RHEL 7 : qemu-kvm (RHSA-2020:0366)

Medium Nessus Plugin ID 133482

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VPR Score: 8.4

Synopsis

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

Description

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 packages.

See Also

https://cwe.mitre.org/data/definitions/122.html

https://cwe.mitre.org/data/definitions/203.html

https://cwe.mitre.org/data/definitions/226.html

https://cwe.mitre.org/data/definitions/385.html

https://access.redhat.com/security/cve/CVE-2019-11135

https://access.redhat.com/security/cve/CVE-2019-14378

https://access.redhat.com/errata/RHSA-2020:0366

https://bugzilla.redhat.com/1734745

https://bugzilla.redhat.com/1753062

Plugin Details

Severity: Medium

ID: 133482

File Name: redhat-RHSA-2020-0366.nasl

Version: 1.3

Type: local

Agent: unix

Published: 2020/02/05

Updated: 2020/11/18

Dependencies: 12634

Risk Information

Risk Factor: Medium

VPR Score: 8.4

CVSS Score Source: CVE-2019-14378

CVSS v2.0

Base Score: 6.5

Temporal Score: 5.1

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

Temporal Vector: CVSS2#E:POC/RL:OF/RC:C

CVSS v3.0

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: cpe:/o:redhat:enterprise_linux:7, cpe:/o:redhat:enterprise_linux:7::client, cpe:/o:redhat:enterprise_linux:7::computenode, cpe:/o:redhat:enterprise_linux:7::server, cpe:/o:redhat:enterprise_linux:7::workstation, cpe:/o:redhat:rhel_aus:7.7, cpe:/o:redhat:rhel_aus:7.7::client, cpe:/o:redhat:rhel_aus:7.7::computenode, cpe:/o:redhat:rhel_aus:7.7::server, cpe:/o:redhat:rhel_aus:7.7::workstation, cpe:/o:redhat:rhel_e4s:7.7, cpe:/o:redhat:rhel_e4s:7.7::client, cpe:/o:redhat:rhel_e4s:7.7::computenode, cpe:/o:redhat:rhel_e4s:7.7::server, cpe:/o:redhat:rhel_e4s:7.7::workstation, cpe:/o:redhat:rhel_eus:7.7, cpe:/o:redhat:rhel_eus:7.7::client, cpe:/o:redhat:rhel_eus:7.7::computenode, cpe:/o:redhat:rhel_eus:7.7::server, cpe:/o:redhat:rhel_eus:7.7::workstation, cpe:/o:redhat:rhel_tus:7.7, cpe:/o:redhat:rhel_tus:7.7::client, cpe:/o:redhat:rhel_tus:7.7::computenode, cpe:/o:redhat:rhel_tus:7.7::server, cpe:/o:redhat:rhel_tus:7.7::workstation, p-cpe:/a:redhat:enterprise_linux:qemu-img, p-cpe:/a:redhat:enterprise_linux:qemu-kvm, p-cpe:/a:redhat:enterprise_linux:qemu-kvm-common, p-cpe:/a:redhat:enterprise_linux:qemu-kvm-tools

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: 2020/02/04

Vulnerability Publication Date: 2019/07/29

Reference Information

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

RHSA: 2020:0366

CWE: 122, 203, 226, 385