RHEL 7 : kernel-alt (RHSA-2020:0174)

high Nessus Plugin ID 133162

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-2020:0174 advisory.

- kernel: Use-after-free due to race condition in AF_PACKET implementation (CVE-2018-18559)

- Kernel: speculative bounds check bypass store (CVE-2018-3693)

- kernel: Heap overflow in mwifiex_uap_parse_tail_ies function in drivers/net/wireless/marvell/mwifiex/ie.c (CVE-2019-10126)

- kernel: Count overflow in FUSE request leading to use-after-free issues. (CVE-2019-11487)

- kernel: heap overflow in mwifiex_set_uap_rates() function of Marvell Wifi Driver leading to DoS (CVE-2019-14814)

- kernel: heap-overflow in mwifiex_set_wmm_params() function of Marvell WiFi driver leading to DoS (CVE-2019-14815)

- kernel: heap overflow in mwifiex_update_vs_ie() function of Marvell WiFi driver (CVE-2019-14816)

- kernel: buffer overflow in cfg80211_mgd_wext_giwessid in net/wireless/wext-sme.c (CVE-2019-17133)

- kernel: powerpc: incomplete Spectre-RSB mitigation leads to information exposure (CVE-2019-18660)

- kernel: Heap overflow in mwifiex_update_bss_desc_with_ie function in marvell/mwifiex/scan.c (CVE-2019-3846)

- kernel: af_alg_release() in crypto/af_alg.c neglects to set a NULL value for a certain structure member, which leads to a use-after-free in sockfs_setattr (CVE-2019-8912)

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://cwe.mitre.org/data/definitions/120.html

https://cwe.mitre.org/data/definitions/122.html

https://cwe.mitre.org/data/definitions/200.html

https://cwe.mitre.org/data/definitions/416.html

https://access.redhat.com/security/cve/CVE-2018-3693

https://access.redhat.com/security/cve/CVE-2018-18559

https://access.redhat.com/security/cve/CVE-2019-3846

https://access.redhat.com/security/cve/CVE-2019-8912

https://access.redhat.com/security/cve/CVE-2019-10126

https://access.redhat.com/security/cve/CVE-2019-11487

https://access.redhat.com/security/cve/CVE-2019-14814

https://access.redhat.com/security/cve/CVE-2019-14815

https://access.redhat.com/security/cve/CVE-2019-14816

https://access.redhat.com/security/cve/CVE-2019-17133

https://access.redhat.com/security/cve/CVE-2019-18660

https://access.redhat.com/errata/RHSA-2020:0174

https://bugzilla.redhat.com/1581650

https://bugzilla.redhat.com/1641878

https://bugzilla.redhat.com/1678685

https://bugzilla.redhat.com/1703063

https://bugzilla.redhat.com/1713059

https://bugzilla.redhat.com/1716992

https://bugzilla.redhat.com/1744130

https://bugzilla.redhat.com/1744137

https://bugzilla.redhat.com/1744149

https://bugzilla.redhat.com/1771909

https://bugzilla.redhat.com/1777825

Plugin Details

Severity: High

ID: 133162

File Name: redhat-RHSA-2020-0174.nasl

Version: 1.5

Type: local

Agent: unix

Published: 1/22/2020

Updated: 7/21/2021

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

Risk Information

CVSS Score Source: CVE-2019-3846

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: High

Base Score: 8.3

Temporal Score: 6.1

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

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

CVSS v3

Risk Factor: High

Base Score: 8.8

Temporal Score: 7.7

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

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

Vulnerability Information

CPE: cpe:/o:redhat:enterprise_linux:7, 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-headers, p-cpe:/a:redhat:enterprise_linux:kernel-kdump, p-cpe:/a:redhat:enterprise_linux:kernel-kdump-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 Ease: No known exploits are available

Patch Publication Date: 1/21/2020

Vulnerability Publication Date: 1/4/2018

Reference Information

CVE: CVE-2018-3693, CVE-2018-18559, CVE-2019-3846, CVE-2019-8912, CVE-2019-10126, CVE-2019-11487, CVE-2019-14814, CVE-2019-14815, CVE-2019-14816, CVE-2019-17133, CVE-2019-18660

BID: 105724, 107063, 108004, 108054, 108521, 108817

RHSA: 2020:0174

CWE: 120, 122, 200, 416