libavformat/utils.c:1384: error: Integer Overflow L2
  (17 × [24⋅`*nb_index_entries` + 24, 4294967256]):unsigned32 by call to `av_fast_realloc`.

libavformat/utils.c:1373:1: Parameter `*nb_index_entries`
1371. }
1372. 
1373. int ff_add_index_entry(AVIndexEntry **index_entries,
      ^
1374.                        int *nb_index_entries,
1375.                        unsigned int *index_entries_allocated_size,

libavformat/utils.c:1384:15: Call
1382.         return -1;
1383. 
1384.     entries = av_fast_realloc(*index_entries,
                    ^
1385.                               index_entries_allocated_size,
1386.                               (*nb_index_entries + 1) *

libavcodec/utils.c:51:1: <RHS trace>
49. static void *codec_mutex;
50. 
51. void *av_fast_realloc(void *ptr, unsigned int *size, FF_INTERNALC_MEM_TYPE min_size)
    ^
52. {
53.     if(min_size < *size)

libavcodec/utils.c:51:1: Parameter `min_size`
  49. static void *codec_mutex;
  50. 
  51. void *av_fast_realloc(void *ptr, unsigned int *size, FF_INTERNALC_MEM_TYPE min_size)
      ^
  52. {
  53.     if(min_size < *size)

libavcodec/utils.c:56:15: Binary operation: (17 × [24⋅*nb_index_entries + 24, 4294967256]):unsigned32 by call to `av_fast_realloc` 
  54.         return ptr;
  55. 
  56.     min_size= FFMAX(17*min_size/16 + 32, min_size);
                    ^
  57. 
  58.     ptr= av_realloc(ptr, min_size);
