diff --git a/decoder/ixheaacd_headerdecode.c b/decoder/ixheaacd_headerdecode.c
index 41c4594..03fb067 100644
--- a/decoder/ixheaacd_headerdecode.c
+++ b/decoder/ixheaacd_headerdecode.c
@@ -535,6 +535,11 @@ WORD32 ixheaacd_ga_hdr_dec(ia_aac_dec_state_struct *aac_state_struct,
 
   aac_state_struct->ch_config = ixheaacd_read_bits_buf(it_bit_buff, 4);
 
+  if (aac_state_struct->audio_object_type == AOT_USAC &&
+      ((aac_state_struct->ch_config >= 3) && (aac_state_struct->ch_config != 8))) {
+    return IA_XHEAAC_DEC_INIT_FATAL_DEC_INIT_FAIL;
+  }
+
   pstr_audio_specific_config->channel_configuration =
       aac_state_struct->ch_config;
 
diff --git a/decoder/ixheaacd_init_config.c b/decoder/ixheaacd_init_config.c
index d5373a8..f58b72e 100644
--- a/decoder/ixheaacd_init_config.c
+++ b/decoder/ixheaacd_init_config.c
@@ -644,6 +644,9 @@ WORD32 ixheaacd_config(ia_bit_buf_struct *it_bit_buff, ia_usac_config_struct *ps
     if (BS_MAX_NUM_OUT_CHANNELS < pstr_usac_conf->num_out_channels) {
       return IA_XHEAAC_DEC_INIT_FATAL_STREAM_CHAN_GT_MAX;
     }
+    if (pstr_usac_conf->num_out_channels < 1) {
+      return IA_XHEAAC_DEC_INIT_FATAL_DEC_INIT_FAIL;
+    }
     for (i = 0; i < pstr_usac_conf->num_out_channels; i++)
       pstr_usac_conf->output_channel_pos[i] =
           ixheaacd_read_bits_buf(it_bit_buff, 5);