[Sugar-devel] RAM DoS (was: Re: Fwd: Activity startup idea)
sascha-ml-ui-sugar-devel at silbe.org
Mon Mar 9 19:31:24 EDT 2009
On Mon, Mar 09, 2009 at 10:22:06PM +0100, Sascha Silbe wrote:
> The most simple thing to do would be limiting segment sizes.
Just noticed that my understanding of memory management on Linux was too
naive (didn't realise that in all those years of administering servers -
D'oh!). Limiting the data segment won't help as larger allocations will
use mmap() instead of brk().
Seems like there's no simple solution currently. :-/
FUp2 security, I'd guess.
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