RHEL 7 : Virtualization Manager (RHSA-2020:0730)

medium Nessus Plugin ID 134344
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VPR Score: 7.1

Synopsis

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

Description

An update for qemu-kvm-rhev is now available for Red Hat Virtualization Engine 4.2.

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.

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

Security Fix(es) :

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

* QEMU: block: iscsi: OOB heap access via an unexpected response of iSCSI Server (CVE-2020-1711)

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 7.6.z Bug] [KVM][CLX] CPUID_7_0_EDX_ARCH_CAPABILITIES is not enabled in VM qemu-kvm-rhev (BZ#1730601)

* qemu-kvm-rhev: backport cpuidle-haltpoll support (BZ#1746281)

Enhancement(s) :

* [Intel 7.7 FEAT] MDS_NO exposure to guest - qemu-kvm-rhev (BZ#1743632)

Solution

Update the affected packages.

See Also

https://access.redhat.com/solutions/tsx-asynchronousabort

https://access.redhat.com/errata/RHSA-2020:0730

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

https://access.redhat.com/security/cve/cve-2020-1711

Plugin Details

Severity: Medium

ID: 134344

File Name: redhat-RHSA-2020-0730.nasl

Version: 1.2

Type: local

Agent: unix

Published: 3/9/2020

Updated: 3/11/2020

Dependencies: ssh_get_info.nasl

Risk Information

Risk Factor: Medium

VPR Score: 7.1

CVSS v2.0

Base Score: 6.5

Temporal Score: 4.8

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

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

CVSS v3.0

Base Score: 9.9

Temporal Score: 8.6

Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

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

Vulnerability Information

CPE: p-cpe:/a:redhat:enterprise_linux:qemu-img-rhev, p-cpe:/a:redhat:enterprise_linux:qemu-kvm-common-rhev, p-cpe:/a:redhat:enterprise_linux:qemu-kvm-rhev, p-cpe:/a:redhat:enterprise_linux:qemu-kvm-rhev-debuginfo, p-cpe:/a:redhat:enterprise_linux:qemu-kvm-tools-rhev, cpe:/o:redhat:enterprise_linux:7

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: 3/5/2020

Vulnerability Publication Date: 11/14/2019

Reference Information

CVE: CVE-2019-11135, CVE-2020-1711

RHSA: 2020:0730