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SUSE SLES12 Security Update : libvirt (SUSE-SU-2018:2082-1) (Spectre)

medium Nessus Plugin ID 111434

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Synopsis

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

Description

This update for libvirt fixes the following issues: Security issues fixed :

 - CVE-2017-5715: Fixes for speculative side channel attacks aka 'SpectreAttack' (var2) (bsc#1079869).

 - CVE-2018-3639: Add support for 'ssbd' and 'virt-ssbd' CPUID feature bits to address V4 Speculative Store Bypass aka 'Memory Disambiguation' (bsc#1092885).

 - CVE-2018-1064: Fix denial of service problem during reading from guest agent (bsc#1083625).

 - CVE-2018-5748: Fix resource exhaustion via qemuMonitorIORead() method (bsc#1076500).

Note that Tenable Network Security has extracted the preceding description block directly from the SUSE security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

Solution

To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or 'zypper patch'.

Alternatively you can run the command listed for your product :

SUSE Linux Enterprise Server for SAP 12-SP1:zypper in -t patch SUSE-SLE-SAP-12-SP1-2018-1417=1

SUSE Linux Enterprise Server 12-SP1-LTSS:zypper in -t patch SUSE-SLE-SERVER-12-SP1-2018-1417=1

See Also

https://bugzilla.suse.com/show_bug.cgi?id=1076500

https://bugzilla.suse.com/show_bug.cgi?id=1079869

https://bugzilla.suse.com/show_bug.cgi?id=1083625

https://bugzilla.suse.com/show_bug.cgi?id=1092885

https://www.suse.com/security/cve/CVE-2017-5715/

https://www.suse.com/security/cve/CVE-2018-1064/

https://www.suse.com/security/cve/CVE-2018-3639/

https://www.suse.com/security/cve/CVE-2018-5748/

http://www.nessus.org/u?5b404fbb

Plugin Details

Severity: Medium

ID: 111434

File Name: suse_SU-2018-2082-1.nasl

Version: 1.8

Type: local

Agent: unix

Published: 7/30/2018

Updated: 9/2/2024

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

Risk Information

VPR

Risk Factor: High

Score: 7.6

CVSS v2

Risk Factor: Low

Base Score: 2.1

Temporal Score: 2.1

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

CVSS Score Source: CVE-2018-3639

CVSS v3

Risk Factor: Medium

Base Score: 5.6

Temporal Score: 5.6

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

Temporal Vector: CVSS:3.0/E:H/RL:X/RC:X

CVSS Score Source: CVE-2017-5715

Vulnerability Information

CPE: p-cpe:/a:novell:suse_linux:libvirt-daemon-driver-nodedev-debuginfo, p-cpe:/a:novell:suse_linux:libvirt-daemon-driver-network-debuginfo, p-cpe:/a:novell:suse_linux:libvirt-daemon-driver-storage, p-cpe:/a:novell:suse_linux:libvirt-daemon-qemu, p-cpe:/a:novell:suse_linux:libvirt-client-debuginfo, p-cpe:/a:novell:suse_linux:libvirt-daemon-driver-storage-debuginfo, p-cpe:/a:novell:suse_linux:libvirt-debugsource, p-cpe:/a:novell:suse_linux:libvirt-daemon-driver-nwfilter, p-cpe:/a:novell:suse_linux:libvirt-daemon-config-nwfilter, p-cpe:/a:novell:suse_linux:libvirt-daemon-driver-secret, p-cpe:/a:novell:suse_linux:libvirt-daemon-debuginfo, p-cpe:/a:novell:suse_linux:libvirt-daemon-driver-libxl, p-cpe:/a:novell:suse_linux:libvirt-daemon-driver-secret-debuginfo, p-cpe:/a:novell:suse_linux:libvirt-daemon-driver-interface-debuginfo, p-cpe:/a:novell:suse_linux:libvirt-daemon-lxc, p-cpe:/a:novell:suse_linux:libvirt-daemon-xen, p-cpe:/a:novell:suse_linux:libvirt-daemon-driver-lxc-debuginfo, p-cpe:/a:novell:suse_linux:libvirt-daemon-driver-qemu-debuginfo, p-cpe:/a:novell:suse_linux:libvirt-daemon-driver-nwfilter-debuginfo, p-cpe:/a:novell:suse_linux:libvirt-daemon-driver-nodedev, p-cpe:/a:novell:suse_linux:libvirt-doc, p-cpe:/a:novell:suse_linux:libvirt-daemon-driver-libxl-debuginfo, p-cpe:/a:novell:suse_linux:libvirt-lock-sanlock, p-cpe:/a:novell:suse_linux:libvirt-daemon-driver-qemu, p-cpe:/a:novell:suse_linux:libvirt-daemon-config-network, cpe:/o:novell:suse_linux:12, p-cpe:/a:novell:suse_linux:libvirt-daemon-driver-network, p-cpe:/a:novell:suse_linux:libvirt-daemon-driver-lxc, p-cpe:/a:novell:suse_linux:libvirt-daemon, p-cpe:/a:novell:suse_linux:libvirt-client, p-cpe:/a:novell:suse_linux:libvirt, p-cpe:/a:novell:suse_linux:libvirt-lock-sanlock-debuginfo, p-cpe:/a:novell:suse_linux:libvirt-daemon-driver-interface

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 7/27/2018

Vulnerability Publication Date: 1/4/2018

Reference Information

CVE: CVE-2017-5715, CVE-2018-1064, CVE-2018-3639, CVE-2018-5748

IAVA: 2018-A-0020