An issue was discovered in drivers/firmware/efi/efi.c in the Linux kernel before 5.4. Incorrect access permissions for the efivar_ssdt ACPI variable could be used by attackers to bypass lockdown or secure boot restrictions, aka CID-1957a85b0032.
History

No history.

cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2020-07-15T21:24:27

Updated: 2024-08-05T02:53:09.612Z

Reserved: 2020-07-15T00:00:00

Link: CVE-2019-20908

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Analyzed

Published: 2020-07-15T22:15:13.780

Modified: 2021-07-21T11:39:23.747

Link: CVE-2019-20908

cve-icon Redhat

Severity : Moderate

Publid Date: 2019-08-19T00:00:00Z

Links: CVE-2019-20908 - Bugzilla