CentOS 6 : spice-server (CESA-2015:1715)

medium Nessus Plugin ID 86508

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Synopsis

The remote CentOS host is missing one or more security updates.

Description

An updated spice-server package that fixes one security issue is now available for Red Hat Enterprise Linux 6.

Red Hat Product Security has rated this update as having Important security impact. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available from the CVE link in the References section.

The Simple Protocol for Independent Computing Environments (SPICE) is a remote display protocol for virtual environments. SPICE users can access a virtualized desktop or server from the local system or any system with network access to the server. SPICE is used in Red Hat Enterprise Linux for viewing virtualized guests running on the Kernel-based Virtual Machine (KVM) hypervisor or on Red Hat Enterprise Virtualization Hypervisors.

A race condition flaw, leading to a heap-based memory corruption, was found in spice's worker_update_monitors_config() function, which runs under the QEMU-KVM context on the host. A user in a guest could leverage this flaw to crash the host QEMU-KVM process or, possibly, execute arbitrary code with the privileges of the host QEMU-KVM process. (CVE-2015-3247)

This issue was discovered by Frediano Ziglio of Red Hat.

All spice-server users are advised to upgrade to this updated package, which contains a backported patch to correct this issue.

Solution

Update the affected spice-server packages.

Plugin Details

Severity: Medium

ID: 86508

File Name: centos_RHSA-2015-1715.nasl

Version: 2.6

Type: local

Agent: unix

Family: CentOS Local Security Checks

Published: 10/22/2015

Updated: 1/4/2021

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

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: Medium

Base Score: 6.9

Temporal Score: 5.1

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

CVSS Score Source: CVE-2015-3247

Vulnerability Information

CPE: p-cpe:/a:centos:centos:spice-server-devel, p-cpe:/a:centos:centos:spice-server, cpe:/o:centos:centos:6

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

Exploit Ease: No known exploits are available

Patch Publication Date: 9/3/2015

Vulnerability Publication Date: 9/8/2015

Reference Information

CVE: CVE-2015-3247

RHSA: 2015:1715

Detections

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