On Thu, 6 Mar 2014 15:47:08 -0800, Greg Parker said:
>>> I remember the “Month Of Apple Bugs”** that a hacker group ran in 2007,
>>> where they published a new app or OS security vulnerability every day
>>> for month. A lot of them were caused by format-string vulnerabilities.
>>> Soon thereafter the compiler team at Apple added that format-string
>>> security warning :)
>>
>> Though it still doesn't work for NSPredicate APIs:, all these years
>later, ex:
>>
>> -----------------------
>> #import <Foundation/Foundation.h>
>>
>> int main (void)
>> {
>> NSPredicate* predicate = [NSPredicate predicateWithFormat:@"foo == %d"];
>>
>> return !!predicate;
>> }
>> -----------------------
>>
>> "clang -Weverything -fsyntax-only ~/test.m" gives nothing!
>>
>> <rdar://10699748> Dupes welcome. :)
>
>The problem is that +predicateWithFormat: accepts conversions that are
>not part of NSString's format string syntax. Adding format string
>warnings for new format string syntaxes requires compiler changes.
Incase anyone wants to cc themselves, I created this bug:
<http://llvm.org/bugs/show_bug.cgi?id=19200>
Cheers,
--
____________________________________________________________
Sean McBride, B. Eng [email protected]
Rogue Research www.rogue-research.com
Mac Software Developer Montréal, Québec, Canada
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