/platform/system/bt/+/ed4b512d2b3d45151b7f70e4c8c60b1a052a5d7c"
],
"types": [
"ID"
],
"spl": "2022-05-01",
"severity": "High"
}