PT-2020-13323 · Linux+3 · Linux+3

Published 2020-11-12 · Updated 2025-10-11 · CVE-2020-12912

Positive Technologies (AI Summary)

CVSS v3.1

5.5

Medium

Base vector

AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Name of the Vulnerable Software and Affected Versions Linux (affected versions not specified)

Description A potential issue in the AMD extension to the Linux "hwmon" service may allow an attacker to use the Linux-based Running Average Power Limit (RAPL) interface to conduct various side channel attacks. The RAPL interface has been updated to require privileged access.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Side Channel Attack

Weakness Enumeration

CWE-203

CWE-749

Related Identifiers

CVE-2020-12912

MGASA-2021-0030

MGASA-2021-0031

OPENSUSE-SU-2024:13469-1

OPENSUSE-SU-2025:15589-1

SUSE-SU-2023:4625-1

SUSE-SU-2023:4936-1

SUSE-SU-2023_4625-1

SUSE-SU-2023_4936-1

SUSE-SU-2025:03540-1

SUSE-SU-2025:03545-1

USN-4678-1

Affected Products

Linux

Linuxmint

Suse

Ubuntu

References · 285

• https://cve.org/CVERecord?id=CVE-2020-12912 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2020-12912 · Security Note
• https://osv.dev/vulnerability/SUSE-SU-2023:4936-1 · Vendor Advisory
• https://ubuntu.com/security/CVE-2020-12912 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2020-12912 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2025:03545-1 · Vendor Advisory
• https://advisories.mageia.org/MGASA-2021-0031.html · Security Note
• https://advisories.mageia.org/MGASA-2021-0030.html · Security Note
• https://osv.dev/vulnerability/MGASA-2021-0030 · Vendor Advisory
• https://osv.dev/vulnerability/USN-4678-1 · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2020-12912 · Vendor Advisory
• https://osv.dev/vulnerability/MGASA-2021-0031 · Vendor Advisory
• https://osv.dev/vulnerability/openSUSE-SU-2025:15589-1 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2023:4625-1 · Vendor Advisory
• https://osv.dev/vulnerability/openSUSE-SU-2024:13469-1 · Vendor Advisory