RHEL 7 : kernel-alt (RHSA-2019:3217)

high Nessus Plugin ID 130373

Synopsis

The remote Red Hat host is missing one or more security updates for kernel-alt.

Description

The remote Redhat Enterprise Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2019:3217 advisory.

- kernel: MIDI driver race condition leads to a double-free (CVE-2018-10902)

- kernel: Use-after-free in __blk_drain_queue() function in block/blk-core.c (CVE-2018-20856)

- kernel: a NULL pointer dereference in drivers/scsi/megaraid/megaraid_sas_base.c leading to DoS (CVE-2019-11810)

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

- hardware: bluetooth: BR/EDR encryption key negotiation attacks (KNOB) (CVE-2019-9506)

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 RHEL kernel-alt package based on the guidance in RHSA-2019:3217.

See Also

https://access.redhat.com/errata/RHSA-2019:3217

https://access.redhat.com/security/cve/CVE-2018-10902

https://access.redhat.com/security/cve/CVE-2018-20856

https://access.redhat.com/security/cve/CVE-2019-11810

https://access.redhat.com/security/cve/CVE-2019-9500

https://access.redhat.com/security/cve/CVE-2019-9506

https://bugzilla.redhat.com/1590720

https://bugzilla.redhat.com/1701224

https://bugzilla.redhat.com/1709164

https://bugzilla.redhat.com/1727857

https://bugzilla.redhat.com/1738705

Plugin Details

Severity: High

ID: 130373

File Name: redhat-RHSA-2019-3217.nasl

Version: 1.5

Type: local

Agent: unix

Published: 10/30/2019

Updated: 2/7/2024

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

Risk Information

VPR

Risk Factor: High

Score: 7.3

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:kernel, 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, cpe:/o:redhat:enterprise_linux:7

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: 10/29/2019

Vulnerability Publication Date: 8/21/2018

Reference Information

CVE: CVE-2018-10902, CVE-2018-20856, CVE-2019-11810, CVE-2019-9500, CVE-2019-9506

CWE: 119, 122, 327, 416, 476

RHSA: 2019:3217