Messages in this thread | | | Date | Mon, 19 Apr 2004 16:39:58 +0200 | From | Pavel Machek <> | Subject | Re: How to make stack executable on demand? |
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Hi!
> >is set with executable stack. Is there a third option that a process > >starts with non-executable stack and can change the stack permission > >later? > > > > Well, in my opinion your request is equivalent to "keep all these > cute buffer overflows forever". Take any protected app, LD_PRELOAD or > drop in a bad/malicious library and your're done for good. Not really > a good idea.
With malicious libraries, you have *way* bigger problems than buffer overruns. Pavel -- 64 bytes from 195.113.31.123: icmp_seq=28 ttl=51 time=448769.1 ms
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