CentOS 7 : kpatch-patch (RHSA-2020:0028)

medium Nessus Plugin ID 208653

Synopsis

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

Description

The remote CentOS Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2020:0028 advisory.

- Improper invalidation for page table updates by a virtual guest operating system for multiple Intel(R) Processors may allow an authenticated user to potentially enable denial of service of the host system via local access. (CVE-2018-12207)

- TSX Asynchronous Abort condition on some CPUs utilizing speculative execution may allow an authenticated user to potentially enable information disclosure via a side channel with local access. (CVE-2019-11135)

Note that Nessus has not tested for these issues 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-2020:0028

Plugin Details

Severity: Medium

ID: 208653

File Name: centos_RHSA-2020-0028.nasl

Version: 1.1

Type: local

Agent: unix

Published: 10/9/2024

Updated: 10/9/2024

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

Risk Information

VPR

Risk Factor: High

Score: 7.1

Vendor

Vendor Severity: Important

CVSS v2

Risk Factor: Low

Base Score: 2.1

Temporal Score: 1.6

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

CVSS Score Source: CVE-2019-11135

CVSS v3

Risk Factor: Medium

Base Score: 6.5

Temporal Score: 5.7

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

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

Vulnerability Information

CPE: cpe:/o:centos:centos:7, p-cpe:/a:centos:centos:kpatch-patch-3_10_0-1062_1_2, p-cpe:/a:centos:centos:kpatch-patch-3_10_0-1062, p-cpe:/a:centos:centos:kpatch-patch-3_10_0-1062_4_1, p-cpe:/a:centos:centos:kpatch-patch-3_10_0-1062_1_1

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

Exploit Ease: No known exploits are available

Patch Publication Date: 1/6/2020

Vulnerability Publication Date: 11/12/2019

Reference Information

CVE: CVE-2018-12207, CVE-2019-11135

RHSA: 2020:0028