anybit_typmodout(int32 typmod)
{
	char	   *res = (char *) palloc(64);

	if (typmod >= 0)
		snprintf(res, 64, "(%d)", typmod);
	else
		*res = '\0';

	return res;
}

This weakness involves numeric computation errors, such as integer overflows, underflows, or precision losses, which can lead to miscalculations and exploitable behaviors in software.