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RHEL 7 : qemu-kvm-rhev (RHSA-2020:1296)

medium Nessus Plugin ID 135176

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Synopsis

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

Description

The remote Redhat Enterprise Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2020:1296 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: block: iscsi: OOB heap access via an unexpected response of iSCSI Server (CVE-2020-1711)
 * QEMU: slirp: OOB buffer access while emulating tcp protocols in tcp_emu() (CVE-2020-7039)

 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-rhev package based on the guidance in RHSA-2020:1296.

See Also

http://www.nessus.org/u?e9e38614

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

https://access.redhat.com/errata/RHSA-2020:1296

https://bugzilla.redhat.com/show_bug.cgi?id=1791551

https://bugzilla.redhat.com/show_bug.cgi?id=1794290

Plugin Details

Severity: Medium

ID: 135176

File Name: redhat-RHSA-2020-1296.nasl

Version: 1.11

Type: local

Agent: unix

Published: 4/2/2020

Updated: 11/7/2024

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

Risk Information

VPR

Risk Factor: Medium

Score: 4.0

Vendor

Vendor Severity: Important

CVSS v2

Risk Factor: Medium

Base Score: 6.8

Temporal Score: 5

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

CVSS Score Source: CVE-2020-7039

CVSS v3

Risk Factor: Medium

Base Score: 6

Temporal Score: 5.2

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

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

CVSS Score Source: CVE-2020-1711

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 Ease: No known exploits are available

Patch Publication Date: 4/2/2020

Vulnerability Publication Date: 1/16/2020

Reference Information

CVE: CVE-2020-1711, CVE-2020-7039

CWE: 122

RHSA: 2020:1296