Description
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.
Analysis and contextual insights are available on OpenCVE Cloud.
Remediation
No vendor fix or workaround currently provided.
Additional remediation guidance may be available on OpenCVE Cloud.
Tracking
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Advisories
| Source | ID | Title |
|---|---|---|
EUVD |
EUVD-2019-11442 | 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. |
Ubuntu USN |
USN-4426-1 | Linux kernel vulnerabilities |
Ubuntu USN |
USN-4427-1 | Linux kernel vulnerabilities |
Ubuntu USN |
USN-4439-1 | Linux kernel vulnerabilities |
Ubuntu USN |
USN-4440-1 | linux kernel vulnerabilities |
References
History
No history.
Status: PUBLISHED
Assigner: mitre
Published:
Updated: 2024-08-05T02:53:09.612Z
Reserved: 2020-07-15T00:00:00.000Z
Link: CVE-2019-20908
No data.
Status : Modified
Published: 2020-07-15T22:15:13.780
Modified: 2024-11-21T04:39:39.697
Link: CVE-2019-20908
OpenCVE Enrichment
No data.
Weaknesses
EUVD
Ubuntu USN