RHEL 8 : kernel (RHSA-2020:3010)

high Nessus Plugin ID 138805
New! Plugin Severity Now Using CVSS v3

The calculated severity for Plugins has been updated to use CVSS v3 by default. Plugins that do not have a CVSS v3 score will fall back to CVSS v2 for calculating severity. Severity display preferences can be toggled in the settings dropdown.

Synopsis

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

Description

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2020:3010 advisory.

- kernel: use-after-free in sound/core/timer.c (CVE-2019-19807)

- kernel: kvm: Information leak within a KVM guest (CVE-2019-3016)

- kernel: kernel: DAX hugepages not considered during mremap (CVE-2020-10757)

- kernel: Rogue cross-process SSBD shutdown. Linux scheduler logical bug allows an attacker to turn off the SSBD protection. (CVE-2020-10766)

- kernel: Indirect Branch Prediction Barrier is force- disabled when STIBP is unavailable or enhanced IBRS is available. (CVE-2020-10767)

- kernel: Indirect branch speculation can be enabled after it was force-disabled by the PR_SPEC_FORCE_DISABLE prctl command. (CVE-2020-10768)

- kernel: buffer overflow in mwifiex_cmd_append_vsie_tlv function in drivers/net/wireless/marvell/mwifiex/scan.c (CVE-2020-12653)

- kernel: heap-based buffer overflow in mwifiex_ret_wmm_get_status function in drivers/net/wireless/marvell/mwifiex/wmm.c (CVE-2020-12654)

- Kernel: vfio: access to disabled MMIO space of some devices may lead to DoS scenario (CVE-2020-12888)

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/119.html

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/248.html

https://cwe.mitre.org/data/definitions/362.html

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

https://cwe.mitre.org/data/definitions/440.html

https://access.redhat.com/security/cve/CVE-2019-3016

https://access.redhat.com/security/cve/CVE-2019-19807

https://access.redhat.com/security/cve/CVE-2020-10757

https://access.redhat.com/security/cve/CVE-2020-10766

https://access.redhat.com/security/cve/CVE-2020-10767

https://access.redhat.com/security/cve/CVE-2020-10768

https://access.redhat.com/security/cve/CVE-2020-12653

https://access.redhat.com/security/cve/CVE-2020-12654

https://access.redhat.com/security/cve/CVE-2020-12888

https://access.redhat.com/errata/RHSA-2020:3010

https://bugzilla.redhat.com/1786078

https://bugzilla.redhat.com/1792167

https://bugzilla.redhat.com/1831868

https://bugzilla.redhat.com/1832530

https://bugzilla.redhat.com/1836244

https://bugzilla.redhat.com/1842525

https://bugzilla.redhat.com/1845840

https://bugzilla.redhat.com/1845867

https://bugzilla.redhat.com/1845868

Plugin Details

Severity: High

ID: 138805

File Name: redhat-RHSA-2020-3010.nasl

Version: 1.4

Type: local

Agent: unix

Published: 7/21/2020

Updated: 3/24/2021

Dependencies: ssh_get_info.nasl, linux_alt_patch_detect.nasl

Risk Information

CVSS Score Source: CVE-2019-19807

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: High

Base Score: 7.2

Temporal Score: 5.3

Vector: AV:L/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: 7.8

Temporal Score: 6.8

Vector: CVSS:3.0/AV:L/AC:L/PR:L/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:8, cpe:/o:redhat:rhel_aus:8.2, cpe:/o:redhat:rhel_e4s:8.2, cpe:/o:redhat:rhel_eus:8.2, cpe:/o:redhat:rhel_eus:8.4, cpe:/o:redhat:rhel_tus:8.2, p-cpe:/a:redhat:enterprise_linux:bpftool, p-cpe:/a:redhat:enterprise_linux:kernel, p-cpe:/a:redhat:enterprise_linux:kernel-abi-whitelists, p-cpe:/a:redhat:enterprise_linux:kernel-core, p-cpe:/a:redhat:enterprise_linux:kernel-cross-headers, p-cpe:/a:redhat:enterprise_linux:kernel-debug, p-cpe:/a:redhat:enterprise_linux:kernel-debug-core, p-cpe:/a:redhat:enterprise_linux:kernel-debug-devel, p-cpe:/a:redhat:enterprise_linux:kernel-debug-modules, p-cpe:/a:redhat:enterprise_linux:kernel-debug-modules-extra, p-cpe:/a:redhat:enterprise_linux:kernel-devel, p-cpe:/a:redhat:enterprise_linux:kernel-headers, p-cpe:/a:redhat:enterprise_linux:kernel-modules, p-cpe:/a:redhat:enterprise_linux:kernel-modules-extra, 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:kernel-zfcpdump, p-cpe:/a:redhat:enterprise_linux:kernel-zfcpdump-core, p-cpe:/a:redhat:enterprise_linux:kernel-zfcpdump-devel, p-cpe:/a:redhat:enterprise_linux:kernel-zfcpdump-modules, p-cpe:/a:redhat:enterprise_linux:kernel-zfcpdump-modules-extra, p-cpe:/a:redhat:enterprise_linux:perf, p-cpe:/a:redhat:enterprise_linux:python3-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: 7/21/2020

Vulnerability Publication Date: 12/15/2019

Reference Information

CVE: CVE-2019-3016, CVE-2019-19807, CVE-2020-10757, CVE-2020-10766, CVE-2020-10767, CVE-2020-10768, CVE-2020-12653, CVE-2020-12654, CVE-2020-12888

RHSA: 2020:3010

CWE: 119, 120, 122, 200, 248, 362, 416, 440