CVE-2014-4491 Information

Description

The extension APIs in the kernel in Apple iOS before 8.1.3 Apple OS X before 10.10.2 and Apple TV before 7.0.3 do not prevent the presence of addresses within an OSBundleMachOHeaders key in a response which makes it easier for attackers to bypass the ASLR protection mechanism via a crafted app.

Reference

http://lists.apple.com/archives/security-announce/2015/Jan/msg00000.html http://lists.apple.com/archives/security-announce/2015/Jan/msg00001.html http://lists.apple.com/archives/security-announce/2015/Jan/msg00003.html http://support.apple.com/HT204244 http://support.apple.com/HT204245 http://support.apple.com/HT204246 http://www.securitytracker.com/id/1031650