Oracle Linux 7 : qemu-kvm (ELSA-2018-0816)

high Nessus Plugin ID 109106

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Synopsis

The remote Oracle Linux host is missing one or more security updates.

Description

From Red Hat Security Advisory 2018:0816 :

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 Low. 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) :

* Qemu: vga: OOB read access during display update (CVE-2017-13672)

* Qemu: Slirp: use-after-free when sending response (CVE-2017-13711)

* Qemu: memory exhaustion through framebuffer update request message in VNC server (CVE-2017-15124)

* Qemu: I/O: potential memory exhaustion via websock connection to VNC (CVE-2017-15268)

* Qemu: Out-of-bounds read in vga_draw_text routine (CVE-2018-5683)

For more details about the security issue(s), including the impact, a CVSS score, and other related information, refer to the CVE page(s) listed in the References section.

Red Hat would like to thank David Buchanan for reporting CVE-2017-13672; Wjjzhang (Tencent.com) for reporting CVE-2017-13711;
and Jiang Xin and Lin ZheCheng for reporting CVE-2018-5683. The CVE-2017-15124 issue was discovered by Daniel Berrange (Red Hat).

Additional Changes :

For detailed information on changes in this release, see the Red Hat Enterprise Linux 7.5 Release Notes linked from the References section.

Solution

Update the affected qemu-kvm packages.

Plugin Details

Severity: High

ID: 109106

File Name: oraclelinux_ELSA-2018-0816.nasl

Version: 1.2

Type: local

Agent: unix

Family: Oracle Linux Local Security Checks

Published: 4/18/2018

Updated: 9/27/2019

Supported Sensors: Frictionless Assessment Agent, Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 5.2

CVSS v2

Risk Factor: High

Base Score: 7.8

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

CVSS v3

Risk Factor: High

Base Score: 7.5

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

Vulnerability Information

CPE: p-cpe:/a:oracle:linux:qemu-img, p-cpe:/a:oracle:linux:qemu-kvm, p-cpe:/a:oracle:linux:qemu-kvm-common, p-cpe:/a:oracle:linux:qemu-kvm-tools, cpe:/o:oracle:linux:7

Required KB Items: Host/local_checks_enabled, Host/RedHat/release, Host/RedHat/rpm-list, Host/OracleLinux

Patch Publication Date: 4/17/2018

Vulnerability Publication Date: 9/1/2017

Reference Information

CVE: CVE-2017-13672, CVE-2017-13711, CVE-2017-15124, CVE-2017-15268, CVE-2018-5683

RHSA: 2018:0816

Detections

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