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Date: Fri, 25 Jun 2010 12:25:43 -0400 (EDT)
From: Josh Bressers <>
Cc: "Steven M. Christey" <>
Subject: Re: CVE request: kernel: timekeeping: Prevent oops

Please use CVE-2010-2243 for this.


----- "Eugene Teo" <> wrote:

> "Aaro Koskinen reported an issue in bugzilla #15366, where
> on 
> non-GENERIC_TIME systems, accessing 
> /sys/devices/system/clocksource/clocksource0/current_clocksource
> results 
> in an oops.
> It seems the timekeeper/clocksource rework missed initializing the 
> curr_clocksource value in the !GENERIC_TIME case."
> Upstream commit:
> I believe distros are using GENERIC_TIME=y, at least this is the case
> in 
> our supported kernels.
> Thanks, Eugene
> -- 
> main(i) { putchar(182623909 >> (i-1) * 5&31|!!(i<7)<<6) && main(++i);
> }

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