From: Greg KH <gregkh@linuxfoundation.org>
To: John Stultz <john.stultz@linaro.org>
Cc: lkml <linux-kernel@vger.kernel.org>,
Sasha Levin <sasha.levin@oracle.com>,
Thomas Gleixner <tglx@linutronix.de>,
Ingo Molnar <mingo@kernel.org>, stable <stable@vger.kernel.org>,
Andy Lutomirski <luto@amacapital.net>
Subject: Re: [PATCH 2/2] time: adjtimex: Validate the ADJ_FREQUENCY values
Date: Wed, 7 Jan 2015 10:28:55 -0800 [thread overview]
Message-ID: <20150107182855.GB7699@kroah.com> (raw)
In-Reply-To: <1420654340-3009-3-git-send-email-john.stultz@linaro.org>
On Wed, Jan 07, 2015 at 10:12:20AM -0800, John Stultz wrote:
> From: Sasha Levin <sasha.levin@oracle.com>
>
> Verify that the frequency value from userspace is valid and makes sense.
>
> Unverified values can cause overflows later on.
>
> Cc: Thomas Gleixner <tglx@linutronix.de>
> Cc: Ingo Molnar <mingo@kernel.org>
> Cc: stable <stable@vger.kernel.org>
> Cc: Andy Lutomirski <luto@amacapital.net>
> Signed-off-by: Sasha Levin <sasha.levin@oracle.com>
> [jstultz: Fix up bug for negative values and drop redunent cap check]
> Signed-off-by: John Stultz <john.stultz@linaro.org>
> ---
> kernel/time/ntp.c | 7 +++++++
> 1 file changed, 7 insertions(+)
<formletter>
This is not the correct way to submit patches for inclusion in the
stable kernel tree. Please read Documentation/stable_kernel_rules.txt
for how to do this properly.
</formletter>
next prev parent reply other threads:[~2015-01-07 18:28 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <1420654340-3009-1-git-send-email-john.stultz@linaro.org>
2015-01-07 18:12 ` [PATCH 1/2] time: settimeofday: Validate the values of tv from user John Stultz
2015-01-07 18:28 ` Greg KH
2015-01-07 19:02 ` John Stultz
2015-01-07 19:04 ` Sasha Levin
2015-01-07 19:09 ` Greg KH
2015-01-07 18:12 ` [PATCH 2/2] time: adjtimex: Validate the ADJ_FREQUENCY values John Stultz
2015-01-07 18:28 ` Greg KH [this message]
[not found] <1420228268-2161-1-git-send-email-john.stultz@linaro.org>
2015-01-02 19:51 ` John Stultz
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