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Difference between revisions of "Posix spawn kernel information leak"
Ra1ningSn0w (talk | contribs) (Created page with " == Vulnerability == There is a vulnerability in the method posix_spawn() in the XNU kernel. When it is used with the flag _POSIX_SPAWN_DISABLE_ASLR, it disables ASLR for the...") |
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Revision as of 19:08, 4 January 2014
Vulnerability
There is a vulnerability in the method posix_spawn() in the XNU kernel. When it is used with the flag _POSIX_SPAWN_DISABLE_ASLR, it disables ASLR for the process running. On x86_64 processes it also disables heap randomization. Furthermore the flag _POSIX_SPAWN_ALLOW_DATA_EXEC enables execution on the heap
Credit
