■ Outline
Apple Inc. released the security update for several vulnerabilities of OS X Yosemite 10.10.4 ，OS X Mountain Lion, Mavericks and update of Safari.

■ Candidate
- OS X Yosemite lower than v10.10.4
- OS X Mountain Lion v10.8.5
- OS X Mavericks v10.9.5

■Measures
Update it.
Please update it to the latest version refering to the information provided by deleloper.

■ References
Apple Inc.
About the security content of OS X Yosemite v10.10.4 and Security Update 2015-005
About the security content of Safari 8.0.7, Safari 7.1.7, and Safari 6.2.7

ITmedia
The latest version of iOS,OS X, and Safari was released, which coners the security issues.