CVE-2019-20908

An issue was discovered in drivers/firmware/efi/efi.c in the Linux kernel before 5.4

published July 15, 2020

CVSS
—
EPSS
1%
Percentile
44.4
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.00536 · 44.4th percentile
Published
2020-07-15T21:24Z
EPSS history
Timeline
  • 15 JUL 21:24Z
    An issue was discovered in drivers/firmware/efi/efi.c in the Linux kernel before 5.4
    cvelistv5