Hacking Mac OS X - Black Hat

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Pwn2Own - get EIP for(i=901; i
iPhone Apple’s phone Runs a stripped down version of <strong>Mac</strong> <strong>OS</strong> X ARM processor 128 MB DRAM 4, 8, 16 GB flash memory Carrier locked
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Owning the Fanboys: Hacking Mac OS
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Outline Leopard security Tracing ex
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Sandboxing Done via Seatbelt kext C
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More sandboxing Some applications a
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Leopard firewall Disabled by defaul
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One final note on Leopard “Securi
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Truss syscall:::entry /execname ==
Page 15 and 16: Memory Tracer pid$target::malloc:en
Page 17 and 18: iTunes hates you (gdb) attach 7551
Page 19 and 20: Inside iTunes In gdb (0x1f = PT_DEN
Page 21 and 22: Jump tables EIP relative data addre
Page 23 and 24: Result of script
Page 25 and 26: Typical disassembly of Obj-C
Page 27 and 28: objc_msgSend Typically the first ar
Page 29 and 30: The code get_func_name(cpu.eip + di
Page 31 and 32: More results: xrefs!
Page 33 and 34: Changelog snooping Apple forks proj
Page 35 and 36: Apple’s pre-release vulnerabiliti
Page 37 and 38: Server Side mDNSResponder (sandboxe
Page 39 and 40: Safari Native support /Applications
Page 41 and 42: ReportCrash aka CrashReporter launc
Page 43 and 44: Monitoring script #!/bin/bash X=0;
Page 45 and 46: Exploiting Safari Massaging the hea
Page 47 and 48: Heap spray This unpredictability wa
Page 49 and 50: The plan Occurs in three steps Defr
Page 51 and 52: Create adjacent allocations Keep re
Page 53 and 54: JavaScript Safari JavaScript code i
Page 55 and 56: Therefore... In JavaScript var name
Page 57 and 58: Heap overflows Some protections on
Page 59 and 60: Win var name = new Array(1000); nam
Page 61 and 62: Pwn2Own - feng shei try{ for(i=0; i
Page 63 and 64: Heap defragmentation Breakpoint 3,
Page 65: Right in the hole! Breakpoint 3, 0x
Page 69 and 70: Unlocking from carrier 3G Requires
Page 71 and 72: Processes # ps aux USER PID %CPU %M
Page 73 and 74: Interesting files /private/var/mobi
Page 75 and 76: Exploits then... When iPhone was re
Page 77 and 78: Smaller attack surface Mostly like
Page 79 and 80: Port of RegEx exploit NOOP sled and
Page 81 and 82: Feng shei iPhone style (Output from
Page 83 and 84: http://appleguytom.blogspot.com/200
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Hacking Mac OS X - Black Hat

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