libavcodec/h264dec.c:883: error: Integer Overflow L2
  (3 × [0, 10737418240]):signed32 by call to `decode_nal_units`.

libavcodec/h264dec.c:883:17: Call
881.     }
882. 
883.     buf_index = decode_nal_units(h, buf, buf_size);
                     ^
884.     if (buf_index < 0)
885.         return AVERROR_INVALIDDATA;

libavcodec/h264dec.c:670:11: Call
  668.     }
  669. 
  670.     ret = ff_h2645_packet_split(&h->pkt, buf, buf_size, avctx, h->is_avc,
                 ^
  671.                                 h->nal_length_size, avctx->codec_id);
  672.     if (ret < 0) {

libavcodec/h2645_parse.c:260:15: Call
    258.         nal->size_bits = get_bit_length(nal, skip_trailing_zeros);
    259. 
    260.         ret = init_get_bits(&nal->gb, nal->data, nal->size_bits);
                       ^
    261.         if (ret < 0)
    262.             return ret;

libavcodec/get_bits.h:362:1: Parameter `bit_size`
      360.  * @return 0 on success, AVERROR_INVALIDDATA if the buffer_size would overflow.
      361.  */
      362. static inline int init_get_bits(GetBitContext *s, const uint8_t *buffer,
           ^
      363.                                 int bit_size)
      364. {

libavcodec/get_bits.h:379:5: Assignment
      377.     s->size_in_bits       = bit_size;
      378. #if !UNCHECKED_BITSTREAM_READER
      379.     s->size_in_bits_plus8 = bit_size + 8;
               ^
      380. #endif
      381.     s->buffer_end         = buffer + buffer_size;

libavcodec/h264dec.c:883:17: Call
881.     }
882. 
883.     buf_index = decode_nal_units(h, buf, buf_size);
                     ^
884.     if (buf_index < 0)
885.         return AVERROR_INVALIDDATA;

libavcodec/h264dec.c:656:1: Parameter `*h->cur_pic.mb_type`
  654. }
  655. 
  656. static int decode_nal_units(H264Context *h, const uint8_t *buf, int buf_size)
       ^
  657. {
  658.     AVCodecContext *const avctx = h->avctx;

libavcodec/h264dec.c:762:19: Call
  760. 
  761.         if (context_count == h->nb_slice_ctx) {
  762.             ret = ff_h264_execute_decode_slices(h, context_count);
                         ^
  763.             if (ret < 0 && (h->avctx->err_recognition & AV_EF_EXPLODE))
  764.                 goto end;

libavcodec/h264_slice.c:2324:1: Parameter `*h->cur_pic.mb_type`
    2322.  * @param context_count number of contexts to execute
    2323.  */
    2324. int ff_h264_execute_decode_slices(H264Context *h, unsigned context_count)
          ^
    2325. {
    2326.     AVCodecContext *const avctx = h->avctx;

libavcodec/h264_slice.c:2383:21: Call
    2381.                 for (j = sl->resync_mb_y; j < y_end; j += 1 + FIELD_OR_MBAFF_PICTURE(h)) {
    2382.                     sl->mb_y = j;
    2383.                     loop_filter(h, sl, j > sl->resync_mb_y ? 0 : sl->resync_mb_x,
                              ^
    2384.                                 j == y_end - 1 ? x_end : h->mb_width);
    2385.                 }

libavcodec/h264_slice.c:2000:1: Parameter `*h->cur_pic.mb_type`
      1998. }
      1999. 
      2000. static void loop_filter(const H264Context *h, H264SliceContext *sl, int start_x, int end_x)
            ^
      2001. {
      2002.     uint8_t *dest_y, *dest_cb, *dest_cr;

libavcodec/h264_slice.c:2058:21: Call
      2056.                                       linesize, uvlinesize);
      2057.                 } else {
      2058.                     ff_h264_filter_mb_fast(h, sl, mb_x, mb_y, dest_y, dest_cb,
                                ^
      2059.                                            dest_cr, linesize, uvlinesize);
      2060.                 }

libavcodec/h264_loopfilter.c:420:1: Parameter `*h->cur_pic.mb_type`
        418. }
        419. 
        420. void ff_h264_filter_mb_fast(const H264Context *h, H264SliceContext *sl,
             ^
        421.                             int mb_x, int mb_y, uint8_t *img_y,
        422.                             uint8_t *img_cb, uint8_t *img_cr,

libavcodec/h264_loopfilter.c:435:9: Call
        433. #else
        434.     if(h->pixel_shift){
        435.         h264_filter_mb_fast_internal(h, sl, mb_x, mb_y, img_y, img_cb, img_cr, linesize, uvlinesize, 1);
                     ^
        436.     }else{
        437.         h264_filter_mb_fast_internal(h, sl, mb_x, mb_y, img_y, img_cb, img_cr, linesize, uvlinesize, 0);

libavcodec/h264_loopfilter.c:238:1: <RHS trace>
236. }
237. 
238. static av_always_inline void h264_filter_mb_fast_internal(const H264Context *h,
     ^
239.                                                           H264SliceContext *sl,
240.                                                           int mb_x, int mb_y,

libavcodec/h264_loopfilter.c:238:1: Parameter `*h->cur_pic.mb_type`
          236. }
          237. 
          238. static av_always_inline void h264_filter_mb_fast_internal(const H264Context *h,
               ^
          239.                                                           H264SliceContext *sl,
          240.                                                           int mb_x, int mb_y,

libavcodec/h264_loopfilter.c:260:5: Assignment
          258.     int b = 52 + sl->slice_beta_offset - qp_bd_offset;
          259. 
          260.     int mb_type = h->cur_pic.mb_type[mb_xy];
                   ^
          261.     int qp      = h->cur_pic.qscale_table[mb_xy];
          262.     int qp0     = h->cur_pic.qscale_table[mb_xy - 1];

libavcodec/h264_loopfilter.c:371:13: Binary operation: (3 × [0, 10737418240]):signed32 by call to `decode_nal_units` 
          369.             AV_WN64A(bS[1][2], 0x0002000200020002ULL);
          370.         } else {
          371.             int mask_edge1 = (3*(((5*mb_type)>>5)&1)) | (mb_type>>4); //(mb_type & (MB_TYPE_16x16 | MB_TYPE_8x16)) ? 3 : (mb_type & MB_TYPE_16x8) ? 1 : 0;
                           ^
          372.             int mask_edge0 = 3*((mask_edge1>>1) & ((5*left_type)>>5)&1); // (mb_type & (MB_TYPE_16x16 | MB_TYPE_8x16)) && (h->left_type[LTOP] & (MB_TYPE_16x16 | MB_TYPE_8x16)) ? 3 : 0;
          373.             int step =  1+(mb_type>>24); //IS_8x8DCT(mb_type) ? 2 : 1;
