Fix some potiental issues

modules/regex/CRegEx.cpp

@@ -583,7 +583,7 @@ int RegEx::Replace(char *text, size_t textMaxLen, const char *replace, size_t re
 									 */
 									if (flags & PCRE_DUPNAMES)
 									{
-										memset(ovector, 0, REGEX_MAX_SUBPATTERNS);
+										memset(ovector, 0, REGEX_MAX_SUBPATTERNS * sizeof(int));
 
 										/**
 										 * pcre_copy_named_substring needs a vector containing sub-patterns ranges