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Message-ID: <200504131618.j3DGIRZg014147@turing-police.cc.vt.edu>
Date: Wed Apr 13 17:18:53 2005
From: Valdis.Kletnieks at vt.edu (Valdis.Kletnieks@...edu)
Subject: linux bugs (survival stories)?
On Wed, 13 Apr 2005 10:22:42 BST, pageexec@...email.hu said:
> hey, it's not like i started to divert it ;-), it's just that you
> said that "The last really big "trivial" issue with bypassing
> noexec on mounted filesystems was closed" whereas it's simply not
> true, better not spread this.
The ld-linux.so bypass *was* really big and trivial.
Although it's still possible to do the whole mmap()/mprotect() thing to
*still* get an executable, I'd classify it as "some thought and skill
required" as opposed to "type this command line". It's not almost-impossible,
but I'd rate it a notch above "trivial"....
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