Re: [Haskell-cafe] More on the random idea

On Mon, May 28, 2007 at 07:26:46PM +0300, Gaal Yahas wrote:

On 5/26/07, Isaac Dupree wrote:

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We should document all the interesting exploits that have been found over the years!

Ok, I'm making http://haskell.org/haskellwiki/Safely_running_untrusted_Haskell_code

That page mentions:

* very large array allocations can integer overflow the storage manager, allowing arbitrary memory access

Does this still happen? Sounds like a serious bug in the runtime.

stefan@stefans:~$ ghci ___ ___ _ / _ \ /\ /\/ __(_) / /_\// /_/ / / | | GHC Interactive, version 6.7.20070518, for Haskell 98. / /_\\/ __ / /___| | http://www.haskell.org/ghc/ \____/\/ /_/\____/|_| Type :? for help. Loading package base ... linking ... done. Prelude> :m + Array Prelude Array> array (0::Int, maxBound) [(1000000,'x')] array (0,2147483647) [(0,Segmentation fault Stefan