Rapid7 Vulnerability & Exploit Database

Ubuntu: USN-4678-1 (CVE-2020-12912): Linux kernel vulnerabilities

Back to Search

Ubuntu: USN-4678-1 (CVE-2020-12912): Linux kernel vulnerabilities

Severity
2
CVSS
(AV:L/AC:L/Au:N/C:P/I:N/A:N)
Published
11/12/2020
Created
01/08/2021
Added
01/06/2021
Modified
01/07/2021

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.

Solution(s)

  • ubuntu-upgrade-linux-image-5-8-0-1011-raspi
  • ubuntu-upgrade-linux-image-5-8-0-1011-raspi-nolpae
  • ubuntu-upgrade-linux-image-5-8-0-1014-kvm
  • ubuntu-upgrade-linux-image-5-8-0-1014-oracle
  • ubuntu-upgrade-linux-image-5-8-0-1015-gcp
  • ubuntu-upgrade-linux-image-5-8-0-1016-azure
  • ubuntu-upgrade-linux-image-5-8-0-1017-aws
  • ubuntu-upgrade-linux-image-5-8-0-34-generic
  • ubuntu-upgrade-linux-image-5-8-0-34-generic-64k
  • ubuntu-upgrade-linux-image-5-8-0-34-generic-lpae
  • ubuntu-upgrade-linux-image-5-8-0-34-lowlatency
  • ubuntu-upgrade-linux-image-aws
  • ubuntu-upgrade-linux-image-azure
  • ubuntu-upgrade-linux-image-gcp
  • ubuntu-upgrade-linux-image-generic
  • ubuntu-upgrade-linux-image-generic-64k
  • ubuntu-upgrade-linux-image-generic-hwe-20-04
  • ubuntu-upgrade-linux-image-generic-lpae
  • ubuntu-upgrade-linux-image-generic-lpae-hwe-20-04
  • ubuntu-upgrade-linux-image-gke
  • ubuntu-upgrade-linux-image-kvm
  • ubuntu-upgrade-linux-image-lowlatency
  • ubuntu-upgrade-linux-image-lowlatency-hwe-20-04
  • ubuntu-upgrade-linux-image-oracle
  • ubuntu-upgrade-linux-image-raspi
  • ubuntu-upgrade-linux-image-raspi-nolpae
  • ubuntu-upgrade-linux-image-virtual
  • ubuntu-upgrade-linux-image-virtual-hwe-20-04

With Rapid7 live dashboards, I have a clear view of all the assets on my network, which ones can be exploited, and what I need to do in order to reduce the risk in my environment in real-time. No other tool gives us that kind of value and insight.

– Scott Cheney, Manager of Information Security, Sierra View Medical Center

;