Related Vulnerabilities: CVE-2020-12912  

A potential vulnerability in the AMD extension to Linux "hwmon" service may allow an attacker to use the Linux-based Running Average Power Limit (RAPL) interface to show various side channel attacks. In line with industry partners, AMD has updated the RAPL interface to require privileged access.

Severity Medium

Remote No

Type Private key recovery

Description

A potential vulnerability in the AMD extension to Linux "hwmon" service may allow an attacker to use the Linux-based Running Average Power Limit (RAPL) interface to show various side channel attacks. In line with industry partners, AMD has updated the RAPL interface to require privileged access.

AVG-1301 linux 5.9.8.arch4-1 5.9.9.arch4-1 Medium Fixed FS#68618

https://lore.kernel.org/linux-hwmon/20201112172159.8781-1-nchatrad@amd.com/