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CVE-2020-15780

MediumPublished

An issue was discovered in drivers/acpi/acpi_configfs.c in the Linux kernel before 5.7.7. Injection of malicious ACPI tables via configfs could be used by...

Published: Jul 15, 2020
Updated: Aug 4, 2024
Assigning CNA: mitre
Evidence observed: Aug 7, 2026

Primary CVSS

6.7/ 10Medium

nvd · CVSS 3.1

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

EPSS probability estimate

1.4%

Low · next 30 days

Percentile: 70.2%
Model date: Sep 21, 2026

EPSS is a statistical estimate, not a certainty or a measure of impact. Combine it with CVSS, KEV status, exposure and your environment.

Summary

An issue was discovered in drivers/acpi/acpi_configfs.c in the Linux kernel before 5.7.7. Injection of malicious ACPI tables via configfs could be used by attackers to bypass lockdown and secure boot restrictions, aka CID-75b0cea7bf30.

Sources

CVE-2020-15780-exploitExploit
Exploits to disable kernel lockdown via ACPI table injection, targeting Ubuntu 18.04 and mainline kernels with two distinct techniques.

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