CentOS 6 : kernel (CESA-2020:1524) (Stack Clash)

High Nessus Plugin ID 136020

Synopsis

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

Description

The remote Redhat Enterprise Linux 6 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2020:1524 advisory.

- kernel: offset2lib allows for the stack guard page to be jumped over (CVE-2017-1000371)

- kernel: rtl_p2p_noa_ie in drivers/net/wireless/realtek/rtlwifi/ps.c in the Linux kernel lacks a certain upper-bound check, leading to a buffer overflow (CVE-2019-17666)

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

http://www.nessus.org/u?c141be78

Plugin Details

Severity: High

ID: 136020

File Name: centos_RHSA-2020-1524.nasl

Version: 1.3

Type: local

Agent: unix

Published: 2020/04/28

Updated: 2020/06/05

Dependencies: 12634

Risk Information

Risk Factor: High

CVSS Score Source: CVE-2019-17666

CVSS v2.0

Base Score: 8.3

Temporal Score: 6.5

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

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

CVSS v3.0

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

Vulnerability Information

CPE: p-cpe:/a:centos:centos:kernel, p-cpe:/a:centos:centos:kernel-abi-whitelists, p-cpe:/a:centos:centos:kernel-debug, p-cpe:/a:centos:centos:kernel-debug-devel, p-cpe:/a:centos:centos:kernel-devel, p-cpe:/a:centos:centos:kernel-doc, p-cpe:/a:centos:centos:kernel-firmware, p-cpe:/a:centos:centos:kernel-headers, p-cpe:/a:centos:centos:perf, p-cpe:/a:centos:centos:python-perf, cpe:/o:centos:centos:6

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 2020/04/27

Vulnerability Publication Date: 2017/06/19

Reference Information

CVE: CVE-2017-1000371, CVE-2019-17666

RHSA: 2020:1524