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April 2009
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2009.05.01 14:21 "Re: Packbits worst case encoded length", by Toby Thain
On 1-May-09, at 2:34 AM, Albert Cahalan wrote: > On Thu, Apr 30, 2009 at 6:30 PM, Toby Thain > <toby@telegraphics.com.au> wrote: >> ... My approach to finding >> bugs in a file format parser is to test. And test more. Fuzz >> testing with >> random input I find is revealing. Memory protection hacks, while a >> nice >> extra safety net, and definitely valuable in an operating system, >> are not a >> substitute for that. > > That's an excellent idea, but you might not catch everything. Nor will guard pages. Is every file-reading library on the system supposed to re-implement this technique?? --Toby