Detections
Analytics

Oracle Linux 7 : kernel (ELSA-2018-0395)

high Nessus Plugin ID 107203

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Synopsis

The remote Oracle Linux host is missing one or more security updates.

Description

The remote Oracle Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2018-0395 advisory.

 - [x86] kvm: mmu: always terminate page walks at level 1 (Paolo Bonzini) [1500382 1500381] {CVE-2017-12188}
 - [x86] kvm: nVMX: update last_nonleaf_level when initializing nested EPT (Denys Vlasenko) [1500382 1500381] {CVE-2017-12188}
 - [x86] kvm: fix singlestepping over syscall (Paolo Bonzini) [1464480 1464481] {CVE-2017-7518}

Tenable has extracted the preceding description block directly from the Oracle 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 affected packages.

See Also

https://linux.oracle.com/errata/ELSA-2018-0395.html

Plugin Details

Severity: High

ID: 107203

File Name: oraclelinux_ELSA-2018-0395.nasl

Version: 1.8

Type: local

Agent: unix

Published: 3/8/2018

Updated: 10/22/2024

Supported Sensors: Frictionless Assessment Agent, Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: High

Score: 7.3

CVSS v2

Risk Factor: Medium

Base Score: 6.9

Temporal Score: 5.1

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

CVSS Score Source: CVE-2017-12188

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

CVSS Score Source: CVE-2017-7518

Vulnerability Information

CPE: p-cpe:/a:oracle:linux:kernel-abi-whitelists, p-cpe:/a:oracle:linux:kernel-tools-libs-devel, p-cpe:/a:oracle:linux:kernel-devel, p-cpe:/a:oracle:linux:kernel-tools-libs, p-cpe:/a:oracle:linux:perf, cpe:/o:oracle:linux:7, p-cpe:/a:oracle:linux:kernel-tools, p-cpe:/a:oracle:linux:python-perf, p-cpe:/a:oracle:linux:kernel-debug-devel, p-cpe:/a:oracle:linux:kernel-debug, p-cpe:/a:oracle:linux:kernel-headers, p-cpe:/a:oracle:linux:kernel

Required KB Items: Host/local_checks_enabled, Host/RedHat/release, Host/RedHat/rpm-list, Host/OracleLinux

Exploit Ease: No known exploits are available

Patch Publication Date: 3/7/2018

Vulnerability Publication Date: 6/23/2017

Reference Information

CVE: CVE-2017-12188, CVE-2017-7518

RHSA: 2018:0395