hwmon: (coretemp) Fix out-of-bounds memory access

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[ Upstream commit 4e440abc89 ]

Fix a bug that pdata->cpu_map[] is set before out-of-bounds check.
The problem might be triggered on systems with more than 128 cores per
package.

Fixes: 7108b80a54 ("hwmon/coretemp: Handle large core ID value")
Signed-off-by: Zhang Rui <rui.zhang@intel.com>
Cc: <stable@vger.kernel.org>
Link: https://lore.kernel.org/r/20240202092144.71180-2-rui.zhang@intel.com
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Stable-dep-of: fdaf0c8629 ("hwmon: (coretemp) Fix bogus core_id to attr name mapping")
Signed-off-by: Sasha Levin <sashal@kernel.org>

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Zhang Rui 2024-02-02 17:21:34 +08:00 • committed by Greg Kroah-Hartman

parent a3156be201

commit 9bce694192

1 changed files with 2 additions and 6 deletions

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drivers/hwmon/coretemp.c

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