Detections
Analytics

CentOS 8 : kernel (CESA-2020:4286)

high Nessus Plugin ID 145986

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Synopsis

The remote CentOS host is missing one or more security updates.

Description

The remote CentOS Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the CESA-2020:4286 advisory.

 - kernel: net: bluetooth: type confusion while processing AMP packets (CVE-2020-12351)

 - kernel: net: bluetooth: information leak when processing certain AMP packets (CVE-2020-12352)

 - kernel: kernel: buffer over write in vgacon_scroll (CVE-2020-14331)

 - kernel: metadata validator in XFS may cause an inode with a valid, user-creatable extended attribute to be flagged as corrupt (CVE-2020-14385)

 - kernel: memory corruption in net/packet/af_packet.c leads to elevation of privilege (CVE-2020-14386)

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 packages.

See Also

https://access.redhat.com/errata/RHSA-2020:4286

Plugin Details

Severity: High

ID: 145986

File Name: centos8_RHSA-2020-4286.nasl

Version: 1.6

Type: local

Agent: unix

Published: 2/1/2021

Updated: 5/10/2022

Supported Sensors: Frictionless Assessment AWS, Frictionless Assessment Azure, Frictionless Assessment Agent, Agentless Assessment, Continuous Assessment, Nessus

Risk Information

VPR

Risk Factor: High

Score: 8.4

CVSS v2

Risk Factor: High

Base Score: 7.2

Temporal Score: 5.6

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

CVSS Score Source: CVE-2020-14386

CVSS v3

Risk Factor: High

Base Score: 8.8

Temporal Score: 7.9

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

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

CVSS Score Source: CVE-2020-12351

Vulnerability Information

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

Required KB Items: Host/local_checks_enabled, Host/cpu, Host/CentOS/release, Host/CentOS/rpm-list

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 10/20/2020

Vulnerability Publication Date: 7/29/2020

Reference Information

CVE: CVE-2020-12351, CVE-2020-12352, CVE-2020-14331, CVE-2020-14385, CVE-2020-14386

RHSA: 2020:4286