src/http/modules/ngx_http_gzip_filter_module.c:1059: error: Buffer Overrun L2
  Offset: [0, 65535] Size: 14 by call to `ngx_sprintf`.

src/http/modules/ngx_http_gzip_filter_module.c:1039:15: Call
1037.     }
1038. 
1039.     v->data = ngx_pnalloc(r->pool, NGX_INT32_LEN + 3);
                    ^
1040.     if (v->data == NULL) {
1041.         return NGX_ERROR;

src/core/ngx_palloc.c:155:13: Assignment
  153. 
  154.         do {
  155.             m = p->d.last;
                   ^
  156. 
  157.             if ((size_t) (p->d.end - m) >= size) {

src/core/ngx_palloc.c:160:17: Assignment
  158.                 p->d.last = m + size;
  159. 
  160.                 return m;
                       ^
  161.             }
  162. 

src/http/modules/ngx_http_gzip_filter_module.c:1039:5: Assignment
1037.     }
1038. 
1039.     v->data = ngx_pnalloc(r->pool, NGX_INT32_LEN + 3);
          ^
1040.     if (v->data == NULL) {
1041.         return NGX_ERROR;

src/http/modules/ngx_http_gzip_filter_module.c:1059:14: Call
1057.     }
1058. 
1059.     v->len = ngx_sprintf(v->data, "%ui.%02ui", zint, zfrac) - v->data;
                   ^
1060. 
1061.     return NGX_OK;

src/core/ngx_string.c:95:1: Parameter `*buf`
  93. 
  94. 
  95. u_char * ngx_cdecl
      ^
  96. ngx_sprintf(u_char *buf, const char *fmt, ...)
  97. {

src/core/ngx_string.c:102:9: Call
  100. 
  101.     va_start(args, fmt);
  102.     p = ngx_vsnprintf(buf, /* STUB */ 65536, fmt, args);
               ^
  103.     va_end(args);
  104. 

src/core/ngx_string.c:123:1: <Length trace>
121. 
122. 
123. u_char *
     ^
124. ngx_vsnprintf(u_char *buf, size_t max, const char *fmt, va_list args)
125. {

src/core/ngx_string.c:123:1: Parameter `*buf`
    121. 
    122. 
    123. u_char *
         ^
    124. ngx_vsnprintf(u_char *buf, size_t max, const char *fmt, va_list args)
    125. {

src/core/ngx_string.c:244:25: Array access: Offset: [0, 65535] Size: 14 by call to `ngx_sprintf` 
    242.                 if (slen == (size_t) -1) {
    243.                     while (*p && buf < last) {
    244.                         *buf++ = *p++;
                                 ^
    245.                     }
    246. 
