CVE-2020-12912: Medium severity AMD Energy Driver For Linux vulnerability
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.
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Configuration
Restrict the Linux-based Running Average Power Limit (RAPL) interface to privileged access.
Linux hwmon service AMD RAPL interface RAPL interface access = privileged access required