RHEL 7 : kernel (RHSA-2020:3220)

high Nessus Plugin ID 139199

Synopsis

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

Description

The remote Redhat Enterprise Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2020:3220 advisory.

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

Security Fix(es):

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

* 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: use-after-free caused by a malicious USB device in the drivers/hid/usbhid/hiddev.c driver (CVE-2019-19527)

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):

* RHEL7.7 - scsi: ibmvfc: Avoid loss of all paths during SVC node reboot (BZ#1830889)

* [DELL EMC 7.8 BUG bnxt_en] Error messages related to hwrm observed for BCM 57504 under dmesg in RHEL 7.8 (BZ#1834190)

* kernel: provide infrastructure to support dual-signing of the kernel (foundation to help address CVE-2020-10713) (BZ#1837429)

* RHEL7.7 - Request: retrofit kernel commit f82b4b6 to RHEL 7.7/7.8 3.10 kernels. (BZ#1838602)

* kipmi thread high CPU consumption when performing BMC firmware upgrade (BZ#1841825)

* RHEL7.7 - virtio-blk: fix hw_queue stopped on arbitrary error (kvm) (BZ#1842994)

* rhel 7 infinite blocked waiting on inode_dio_wait in nfs (BZ#1845520)

* http request is taking more time for endpoint running on different host via nodeport service (BZ#1847333)

* ext4: change LRU to round-robin in extent status tree shrinker (BZ#1847343)

* libaio is returning duplicate events (BZ#1850055)

* After upgrade to 3.9.89 pod containers with CPU limits fail to start due to cgroup error (BZ#1850500)

* Fix dpdk regression introduced by bz1837297 (BZ#1852245)

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 package based on the guidance in RHSA-2020:3220.

See Also

http://www.nessus.org/u?c7e08665

https://access.redhat.com/errata/RHSA-2020:3220

https://bugzilla.redhat.com/show_bug.cgi?id=1783498

https://bugzilla.redhat.com/show_bug.cgi?id=1831868

https://bugzilla.redhat.com/show_bug.cgi?id=1832530

https://bugzilla.redhat.com/show_bug.cgi?id=1842525

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

https://access.redhat.com/security/vulnerabilities/grub2bootloader

Plugin Details

Severity: High

ID: 139199

File Name: redhat-RHSA-2020-3220.nasl

Version: 1.12

Type: local

Agent: unix

Published: 7/30/2020

Updated: 11/7/2024

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

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

Vendor

Vendor Severity: Important

CVSS v2

Risk Factor: High

Base Score: 7.2

Temporal Score: 5.6

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

CVSS Score Source: CVE-2019-19527

CVSS v3

Risk Factor: High

Base Score: 7.8

Temporal Score: 7

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

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

CVSS Score Source: CVE-2020-12653

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: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: 7/29/2020

Vulnerability Publication Date: 6/11/2019

Reference Information

CVE: CVE-2019-0136, CVE-2019-19527, CVE-2020-10757, CVE-2020-12653, CVE-2020-12654

CWE: 119, 120, 122, 416

RHSA: 2020:3220