Oracle Linux 8 : kernel (ELSA-2020-3218)

High Nessus Plugin ID 139275

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VPR Score: 5.9

Synopsis

The remote Oracle Linux host is missing one or more security updates.

Description

From Red Hat Security Advisory 2020:3218 :

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2020:3218 advisory.

- kernel: lockdown: bypass through ACPI write via efivar_ssdt (CVE-2019-20908)

- kernel: lockdown: bypass through ACPI write via acpi_configfs (CVE-2020-15780)

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

Solution

Update the affected kernel packages.

See Also

https://oss.oracle.com/pipermail/el-errata/2020-July/010187.html

Plugin Details

Severity: High

ID: 139275

File Name: oraclelinux_ELSA-2020-3218.nasl

Version: 1.2

Type: local

Agent: unix

Published: 2020/08/03

Updated: 2020/08/06

Dependencies: 12634, 122878

Risk Information

Risk Factor: High

VPR Score: 5.9

CVSS v2.0

Base Score: 7.2

Temporal Score: 5.3

Vector: CVSS2#AV:L/AC:L/Au:N/C:C/I:C/A:C

Temporal Vector: CVSS2#E:U/RL:OF/RC:C

CVSS v3.0

Base Score: 6.7

Temporal Score: 5.8

Vector: CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:oracle:linux:bpftool, p-cpe:/a:oracle:linux:kernel, p-cpe:/a:oracle:linux:kernel-abi-whitelists, p-cpe:/a:oracle:linux:kernel-core, p-cpe:/a:oracle:linux:kernel-cross-headers, p-cpe:/a:oracle:linux:kernel-debug, p-cpe:/a:oracle:linux:kernel-debug-core, p-cpe:/a:oracle:linux:kernel-debug-devel, p-cpe:/a:oracle:linux:kernel-debug-modules, p-cpe:/a:oracle:linux:kernel-debug-modules-extra, p-cpe:/a:oracle:linux:kernel-devel, p-cpe:/a:oracle:linux:kernel-doc, p-cpe:/a:oracle:linux:kernel-headers, p-cpe:/a:oracle:linux:kernel-modules, p-cpe:/a:oracle:linux:kernel-modules-extra, p-cpe:/a:oracle:linux:kernel-tools, p-cpe:/a:oracle:linux:kernel-tools-libs, p-cpe:/a:oracle:linux:kernel-tools-libs-devel, p-cpe:/a:oracle:linux:perf, p-cpe:/a:oracle:linux:python3-perf, cpe:/o:oracle:linux:8

Required KB Items: Host/local_checks_enabled, Host/OracleLinux, Host/RedHat/release, Host/RedHat/rpm-list

Exploit Ease: No known exploits are available

Patch Publication Date: 2020/07/31

Vulnerability Publication Date: 2020/07/15

Reference Information

CVE: CVE-2019-20908, CVE-2020-15780

RHSA: 2020:3218