RHEL 7 : qemu-kvm-rhev (RHSA-2020:1216)

high Nessus Plugin ID 135033

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Synopsis

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

Description

The remote Redhat Enterprise Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2020:1216 advisory.

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):

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

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

* QEMU: qxl: null pointer dereference while releasing spice resources (CVE-2019-12155)

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):

* After host update, older windows clients have large time drift (BZ#1639098)

* [v2v] Migration performance regression (BZ#1648622)

* Live storage migration fails with: TimeoutError: Timed out during operation: cannot acquire state change lock (held by monitor=remoteDispatchConnectGetAllDomainStats) and the VM becomes 'Not Responding' (BZ#1665256)

* QEMU gets stuck on resume/cont call from libvirt (BZ#1673546)

* [Intel 7.8 Bug] [KVM][CLX] CPUID_7_0_EDX_ARCH_CAPABILITIES is not enabled in VM qemu-kvm-rhev (BZ#1709972)

* qemu aborts in blockCommit: qemu-kvm: block.c:3486: bdrv_replace_node: Assertion `!({
_Static_assert(!(sizeof(*&from->in_flight) > 8), not expecting: sizeof(*&from->in_flight) > ATOMIC_REG_SIZE); __atomic_load_n(&from->in_flight, 0); })' failed. (BZ#1711643)

* ccid: Fix incorrect dwProtocol advertisement of T=0 (BZ#1721522)

* Fail to migrate a rhel6.10-mt7.6 guest with dimm device (BZ#1724048)

* qemu-kvm: backport cpuidle-haltpoll support (BZ#1734502)

* qemu, qemu-img fail to detect alignment with XFS and Gluster/XFS on 4k block device (BZ#1743365)

* ISST-LTE:RHV4.3 on RHEL7.6 kvm host:Power8:Tuleta-L:lotg7: call traces dumped on guest while performing guest migration (qemu-kvm-rhev) (BZ#1743508)

* qemu coredump: qemu-kvm: block/create.c:68: qmp_blockdev_create: Assertion `drv' failed (BZ#1746224)

* [Data plane]virtio_scsi_ctx_check: Assertion `blk_get_aio_context(d->conf.blk) == s->ctx' failed when unplug a device that running block stream on it (BZ#1764120)

* qemu-kvm crashes when Windows VM is migrated with multiqueue (BZ#1775251)

Enhancement(s):

* [Intel 7.8 FEAT] MDS_NO exposure to guest - qemu-kvm-rhev (BZ#1716726)

Tenable has extracted the preceding description block directly from the Red Hat Enterprise 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.

Plugin Details

Severity: High

ID: 135033

File Name: redhat-RHSA-2020-1216.nasl

Version: 1.12

Type: local

Agent: unix

Family: Red Hat Local Security Checks

Published: 3/31/2020

Updated: 11/7/2024

Supported Sensors: Agentless Assessment, Frictionless Assessment Agent, Frictionless Assessment AWS, Frictionless Assessment Azure, Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

Vendor

Vendor Severity: Important

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

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: 3/31/2020

Vulnerability Publication Date: 5/22/2019

Reference Information

CVE: CVE-2019-12155, CVE-2019-14378, CVE-2020-1711

BID: 108429

CWE: 122, 476

RHSA: 2020:1216

Detections

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