RHEL 6 : kernel (RHSA-2020:3548)

critical Nessus Plugin ID 139807
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VPR Score: 6.7

Synopsis

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

Description

The remote Redhat Enterprise Linux 6 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2020:3548 advisory.

- kernel: Null pointer dereference in search_keyring (CVE-2017-2647)

- kernel: heap-based buffer overflow in lbs_ibss_join_existing function in drivers/net/wireless/marvell/libertas/cfg.c (CVE-2019-14896)

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/122.html

https://cwe.mitre.org/data/definitions/476.html

https://access.redhat.com/security/cve/CVE-2017-2647

https://access.redhat.com/security/cve/CVE-2019-14896

https://access.redhat.com/errata/RHSA-2020:3548

https://bugzilla.redhat.com/1428353

https://bugzilla.redhat.com/1774875

Plugin Details

Severity: Critical

ID: 139807

File Name: redhat-RHSA-2020-3548.nasl

Version: 1.4

Type: local

Agent: unix

Published: 8/25/2020

Updated: 3/24/2021

Dependencies: ssh_get_info.nasl, linux_alt_patch_detect.nasl

Risk Information

Risk Factor: Critical

VPR Score: 6.7

CVSS Score Source: CVE-2019-14896

CVSS v2.0

Base Score: 10

Temporal Score: 7.4

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

Temporal Vector: E:U/RL:OF/RC:C

CVSS v3.0

Base Score: 9.8

Temporal Score: 8.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/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:6, p-cpe:/a:redhat:enterprise_linux:kernel, p-cpe:/a:redhat:enterprise_linux:kernel-abi-whitelists, 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-firmware, 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:perf, p-cpe:/a:redhat:enterprise_linux:python-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: 8/25/2020

Vulnerability Publication Date: 3/20/2017

Reference Information

CVE: CVE-2017-2647, CVE-2019-14896

BID: 97258

RHSA: 2020:3548

CWE: 122, 476