DEBIAN-CVE-2019-20908

DEBIAN-CVE-2019-20908 PUBLISHED CVSS 6.699999809265137 MEDIUM

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.

Risk Scores

CVSS 3.1

6.699999809265137

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

Affected Products

Vendor	Product	Versions
Debian:14	linux	0, 0, 0
Debian:13	linux	0, 0, 0
Debian:11	linux	0, 0, 0
Debian:12	linux	0, 0, 0

Timeline

Jul 15, 2020 CVE Published
Apr 28, 2026 CVE Updated

References

https://security-tracker.debian.org/tracker/CVE-2019-20908 advisory

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