CVE-2019-20908 Affecting kernel-uek-debug package, versions <0:4.14.35-1902.304.6.3.el7uek


Severity

Recommended
high

Based on Oracle Linux security rating.

Threat Intelligence

EPSS
0.05% (19th percentile)

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  • Snyk IDSNYK-ORACLE7-KERNELUEKDEBUG-2576357
  • published10 Apr 2022
  • disclosed15 Jul 2020

Introduced: 15 Jul 2020

CVE-2019-20908  (opens in a new tab)
First added by Snyk

How to fix?

Upgrade Oracle:7 kernel-uek-debug to version 0:4.14.35-1902.304.6.3.el7uek or higher.
This issue was patched in ELSA-2020-5791.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-uek-debug package and not the kernel-uek-debug package as distributed by Oracle. See How to fix? for Oracle:7 relevant fixed versions and status.

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.

CVSS Scores

version 3.1