On Wed, 13 Apr 2011 09:59:50 +0200 Geert Uytterhoeven <[email protected]>
wrote:
> CC stable for v2.6.38
>
> ..
>
> > 5520e89 ("brk: fix min_brk lower bound computation for COMPAT_BRK") tried
> > to get the whole logic of brk randomization for legacy (libc5-based)
> > applications finally right.
> >
> > It turns out that the way to detect whether brk has actually been
> > randomized in the end or not introduced by that patch still doesn't work
> > for those binaries, as reported by Geert.
> >
> > I don't like it, but currently see no better option than a bit flag in
> > task_struct to catch the CONFIG_COMPAT_BRK && randomize_va_space == 2
> > case.
> >
There's nothing in this changelog which tells us that the problem is
serious enough to need fixing in -stable. If there had been, I'd have
added cc:stable to the changelog myself.
So. Why do we think this needs fixing in 2.6.38+?
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