CVE-2014-4455 Information

Description

dyld in Apple iOS before 8.1.1 and Apple TV before 7.0.2 does not properly handle overlapping segments in Mach-O executable files which allows local users to bypass intended code-signing restrictions via a crafted file.

Reference

http://lists.apple.com/archives/security-announce/2014/Nov/msg00000.html http://lists.apple.com/archives/security-announce/2014/Nov/msg00002.html http://lists.apple.com/archives/security-announce/2015/Jan/msg00000.html http://lists.apple.com/archives/security-announce/2015/Jan/msg00001.html http://support.apple.com/HT204245 http://support.apple.com/HT204246 http://www.securityfocus.com/bid/71140 http://www.securitytracker.com/id/1031231 https://exchange.xforce.ibmcloud.com/vulnerabilities/98773 https://support.apple.com/en-us/HT204418 https://support.apple.com/en-us/HT204420 https://support.apple.com/en-us/HT6590 https://support.apple.com/en-us/HT6592