Vulnerability in AMD Energy Driver For Linux

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.

Published · last modified .

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.005 (38.0th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 38th percentile — 38.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2020-12912: held from 0.005 to 0.005.

EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: 0.000

Affected products

  • AMD Energy Driver For Linux
  • AMD Extension To Linux "Hwmon" For Zen1 Platforms — versions Each Linux distro determines its own version.

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2020-12912?
CVE-2020-12912 is a medium-severity vulnerability in AMD Energy Driver For Linux, classified under CWE-749. CVSS score: 5.5/10. Published 2020-11-12.
How severe is CVE-2020-12912?
Medium severity. CVSS v3 base score is 5.5 out of 10.
Is CVE-2020-12912 known to be exploited?
2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.