You can now download and use the new SuperSU v1.60 update which is now compatible and works on latest Samsung Galaxy S4 firmware updates or any other Samsung devices that include KNOX.
The SuperSU v1.60 is now added with a SELinux enforcing compatibility settings. There also some several fixes that has also been included, one of these changes is the OTA survival in Android 4.3 and issues with the TWRP/CWM binary installer has also been fixed. All you need is re-root your phone, since it will not work if you just try updating through Google Play automatically. The correct binaries will then installed, therefore don’t panic if it won’t ask you to update binaries, just like the older SuperSU versions.
All of ‘Chainfire’s CF-Auto-Root’ versions has also been updated and added with this new SuperSU v1.60, one of first CF-Auto-Root version that has been updated is already tested and it worked on rooting the Samsung Galaxy S4, which is basically has had received the said KNOX-firmware.
Important Reminder: DO NOT use Mobile ODIN or Triangle Away for KNOX running firmwares. Just head-over to Chainfire’s Google+ for more details about this SuperSU v.160 Update.