RHEL 6 : qemu-kvm (RHSA-2019:2892)

high Nessus Plugin ID 129332

Synopsis

The remote Red Hat host is missing one or more security updates for qemu-kvm.

Description

The remote Redhat Enterprise Linux 6 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2019:2892 advisory.

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):

* QEMU: slirp: heap buffer overflow while reassembling fragmented datagrams (CVE-2018-11806)

* QEMU: slirp: heap buffer overflow in tcp_emu() (CVE-2019-6778)

* QEMU: ne2000: integer overflow leads to buffer overflow issue (CVE-2018-10839)

* QEMU: pcnet: integer overflow leads to buffer overflow (CVE-2018-17962)

* 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.

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 RHEL qemu-kvm package based on the guidance in RHSA-2019:2892.

See Also

http://www.nessus.org/u?f2795429

https://access.redhat.com/errata/RHSA-2019:2892

https://access.redhat.com/security/updates/classification/#important

https://bugzilla.redhat.com/show_bug.cgi?id=1581013

https://bugzilla.redhat.com/show_bug.cgi?id=1586245

https://bugzilla.redhat.com/show_bug.cgi?id=1636773

https://bugzilla.redhat.com/show_bug.cgi?id=1664205

https://bugzilla.redhat.com/show_bug.cgi?id=1712670

Plugin Details

Severity: High

ID: 129332

File Name: redhat-RHSA-2019-2892.nasl

Version: 1.8

Type: local

Agent: unix

Published: 9/25/2019

Updated: 11/6/2024

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

Risk Information

VPR

Risk Factor: High

Score: 7.3

Vendor

Vendor Severity: Important

CVSS v2

Risk Factor: High

Base Score: 7.2

Temporal Score: 5.6

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

CVSS Score Source: CVE-2018-11806

CVSS v3

Risk Factor: High

Base Score: 8.2

Temporal Score: 7.4

Vector: CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:C/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-guest-agent, cpe:/o:redhat:enterprise_linux:6, p-cpe:/a:redhat:enterprise_linux:qemu-img, p-cpe:/a:redhat:enterprise_linux:qemu-kvm-tools, p-cpe:/a:redhat:enterprise_linux:qemu-kvm

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: 9/24/2019

Vulnerability Publication Date: 6/13/2018

Reference Information

CVE: CVE-2018-10839, CVE-2018-11806, CVE-2018-17962, CVE-2019-12155, CVE-2019-6778

CWE: 121, 122, 476

RHSA: 2019:2892