diff options
| -rw-r--r-- | net/bluetooth/hci_event.c | 12 |
1 files changed, 8 insertions, 4 deletions
diff --git a/net/bluetooth/hci_event.c b/net/bluetooth/hci_event.c index 139707cd9d35..235b5aaab23d 100644 --- a/net/bluetooth/hci_event.c +++ b/net/bluetooth/hci_event.c @@ -4942,10 +4942,14 @@ static void hci_le_adv_report_evt(struct hci_dev *hdev, struct sk_buff *skb) struct hci_ev_le_advertising_info *ev = ptr; s8 rssi; - rssi = ev->data[ev->length]; - process_adv_report(hdev, ev->evt_type, &ev->bdaddr, - ev->bdaddr_type, NULL, 0, rssi, - ev->data, ev->length); + if (ev->length <= HCI_MAX_AD_LENGTH) { + rssi = ev->data[ev->length]; + process_adv_report(hdev, ev->evt_type, &ev->bdaddr, + ev->bdaddr_type, NULL, 0, rssi, + ev->data, ev->length); + } else { + bt_dev_err(hdev, "Dropping invalid advertising data"); + } ptr += sizeof(*ev) + ev->length + 1; } |