src/http/ngx_http_core_module.c:5062: error: Buffer Overrun L3
  Offset: [5, +oo] Size: [1, +oo] by call to `ngx_http_compile_complex_value`.

src/http/ngx_http_core_module.c:5062:17: Call
5060.             }
5061. 
5062.             if (ngx_http_compile_complex_value(&ccv) != NGX_OK) {
                      ^
5063.                 return NGX_CONF_ERROR;
5064.             }

src/http/ngx_http_script.c:107:1: Parameter `*ccv->value->data`
  105. 
  106. 
  107. ngx_int_t
       ^
  108. ngx_http_compile_complex_value(ngx_http_compile_complex_value_t *ccv)
  109. {

src/http/ngx_http_core_module.c:5050:13: Assignment
5048.         if (ngx_strncmp(value[i].data, "from=", 5) == 0) {
5049.             value[i].len -= 5;
5050.             value[i].data += 5;
                  ^
5051. 
5052.             ngx_memzero(&ccv, sizeof(ngx_http_compile_complex_value_t));

src/http/ngx_http_core_module.c:5062:17: Call
5060.             }
5061. 
5062.             if (ngx_http_compile_complex_value(&ccv) != NGX_OK) {
                      ^
5063.                 return NGX_CONF_ERROR;
5064.             }

src/http/ngx_http_script.c:107:1: Parameter `*ccv->value->data`
  105. 
  106. 
  107. ngx_int_t
       ^
  108. ngx_http_compile_complex_value(ngx_http_compile_complex_value_t *ccv)
  109. {

src/http/ngx_http_script.c:134:13: Call
  132.         && (ccv->conf_prefix || ccv->root_prefix))
  133.     {
  134.         if (ngx_conf_full_name(ccv->cf->cycle, v, ccv->conf_prefix) != NGX_OK) {
                   ^
  135.             return NGX_ERROR;
  136.         }

src/core/ngx_conf_file.c:796:1: Parameter `*name->data`
    794. 
    795. 
    796. ngx_int_t
         ^
    797. ngx_conf_full_name(ngx_cycle_t *cycle, ngx_str_t *name, ngx_uint_t conf_prefix)
    798. {

src/core/ngx_conf_file.c:832:5: Call
    830. 
    831.     p = ngx_cpymem(n, prefix, len);
    832.     ngx_cpystrn(p, name->data, name->len + 1);
             ^
    833. 
    834.     name->len += len;

src/core/ngx_string.c:30:1: <Length trace>
28. 
29. 
30. u_char *
    ^
31. ngx_cpystrn(u_char *dst, u_char *src, size_t n)
32. {

src/core/ngx_string.c:30:1: Parameter `*src`
      28. 
      29. 
      30. u_char *
          ^
      31. ngx_cpystrn(u_char *dst, u_char *src, size_t n)
      32. {

src/core/ngx_string.c:38:16: Array access: Offset: [5, +oo] Size: [1, +oo] by call to `ngx_http_compile_complex_value` 
      36. 
      37.     while (--n) {
      38.         *dst = *src;
                         ^
      39. 
      40.         if (*dst == '\0') {
