If libpng has a new vulnerability discovered, how do you make sure it is fixed in all the apps that bundle it? http://www.cvedetails.com/vulnerability-list/ven

If libpng has a new vulnerability discovered, how do you make sure it is fixed in all the apps that bundle it? http://www.cvedetails.com/vulnerability-list/vendor_id-7294/Libpng.html http://www.cvedetails.com/vulnerability-list/vendor_id-7294/...