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fix(bt/bluedroid): added buffer length check for HID Device data indication

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This commit is contained in:
Jin Cheng
2026-05-29 15:47:40 +08:00
parent f2b3536279
commit de369a5cfc
1 changed files with 5 additions and 0 deletions
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5
components/bt/host/bluedroid/stack/hid/hidd_conn.c
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@@ -507,6 +507,11 @@ static void hidd_l2cif_data_ind(uint16_t cid, BT_HDR *p_msg)
osi_free(p_msg);
return;
}
if (p_msg->len < 1) {
HIDD_TRACE_WARNING ("HID-Device Rcvd Empty L2CAP data");
osi_free(p_msg);
return;
}
msg_type = HID_GET_TRANS_FROM_HDR(*p_data);
param = HID_GET_PARAM_FROM_HDR(*p_data);
if (msg_type == HID_TRANS_DATA && cid == p_hcon->intr_cid) {