* Oliver Pinter (oliver.pntr@gmail.com) wrote:
quoted text
> mainline: ecaf18c15aac8bb9bed7b7aa0e382fe252e275d5
> 
> --->8---
> commit ecaf18c15aac8bb9bed7b7aa0e382fe252e275d5
> Author: Eric Paris <eparis@redhat.com>
> Date:   Tue Dec 4 23:45:31 2007 -0800
> 
>     VM/Security: add security hook to do_brk
> 
>     Given a specifically crafted binary do_brk() can be used to get low pages
>     available in userspace virtual memory and can thus be used to circumvent
>     the mmap_min_addr low memory protection.  Add security checks in do_brk().

All of the low mmap addr stuff isn't added until 2.6.23.

thanks,
-chris
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