SUSE SLED12 / SLES12 Security Update : libvirt (SUSE-SU-2016:0304-1)

low Nessus Plugin ID 88560

Synopsis

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

Description

libvirt was updated to fix one security issue and several non-security issues.

This security issue was fixed :

- CVE-2015-0236: libvirt allowed remote authenticated users to obtain the VNC password by using the VIR_DOMAIN_XML_SECURE flag with a crafted (1) snapshot to the virDomainSnapshotGetXMLDesc interface or (2) image to the virDomainSaveImageGetXMLDesc interface.
(bsc#914693)

- CVE-2015-5313: path traversal vulnerability allowed libvirtd process to write arbitrary files into file system using root permissions (bsc#953110)

Theses non-security issues were fixed :

- bsc#948686: Use PAUSED state for domains that are starting up.

- bsc#903757: Provide nodeGetSecurityModel implementation in libxl.

- bsc#938228: Set disk type to BLOCK when driver is not tap or file.

- bsc#948516: Fix profile_status to distinguish between errors and unconfined domains.

- bsc#936524: Fix error starting lxc containers with direct interfaces.

- bsc#921555: Fixed apparmor generated profile for PCI hostdevs.

- bsc#899334: Include additional upstream fixes for systemd TerminateMachine.

- bsc#921586: Fix security driver default settings in /etc/libvirt/qemu.conf.

- bsc#921355: Fixed a number of QEMU apparmor abstraction problems.

- bsc#911737: Additional fix for the case where security labels aren't automatically set.

- bsc#914297: Allow setting the URL of an SMT server to use in place of SCC.

- bsc#904432: Backported route definition changes.

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 YaST online_update.
Alternatively you can run the command listed for your product :

SUSE Linux Enterprise Workstation Extension 12 :

zypper in -t patch SUSE-SLE-WE-12-2016-189=1

SUSE Linux Enterprise Software Development Kit 12 :

zypper in -t patch SUSE-SLE-SDK-12-2016-189=1

SUSE Linux Enterprise Server for SAP 12 :

zypper in -t patch SUSE-SLE-SAP-12-2016-189=1

SUSE Linux Enterprise Server 12 :

zypper in -t patch SUSE-SLE-SERVER-12-2016-189=1

SUSE Linux Enterprise Desktop 12 :

zypper in -t patch SUSE-SLE-DESKTOP-12-2016-189=1

To bring your system up-to-date, use 'zypper patch'.

See Also

https://bugzilla.suse.com/show_bug.cgi?id=899334

https://bugzilla.suse.com/show_bug.cgi?id=903757

https://bugzilla.suse.com/show_bug.cgi?id=904432

https://bugzilla.suse.com/show_bug.cgi?id=911737

https://bugzilla.suse.com/show_bug.cgi?id=914297

https://bugzilla.suse.com/show_bug.cgi?id=914693

https://bugzilla.suse.com/show_bug.cgi?id=921355

https://bugzilla.suse.com/show_bug.cgi?id=921555

https://bugzilla.suse.com/show_bug.cgi?id=921586

https://bugzilla.suse.com/show_bug.cgi?id=936524

https://bugzilla.suse.com/show_bug.cgi?id=938228

https://bugzilla.suse.com/show_bug.cgi?id=948516

https://bugzilla.suse.com/show_bug.cgi?id=948686

https://bugzilla.suse.com/show_bug.cgi?id=953110

https://www.suse.com/security/cve/CVE-2015-0236/

https://www.suse.com/security/cve/CVE-2015-5313/

http://www.nessus.org/u?63b65213

Plugin Details

Severity: Low

ID: 88560

File Name: suse_SU-2016-0304-1.nasl

Version: 2.13

Type: local

Agent: unix

Published: 2/3/2016

Updated: 1/6/2021

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

Risk Information

VPR

Risk Factor: Medium

Score: 5.2

CVSS v2

Risk Factor: Low

Base Score: 3.5

Temporal Score: 2.6

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

CVSS v3

Risk Factor: Low

Base Score: 2.5

Temporal Score: 2.2

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

Temporal Vector: CVSS:3.0/E:U/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-client-debuginfo, p-cpe:/a:novell:suse_linux:libvirt-daemon, p-cpe:/a:novell:suse_linux:libvirt-daemon-config-network, p-cpe:/a:novell:suse_linux:libvirt-daemon-config-nwfilter, p-cpe:/a:novell:suse_linux:libvirt-daemon-debuginfo, p-cpe:/a:novell:suse_linux:libvirt-daemon-driver-interface, p-cpe:/a:novell:suse_linux:libvirt-daemon-driver-interface-debuginfo, p-cpe:/a:novell:suse_linux:libvirt-daemon-driver-libxl, p-cpe:/a:novell:suse_linux:libvirt-daemon-driver-libxl-debuginfo, p-cpe:/a:novell:suse_linux:libvirt-daemon-driver-lxc, p-cpe:/a:novell:suse_linux:libvirt-daemon-driver-lxc-debuginfo, p-cpe:/a:novell:suse_linux:libvirt-daemon-driver-network, p-cpe:/a:novell:suse_linux:libvirt-daemon-driver-network-debuginfo, p-cpe:/a:novell:suse_linux:libvirt-daemon-driver-nodedev, p-cpe:/a:novell:suse_linux:libvirt-daemon-driver-nodedev-debuginfo, p-cpe:/a:novell:suse_linux:libvirt-daemon-driver-nwfilter, p-cpe:/a:novell:suse_linux:libvirt-daemon-driver-nwfilter-debuginfo, p-cpe:/a:novell:suse_linux:libvirt-daemon-driver-qemu, p-cpe:/a:novell:suse_linux:libvirt-daemon-driver-qemu-debuginfo, p-cpe:/a:novell:suse_linux:libvirt-daemon-driver-secret, p-cpe:/a:novell:suse_linux:libvirt-daemon-driver-secret-debuginfo, p-cpe:/a:novell:suse_linux:libvirt-daemon-driver-storage, p-cpe:/a:novell:suse_linux:libvirt-daemon-driver-storage-debuginfo, p-cpe:/a:novell:suse_linux:libvirt-daemon-lxc, p-cpe:/a:novell:suse_linux:libvirt-daemon-qemu, p-cpe:/a:novell:suse_linux:libvirt-daemon-xen, p-cpe:/a:novell:suse_linux:libvirt-debugsource, p-cpe:/a:novell:suse_linux:libvirt-doc, p-cpe:/a:novell:suse_linux:libvirt-lock-sanlock, p-cpe:/a:novell:suse_linux:libvirt-lock-sanlock-debuginfo, cpe:/o:novell:suse_linux:12

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

Exploit Ease: No known exploits are available

Patch Publication Date: 2/1/2016

Vulnerability Publication Date: 1/29/2015

Reference Information

CVE: CVE-2015-0236, CVE-2015-5313

BID: 72526