Oracle Linux 7 : qemu-kvm (ELSA-2020-0366)

high Nessus Plugin ID 133513

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Synopsis

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

Description

From Red Hat Security Advisory 2020:0366 :

An update for qemu-kvm is now available for Red Hat Enterprise Linux 7.

Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

Kernel-based Virtual Machine (KVM) is a full virtualization solution for Linux on a variety of architectures. The qemu-kvm packages provide the user-space component for running virtual machines that use KVM.

Security Fix(es) :

* hw: TSX Transaction Asynchronous Abort (TAA) (CVE-2019-11135)

* QEMU: slirp: heap buffer overflow during packet reassembly (CVE-2019-14378)

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) :

* [Intel 7.8 Bug] [KVM][CLX] CPUID_7_0_EDX_ARCH_CAPABILITIES is not enabled in VM qemu-kvm (BZ#1730606)

Enhancement(s) :

* [Intel 7.8 FEAT] MDS_NO exposure to guest - qemu-kvm (BZ#1755333)

Solution

Update the affected qemu-kvm packages.

Plugin Details

Severity: High

ID: 133513

File Name: oraclelinux_ELSA-2020-0366.nasl

Version: 1.3

Type: local

Agent: unix

Family: Oracle Linux Local Security Checks

Published: 2/6/2020

Updated: 3/28/2024

Supported Sensors: Frictionless Assessment Agent, Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: Medium

Base Score: 6.5

Temporal Score: 5.1

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

CVSS Score Source: CVE-2019-14378

CVSS v3

Risk Factor: High

Base Score: 8.8

Temporal Score: 7.9

Vector: CVSS:3.0/AV:N/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

Vulnerability Information

CPE: p-cpe:/a:oracle:linux:qemu-img, p-cpe:/a:oracle:linux:qemu-kvm, p-cpe:/a:oracle:linux:qemu-kvm-common, p-cpe:/a:oracle:linux:qemu-kvm-tools, cpe:/o:oracle:linux:7

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 2/5/2020

Vulnerability Publication Date: 7/29/2019

Reference Information

CVE: CVE-2019-11135, CVE-2019-14378

RHSA: 2020:0366

Detections

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