Detections
Analytics
RHEL 6 : kernel (RHSA-2018:2391)
high Nessus Plugin ID 111732
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Synopsis
The remote Red Hat host is missing one or more security updates for kernel.Description
The remote Redhat Enterprise Linux 6 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2018:2391 advisory.- Kernel: hw: cpu: L1 terminal fault (L1TF) (CVE-2018-3620, CVE-2018-3646)
- kernel: kvm: vmx: host GDT limit corruption (CVE-2018-10901)
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-2018:2391.See Also
http://www.nessus.org/u?da6645f4
https://access.redhat.com/security/vulnerabilities/L1TF
https://bugzilla.redhat.com/show_bug.cgi?id=1585005
https://bugzilla.redhat.com/show_bug.cgi?id=1601849
https://access.redhat.com/errata/RHSA-2018:2391
https://access.redhat.com/security/updates/classification/#important
Plugin Details
Severity: High
ID: 111732
File Name: redhat-RHSA-2018-2391.nasl
Version: 1.14
Type: local
Agent: unix
Family: Red Hat Local Security Checks
Published: 8/15/2018
Updated: 8/21/2024
Supported Sensors: Frictionless Assessment AWS, Frictionless Assessment Azure, Frictionless Assessment Agent, Nessus Agent, Agentless Assessment, Nessus
Risk Information
VPR
Risk Factor: Medium
Score: 5.9
CVSS v2
Risk Factor: High
Base Score: 7.2
Temporal Score: 5.3
Vector: CVSS2#AV:L/AC:L/Au:N/C:C/I:C/A:C
CVSS Score Source: CVE-2018-10901
CVSS v3
Risk Factor: High
Base Score: 7.8
Temporal Score: 6.8
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:U/RL:O/RC:C
Vulnerability Information
CPE: p-cpe:/a:redhat:enterprise_linux:kernel, p-cpe:/a:redhat:enterprise_linux:kernel-headers, p-cpe:/a:redhat:enterprise_linux:kernel-firmware, 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, cpe:/o:redhat:rhel_eus:6.7, p-cpe:/a:redhat:enterprise_linux:python-perf, p-cpe:/a:redhat:enterprise_linux:kernel-kdump-devel, p-cpe:/a:redhat:enterprise_linux:kernel-devel, 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 Ease: No known exploits are available
Patch Publication Date: 8/14/2018
Vulnerability Publication Date: 7/26/2018