Scientific Linux Security Update : qemu-kvm on SL7.x x86_64 (20180816)

high Nessus Plugin ID 111807
New! Plugin Severity Now Using CVSS v3

The calculated severity for Plugins has been updated to use CVSS v3 by default. Plugins that do not have a CVSS v3 score will fall back to CVSS v2 for calculating severity. Severity display preferences can be toggled in the settings dropdown.

Synopsis

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

Description

Security Fix(es) :

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

- QEMU: i386: multiboot OOB access while loading kernel image (CVE-2018-7550)

Bug Fix(es) :

- Previously, live migrating a Windows guest in some cases caused the guest to become unresponsive. This update ensures that Real-time Clock (RTC) interrupts are not missed, which prevents the problem from occurring.

Solution

Update the affected packages.

See Also

http://www.nessus.org/u?29c7e740

Plugin Details

Severity: High

ID: 111807

File Name: sl_20180816_qemu_kvm_on_SL7_x.nasl

Version: 1.3

Type: local

Agent: unix

Published: 8/17/2018

Updated: 2/24/2020

Dependencies: ssh_get_info.nasl

Risk Information

VPR

Risk Factor: High

Score: 7.3

CVSS v2

Risk Factor: High

Base Score: 7.2

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

CVSS v3

Risk Factor: High

Base Score: 8.8

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

Vulnerability Information

CPE: p-cpe:/a:fermilab:scientific_linux:qemu-img, p-cpe:/a:fermilab:scientific_linux:qemu-kvm, p-cpe:/a:fermilab:scientific_linux:qemu-kvm-common, p-cpe:/a:fermilab:scientific_linux:qemu-kvm-debuginfo, p-cpe:/a:fermilab:scientific_linux:qemu-kvm-tools, x-cpe:/o:fermilab:scientific_linux

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

Patch Publication Date: 8/16/2018

Vulnerability Publication Date: 3/1/2018

Reference Information

CVE: CVE-2018-11806, CVE-2018-7550