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Re: [PATCH] BZ #15754: CVE-2013-4788: PTR_MANGLE does not initialize to a random value for the pointer guard when compiling static executables


On Fri, 19 Jul 2013, Carlos O'Donell wrote:

> This test only passes on x86-64, all other targets need to 
> implement POINTER_CHK_GUARD in stackguard-macros.h to pass 
> the test (and even build at this point). We might want to
> rename stackguard-macros.h, but I didn't.

You should definitely update sysdeps/generic/stackguard-macros.h to 
(declare the variable and) define POINTER_CHK_GUARD for the 
non-THREAD_SET_POINTER_GUARD case.

-- 
Joseph S. Myers
joseph@codesourcery.com


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