RHEL 7 : kernel (RHSA-2021:2164)

high Nessus Plugin ID 150117

Synopsis

The remote Red Hat host is missing one or more security updates.

Description

The remote Redhat Enterprise Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2021:2164 advisory.

- kernel: malicious USB devices can lead to multiple out-of-bounds write (CVE-2019-19532)

- kernel: Integer overflow in Intel(R) Graphics Drivers (CVE-2020-12362)

- kernel: Local buffer overflow in ctnetlink_parse_tuple_filter in net/netfilter/nf_conntrack_netlink.c (CVE-2020-25211)

- kernel: ICMP rate limiting can be used for DNS poisoning attack (CVE-2020-25705)

- kernel: locking issue in drivers/tty/tty_jobctrl.c can lead to an use-after-free (CVE-2020-29661)

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/security/cve/CVE-2019-19532

https://access.redhat.com/security/cve/CVE-2020-12362

https://access.redhat.com/security/cve/CVE-2020-25211

https://access.redhat.com/security/cve/CVE-2020-25705

https://access.redhat.com/security/cve/CVE-2020-29661

https://access.redhat.com/errata/RHSA-2021:2164

https://bugzilla.redhat.com/1781821

https://bugzilla.redhat.com/1877571

https://bugzilla.redhat.com/1894579

https://bugzilla.redhat.com/1906525

https://bugzilla.redhat.com/1930246

Plugin Details

Severity: High

ID: 150117

File Name: redhat-RHSA-2021-2164.nasl

Version: 1.7

Type: local

Agent: unix

Published: 6/1/2021

Updated: 9/22/2022

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

Risk Information

VPR

Risk Factor: High

Score: 7.4

CVSS v2

Risk Factor: High

Base Score: 7.2

Temporal Score: 5.6

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

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

CVSS Score Source: CVE-2020-29661

CVSS v3

Risk Factor: High

Base Score: 7.8

Temporal Score: 7

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

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

Vulnerability Information

CPE: cpe:/o:redhat:rhel_aus:7.4, cpe:/o:redhat:rhel_e4s:7.4, cpe:/o:redhat:rhel_tus:7.4, p-cpe:/a:redhat:enterprise_linux:kernel, p-cpe:/a:redhat:enterprise_linux:kernel-abi-whitelists, p-cpe:/a:redhat:enterprise_linux:kernel-bootwrapper, p-cpe:/a:redhat:enterprise_linux:kernel-debug, p-cpe:/a:redhat:enterprise_linux:kernel-debug-devel, p-cpe:/a:redhat:enterprise_linux:kernel-devel, p-cpe:/a:redhat:enterprise_linux:kernel-tools, p-cpe:/a:redhat:enterprise_linux:kernel-tools-libs, p-cpe:/a:redhat:enterprise_linux:kernel-tools-libs-devel, p-cpe:/a:redhat:enterprise_linux:perf, p-cpe:/a:redhat:enterprise_linux:python-perf

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 6/1/2021

Vulnerability Publication Date: 12/3/2019

Reference Information

CVE: CVE-2019-19532, CVE-2020-12362, CVE-2020-25211, CVE-2020-25705, CVE-2020-29661

RHSA: 2021:2164

CWE: 119, 190, 330, 416, 667