diff options
| -rw-r--r-- | src/http/modules/ngx_http_charset_filter_module.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/src/http/modules/ngx_http_charset_filter_module.c b/src/http/modules/ngx_http_charset_filter_module.c index e52b96e9b..d44da6233 100644 --- a/src/http/modules/ngx_http_charset_filter_module.c +++ b/src/http/modules/ngx_http_charset_filter_module.c @@ -1332,6 +1332,12 @@ ngx_http_charset_map(ngx_conf_t *cf, ngx_command_t *dummy, void *conf) table = ctx->table; if (ctx->charset->utf8) { + if (value[1].len / 2 > NGX_UTF_LEN - 1) { + ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, + "invalid value \"%V\"", &value[1]); + return NGX_CONF_ERROR; + } + p = &table->src2dst[src * NGX_UTF_LEN]; *p++ = (u_char) (value[1].len / 2); |