This article claims that you can grep for the version number using otool and if it's not present the binary uses a different version of the library. http://www

This article claims that you can grep for the version number using otool and if it's not present the binary uses a different version of the library. http://www.theregister.co.uk/2014/02/23/apple_mac_os_x_10_9_ssl_fix/ http://www.theregister.co.uk/2014/02/23/apple_mac_os_x_10_9_... Latest Dropbox (v2.6.5), Adium, and Skype are fine according to this test. Most of Apple's software appears vulnerable however. I'm not at all sure if this test is definitie however.