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

high Nessus Plugin ID 130373

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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.

 The kernel-alt packages provide the Linux kernel version 4.x.

 Security Fix(es):

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

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

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

 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):

 * kernel modules pkey and paes_s390 are not available (BZ#1719192)

 * pkey: Indicate old mkvp only if old and curr. mkvp are different (BZ#1720621)

 * System dropped into Mon running softboots Exception: 501 (Hardware Interrupt) at c00000000000a814 replay_interrupt_return+0x0/0x4 (ipmi) (BZ#1737563)

 * kernel: jump label transformation performance (BZ#1739143)

 * Backport i40e MDD detection removal for PFs (BZ#1747618)

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

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

http://www.nessus.org/u?66973785

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

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

https://bugzilla.redhat.com/show_bug.cgi?id=1590720

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

https://bugzilla.redhat.com/show_bug.cgi?id=1709164

https://bugzilla.redhat.com/show_bug.cgi?id=1727857

https://bugzilla.redhat.com/show_bug.cgi?id=1738705

Plugin Details

Severity: High

ID: 130373

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

Version: 1.9

Type: local

Agent: unix

Published: 10/30/2019

Updated: 11/6/2024

Supported Sensors: Frictionless Assessment AWS, Frictionless Assessment Azure, Frictionless Assessment Agent, Nessus Agent, Agentless Assessment, Continuous Assessment, 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:kernel-tools, p-cpe:/a:redhat:enterprise_linux:kernel-headers, 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-bootwrapper, p-cpe:/a:redhat:enterprise_linux:kernel-alt, p-cpe:/a:redhat:enterprise_linux:kernel-tools-libs, p-cpe:/a:redhat:enterprise_linux:python-perf, 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: 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