libavcodec/aacdec.c:2057: error: Integer Overflow L2
  ([0, +oo] - 1):unsigned32 by call to `decode_extension_payload`.

libavcodec/aacdec.c:1994:13: Call
1992. 
1993.     if (show_bits(&gb, 12) == 0xfff) {
1994.         if (parse_adts_frame_header(ac, &gb) < 0) {
                  ^
1995.             av_log(avctx, AV_LOG_ERROR, "Error decoding AAC frame header.\n");
1996.             return -1;

libavcodec/aacdec.c:1939:1: Parameter `(*ac->che[*][*]).*.strlen`
  1937. }
  1938. 
  1939. static int parse_adts_frame_header(AACContext *ac, GetBitContext *gb)
        ^
  1940. {
  1941.     int size;

libavcodec/aacdec.c:2057:28: Call
2055.             }
2056.             while (elem_id > 0)
2057.                 elem_id -= decode_extension_payload(ac, &gb, elem_id, che_prev, elem_type_prev);
                                 ^
2058.             err = 0; /* FIXME */
2059.             break;

libavcodec/aacdec.c:1654:1: Parameter `che->sbr.n[*]`
  1652.  * @return Returns number of bytes consumed
  1653.  */
  1654. static int decode_extension_payload(AACContext *ac, GetBitContext *gb, int cnt,
        ^
  1655.                                     ChannelElement *che, enum RawDataBlockType elem_type)
  1656. {

libavcodec/aacdec.c:1681:15: Call
  1679.             ac->m4ac.sbr = 1;
  1680.         }
  1681.         res = ff_decode_sbr_extension(ac, &che->sbr, gb, crc_flag, cnt, elem_type);
                      ^
  1682.         break;
  1683.     case EXT_DYNAMIC_RANGE:

libavcodec/aacsbr.c:1045:1: Parameter `sbr->n[*]`
    1043.  * @return  Returns number of bytes consumed from the TYPE_FIL element.
    1044.  */
    1045. int ff_decode_sbr_extension(AACContext *ac, SpectralBandReplication *sbr,
          ^
    1046.                             GetBitContext *gb_host, int crc, int cnt, int id_aac)
    1047. {

libavcodec/aacsbr.c:1071:25: Call
    1069.     num_sbr_bits++;
    1070.     if (get_bits1(gb)) // bs_header_flag
    1071.         num_sbr_bits += read_sbr_header(sbr, gb);
                                  ^
    1072. 
    1073.     if (sbr->reset)

libavcodec/aacsbr.c:207:1: Parameter `sbr->n[*]`
      205. }
      206. 
      207. static unsigned int read_sbr_header(SpectralBandReplication *sbr, GetBitContext *gb)
           ^
      208. {
      209.     unsigned int cnt = get_bits_count(gb);

libavcodec/aacsbr.c:256:9: Call
      254. 
      255.     if (sbr->bs_limiter_bands != old_bs_limiter_bands && !sbr->reset)
      256.         sbr_make_f_tablelim(sbr);
                   ^
      257. 
      258.     return get_bits_count(gb) - cnt;

libavcodec/aacsbr.c:160:1: <LHS trace>
158. 
159. /// Limiter Frequency Band Table (14496-3 sp04 p198)
160. static void sbr_make_f_tablelim(SpectralBandReplication *sbr)
     ^
161. {
162.     int k;

libavcodec/aacsbr.c:160:1: Parameter `sbr->n[*]`
        158. 
        159. /// Limiter Frequency Band Table (14496-3 sp04 p198)
        160. static void sbr_make_f_tablelim(SpectralBandReplication *sbr)
             ^
        161. {
        162.     int k;

libavcodec/aacsbr.c:185:9: Binary operation: ([0, +oo] - 1):unsigned32 by call to `decode_extension_payload` 
        183.               qsort_comparison_function_int16);
        184. 
        185.         sbr->n_lim = sbr->n[0] + sbr->num_patches - 1;
                     ^
        186.         while (out < sbr->f_tablelim + sbr->n_lim) {
        187.             if (*in >= *out * lim_bands_per_octave_warped) {
