libavformat/utils.c:1058: error: Integer Overflow L2
  (17 × [24⋅`st->nb_index_entries` + 24, 4294967256]):unsigned32 by call to `av_fast_realloc`.

libavformat/utils.c:1049:1: Parameter `st->nb_index_entries`
1047. }
1048. 
1049. int av_add_index_entry(AVStream *st,
      ^
1050.                             int64_t pos, int64_t timestamp, int size, int distance, int flags)
1051. {

libavformat/utils.c:1058:15: Call
1056.         return -1;
1057. 
1058.     entries = av_fast_realloc(st->index_entries,
                    ^
1059.                               &st->index_entries_allocated_size,
1060.                               (st->nb_index_entries + 1) *

libavcodec/utils.c:62:1: <RHS trace>
60. static int volatile entangled_thread_counter=0;
61. 
62. void *av_fast_realloc(void *ptr, unsigned int *size, unsigned int min_size)
    ^
63. {
64.     if(min_size < *size)

libavcodec/utils.c:62:1: Parameter `min_size`
  60. static int volatile entangled_thread_counter=0;
  61. 
  62. void *av_fast_realloc(void *ptr, unsigned int *size, unsigned int min_size)
      ^
  63. {
  64.     if(min_size < *size)

libavcodec/utils.c:67:12: Binary operation: (17 × [24⋅st->nb_index_entries + 24, 4294967256]):unsigned32 by call to `av_fast_realloc` 
  65.         return ptr;
  66. 
  67.     *size= FFMAX(17*min_size/16 + 32, min_size);
                 ^
  68. 
  69.     ptr= av_realloc(ptr, *size);
