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CVE ID:CVE-2021-47098
Description:In the Linux kernel, the following vulnerability has been resolved: hwmon: (lm90) Prevent integer overflow/underflow in hysteresis calculations Commit b50aa49638c7 ("hwmon: (lm90) Prevent integer underflows of temperature calculations") addressed a number of underflow situations when writing temperature limits. However, it missed one situation, seen when an attempt is made to set the hysteresis value to MAX_LONG and the critical temperature limit is negative. Use clamp_val() when setting the hysteresis temperature to ensure that the provided value can never overflow or underflow.
Test IDs: None available
Cross References: Common Vulnerability Exposure (CVE) ID: CVE-2021-47098
https://git.kernel.org/stable/c/55840b9eae5367b5d5b29619dc2fb7e4596dba46
https://git.kernel.org/stable/c/55840b9eae5367b5d5b29619dc2fb7e4596dba46
https://git.kernel.org/stable/c/d105f30bea9104c590a9e5b495cb8a49bdfe405f
https://git.kernel.org/stable/c/d105f30bea9104c590a9e5b495cb8a49bdfe405f




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