According to Apple's information (https://support.apple.com/en-us/HT206903), they patched ImageIO exploits CVE-2016-4629 and CVE-2016-4630 on Mavericks. However, they do not claim to have patched 10.9.5 with regard to CVE-2016-4631 or CVE-2016-4632. From how these have been described to me, this...