Posted by Apple Product Security on Oct 21

APPLE-SA-2015-10-21-6 Mac EFI Security Update 2015-002

Mac EFI Security Update 2015-002 is now available and addresses the
following:

EFI
Available for: OS X Mavericks v10.9.5
Impact: An attacker can exercise unused EFI functions
Description: An issue existed with EFI argument handling. This was
addressed by removing the affected functions.
CVE-ID
CVE-2015-7035 : Corey Kallenberg, Xeno Kovah, John Butterworth, and
Sam Cornwell of The MITRE…