06-01-2010
Quote:
Originally Posted by
shamrock
Depends on what memory locations a b and c are pointing to...just dont assume anything like that.
I am trying to follow this article:
http://www.w00w00.org/files/articles/heaptut.txt
This article's example successfully uses memset to overwrite a pointer's address while making it overflow to overwrite another address. (Just wondering if both pointers must be contiguous in memory for this to happen.)
So basically:
1. Depends on 32 vs 64 bit machines.
2. No, it writes to unused memory in the memory allocated for each pointer.
3. ???
4. Has to do with 1 & 2.
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