Please apply 1572e45a924f ("perf/core: Fix the perf_cpu_time ...") to v4.9.y and older

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Subject: Please apply 1572e45a924f ("perf/core: Fix the perf_cpu_time ...") to v4.9.y and older
From: Guenter Roeck <linux@xxxxxxxxxxxx>
Date: Wed, 2 May 2018 08:11:51 -0700
Cc: stable@xxxxxxxxxxxxxxx, zsm@xxxxxxxxxxxx
User-agent: Mutt/1.5.24 (2015-08-30)

Hi Greg,

upstream commit 1572e45a924f ("perf/core: Fix the perf_cpu_time_max_percent check")
fixes CVE-2017-18255. Please apply to v4.9.y and older.

The patch applies cleanly to v4.9.y and v4.4.y; I didn't check older kernels.
More recent kernels are not affected.

Thanks,
Guenter

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