Re: Linux 2.6.17.5

Daniel Drake
2006-07-15T08:22:05Z

Hi Linus,

Linus Torvalds wrote:
> I did a slight modification of the patch I committed initially, in the
> face of the report from Marcel that the initial sledge-hammer approach
> broke his hald setup.
>
> See commit 9ee8ab9fbf21e6b87ad227cd46c0a4be41ab749b: "Relax /proc fix a
> bit", which should still fix the bug (can somebody verify? I'm 100% sure,
> but still..), but is pretty much guaranteed to not have any secondary side
> effects.
>
> It still leaves the whole issue of whether /proc should honor chmod AT ALL
> open, and I'd love to close that one, but from a "minimal fix" standpoint,
> I think it's a reasonable (and simple) patch.
>
> Marcel, can you check current git?

I can confirm that the new fix prevents the exploit from working, with
no immediately visible side effects.

Thanks,
Daniel