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RHEL 7 : kernel (RHSA-2019:4168)

high Nessus Plugin ID 131982

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Synopsis

The remote Red Hat host is missing a security update for kernel.

Description

The remote Redhat Enterprise Linux 7 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2019:4168 advisory.

 The kernel packages contain the Linux kernel, the core of any Linux operating system.

 Security Fix(es):

 * kernel: brcmfmac heap buffer overflow in brcmf_wowl_nd_results (CVE-2019-9500)

 For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

 Bug Fix(es):

 * [HPEMC 7.7 BUG] Protect against concurrent calls into UV BIOS (BZ#1720367)

 * A cluster node has multiple hung mv processes that are accessing a gfs2 filesystem. (BZ#1721911)

 * alua messages flooding serial console leading to cluster failover delays (BZ#1754849)

 * kernel build: parallelize redhat/mod-sign.sh (BZ#1755329)

 * kernel build: speed up module compression step (BZ#1755338)

 * Nested VirtualBox VMs on Windows guest has the potential of impacting memory region allocated to other KVM guests (BZ#1755782)

 * [Intel 7.8 Bug] [KVM][CLX] CPUID_7_0_EDX_ARCH_CAPABILITIES is not enabled in VM. (BZ#1757756)

 * OS getting restarted because of driver issue with QLogic Corp. ISP2532-based 8Gb Fibre Channel to PCI Express HBA [1077:2532] (rev 02). (BZ#1759446)

 * patchset for x86/atomic: Fix smp_mb__{before,after}_atomic() (BZ#1772810)

Tenable has extracted the preceding description block directly from the Red Hat Enterprise Linux security advisory.

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 RHEL kernel package based on the guidance in RHSA-2019:4168.

See Also

http://www.nessus.org/u?47930d90

https://access.redhat.com/errata/RHSA-2019:4168

https://access.redhat.com/security/updates/classification/#important

https://bugzilla.redhat.com/show_bug.cgi?id=1701224

Plugin Details

Severity: High

ID: 131982

File Name: redhat-RHSA-2019-4168.nasl

Version: 1.7

Type: local

Agent: unix

Published: 12/12/2019

Updated: 11/7/2024

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

Risk Information

VPR

Risk Factor: High

Score: 7.3

Vendor

Vendor Severity: Important

CVSS v2

Risk Factor: High

Base Score: 7.9

Temporal Score: 6.2

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

CVSS Score Source: CVE-2019-9500

CVSS v3

Risk Factor: High

Base Score: 8.3

Temporal Score: 7.5

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

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

Vulnerability Information

CPE: p-cpe:/a:redhat:enterprise_linux:bpftool, p-cpe:/a:redhat:enterprise_linux:kernel-tools, p-cpe:/a:redhat:enterprise_linux:kernel-headers, cpe:/o:redhat:rhel_eus:7.6, cpe:/o:redhat:enterprise_linux:7, p-cpe:/a:redhat:enterprise_linux:kernel-devel, p-cpe:/a:redhat:enterprise_linux:kernel-tools-libs-devel, p-cpe:/a:redhat:enterprise_linux:kernel-debug-devel, p-cpe:/a:redhat:enterprise_linux:kernel-kdump, p-cpe:/a:redhat:enterprise_linux:kernel-bootwrapper, p-cpe:/a:redhat:enterprise_linux:kernel-tools-libs, p-cpe:/a:redhat:enterprise_linux:python-perf, p-cpe:/a:redhat:enterprise_linux:kernel-kdump-devel, p-cpe:/a:redhat:enterprise_linux:kernel, p-cpe:/a:redhat:enterprise_linux:kernel-debug, p-cpe:/a:redhat:enterprise_linux: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: 12/10/2019

Vulnerability Publication Date: 1/16/2020

Reference Information

CVE: CVE-2019-9500

CWE: 122

RHSA: 2019:4168