inter_lb(PG_FUNCTION_ARGS)
{
	LINE	   *line = PG_GETARG_LINE_P(0);
	BOX		   *box = PG_GETARG_BOX_P(1);
	LSEG		bseg;
	Point		p1,
				p2;

	/* pairwise check lseg intersections */
	p1.x = box->low.x;
	p1.y = box->low.y;
	p2.x = box->low.x;
	p2.y = box->high.y;
	statlseg_construct(&bseg, &p1, &p2);
	if (has_interpt_sl(&bseg, line))
		PG_RETURN_BOOL(true);
	p1.x = box->high.x;
	p1.y = box->high.y;
	statlseg_construct(&bseg, &p1, &p2);
	if (has_interpt_sl(&bseg, line))
		PG_RETURN_BOOL(true);
	p2.x = box->high.x;
	p2.y = box->low.y;
	statlseg_construct(&bseg, &p1, &p2);
	if (has_interpt_sl(&bseg, line))
		PG_RETURN_BOOL(true);
	p1.x = box->low.x;
	p1.y = box->low.y;
	statlseg_construct(&bseg, &p1, &p2);
	if (has_interpt_sl(&bseg, line))
		PG_RETURN_BOOL(true);

	/* if we dropped through, no intersection */
	PG_RETURN_BOOL(false);
}

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