SUSE SLES11 Security Update : libvirt (SUSE-SU-2018:0838-1) (Spectre)

Medium Nessus Plugin ID 108745

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-2018-1064: Fixed denial of service when reading from guest agent (bsc#1083625).

- CVE-2018-5748: Fixed possible denial of service when reading from QEMU monitor (bsc#1076500). Non-security issues fixed :

- bsc#1083061: Fixed 'dumpxml --migratable' exports domain id in output on SLES11 SP4.

- bsc#1055365: Improve performance when listing hundreds of interfaces.

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 Software Development Kit 11-SP4:zypper in -t patch sdksp4-libvirt-13538=1

SUSE Linux Enterprise Server 11-SP4:zypper in -t patch slessp4-libvirt-13538=1

SUSE Linux Enterprise Debuginfo 11-SP4:zypper in -t patch dbgsp4-libvirt-13538=1

See Also

https://bugzilla.suse.com/show_bug.cgi?id=1055365

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=1083061

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

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-2018-5748/

http://www.nessus.org/u?c5c2f803

Plugin Details

Severity: Medium

ID: 108745

File Name: suse_SU-2018-0838-1.nasl

Version: 1.6

Type: local

Agent: unix

Published: 2018/03/30

Updated: 2018/12/01

Dependencies: 12634

Risk Information

Risk Factor: Medium

CVSS v2.0

Base Score: 5

Temporal Score: 3.9

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

Temporal Vector: CVSS2#E:POC/RL:OF/RC:C

CVSS v3.0

Base Score: 7.5

Temporal Score: 6.7

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

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

Vulnerability Information

CPE: p-cpe:/a:novell:suse_linux:libvirt, p-cpe:/a:novell:suse_linux:libvirt-client, p-cpe:/a:novell:suse_linux:libvirt-doc, p-cpe:/a:novell:suse_linux:libvirt-lock-sanlock, cpe:/o:novell:suse_linux:11

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 2018/03/29

Reference Information

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

IAVA: 2018-A-0020