CVE-2015-3693 - Sagittiform Minerals

Description

Apple Mac EFI before 2015-001 as used in OS X before 10.10.4 and other products does not properly set refresh rates for DDR3 RAM which might make it easier for remote attackers to conduct row-hammer attacks and consequently gain privileges or cause a denial of service (memory corruption) by triggering certain patterns of access to memory locations.

Reference

http://lists.apple.com/archives/security-announce/2015/Jun/msg00002.html http://support.apple.com/kb/HT204934 http://support.apple.com/kb/HT204942 http://lists.apple.com/archives/security-announce/2015/Jun/msg00003.html http://www.securityfocus.com/bid/75495 http://googleprojectzero.blogspot.com/2015/03/exploiting-dram-rowhammer-bug-to-gain.html http://www.securitytracker.com/id/1032755 http://www.securitytracker.com/id/1032444