Messages in this thread | | | Date | Thu, 15 Feb 2001 16:29:49 +0100 | From | Manfred Spraul <> | Subject | Re: Is this the ultimate stack-smash fix? |
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"Eric W. Biederman" wrote: > > But the gcc bounds checking work is the ultimate buffer overflow fix. > You can recompile all of your trusted applications, and libraries with > it and be safe from one source of bugs. >
void main(int argc, char **argv[]) { char local[128]; if(argc > 2) strcpy(local,argv[1]); }
Unless you modify the ABI and pass the array bounds around you won't catch such problems, and I won't even mention unions and
struct dyn_data { int len; char data[]; }
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