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CentOS Linux: CVE-2019-20908: Moderate: kernel security and bug fix update (Multiple Advisories)

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CentOS Linux: CVE-2019-20908: Moderate: kernel security and bug fix update (Multiple Advisories)

Severity
7
CVSS
(AV:L/AC:M/Au:N/C:C/I:C/A:C)
Published
07/15/2020
Created
07/31/2020
Added
07/30/2020
Modified
05/25/2023

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.

Solution(s)

  • centos-upgrade-kernel
  • centos-upgrade-kernel-rt

References

  • CVE-2019-20908

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