openSUSE Security Update : libvirt (openSUSE-2019-1294)

medium Nessus Plugin ID 124402

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Synopsis

The remote openSUSE host is missing a security update.

Description

This update for libvirt fixes the following issues :

Security issues fixed :

- CVE-2019-3840: Fixed a NULL pointer dereference vulnerability in virJSONValueObjectHasKey function which could have resulted in a remote denial of service via the guest agent (bsc#1127458).

- CVE-2019-3886: Fixed an information leak which allowed to retrieve the guest hostname under readonly mode (bsc#1131595).

Other issue addressed :

- cpu: add Skylake-Server and Skylake-Server-IBRS CPU models (FATE#327261, bsc#1131955)

- libxl: save current memory value after successful balloon (bsc#1120813).

- libxl: support Xen's max_grant_frames setting with maxGrantFrames attribute on the xenbus controller (bsc#1126325).

- conf: add new 'xenbus' controller type

This update was imported from the SUSE:SLE-12-SP3:Update update project.

Solution

Update the affected libvirt packages.

See Also

https://bugzilla.opensuse.org/show_bug.cgi?id=1120813

https://bugzilla.opensuse.org/show_bug.cgi?id=1126325

https://bugzilla.opensuse.org/show_bug.cgi?id=1127458

https://bugzilla.opensuse.org/show_bug.cgi?id=1131595

https://bugzilla.opensuse.org/show_bug.cgi?id=1131955

https://features.opensuse.org/327261

Plugin Details

Severity: Medium

ID: 124402

File Name: openSUSE-2019-1294.nasl

Version: 1.4

Type: local

Agent: unix

Published: 4/30/2019

Updated: 1/19/2021

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

Risk Information

VPR

Risk Factor: Medium

Score: 5.2

CVSS v2

Risk Factor: Medium

Base Score: 4.8

Temporal Score: 3.5

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

CVSS Score Source: CVE-2019-3886

CVSS v3

Risk Factor: Medium

Base Score: 5.4

Temporal Score: 4.7

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

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

Vulnerability Information

CPE: p-cpe:/a:novell:opensuse:libvirt, p-cpe:/a:novell:opensuse:libvirt-admin, p-cpe:/a:novell:opensuse:libvirt-admin-debuginfo, p-cpe:/a:novell:opensuse:libvirt-client, p-cpe:/a:novell:opensuse:libvirt-client-debuginfo, p-cpe:/a:novell:opensuse:libvirt-client-debuginfo-32bit, p-cpe:/a:novell:opensuse:libvirt-daemon, p-cpe:/a:novell:opensuse:libvirt-daemon-config-network, p-cpe:/a:novell:opensuse:libvirt-daemon-config-nwfilter, p-cpe:/a:novell:opensuse:libvirt-daemon-debuginfo, p-cpe:/a:novell:opensuse:libvirt-daemon-driver-interface, p-cpe:/a:novell:opensuse:libvirt-daemon-driver-interface-debuginfo, p-cpe:/a:novell:opensuse:libvirt-daemon-driver-libxl, p-cpe:/a:novell:opensuse:libvirt-daemon-driver-libxl-debuginfo, p-cpe:/a:novell:opensuse:libvirt-daemon-driver-storage-logical, p-cpe:/a:novell:opensuse:libvirt-daemon-driver-storage-logical-debuginfo, p-cpe:/a:novell:opensuse:libvirt-daemon-driver-storage-mpath, p-cpe:/a:novell:opensuse:libvirt-daemon-driver-storage-mpath-debuginfo, p-cpe:/a:novell:opensuse:libvirt-daemon-driver-storage-rbd, p-cpe:/a:novell:opensuse:libvirt-daemon-driver-storage-rbd-debuginfo, p-cpe:/a:novell:opensuse:libvirt-daemon-driver-storage-scsi, p-cpe:/a:novell:opensuse:libvirt-daemon-driver-storage-scsi-debuginfo, p-cpe:/a:novell:opensuse:libvirt-daemon-driver-uml, p-cpe:/a:novell:opensuse:libvirt-daemon-driver-uml-debuginfo, p-cpe:/a:novell:opensuse:libvirt-daemon-driver-vbox, p-cpe:/a:novell:opensuse:libvirt-daemon-driver-vbox-debuginfo, p-cpe:/a:novell:opensuse:libvirt-daemon-hooks, p-cpe:/a:novell:opensuse:libvirt-daemon-lxc, p-cpe:/a:novell:opensuse:libvirt-daemon-qemu, p-cpe:/a:novell:opensuse:libvirt-daemon-uml, p-cpe:/a:novell:opensuse:libvirt-daemon-vbox, p-cpe:/a:novell:opensuse:libvirt-daemon-xen, p-cpe:/a:novell:opensuse:libvirt-debugsource, p-cpe:/a:novell:opensuse:libvirt-devel, p-cpe:/a:novell:opensuse:libvirt-devel-32bit, p-cpe:/a:novell:opensuse:libvirt-libs, p-cpe:/a:novell:opensuse:libvirt-libs-debuginfo, p-cpe:/a:novell:opensuse:libvirt-lock-sanlock, p-cpe:/a:novell:opensuse:libvirt-lock-sanlock-debuginfo, p-cpe:/a:novell:opensuse:libvirt-nss, p-cpe:/a:novell:opensuse:libvirt-nss-debuginfo, cpe:/o:novell:opensuse:42.3, p-cpe:/a:novell:opensuse:libvirt-daemon-driver-lxc, p-cpe:/a:novell:opensuse:libvirt-daemon-driver-lxc-debuginfo, p-cpe:/a:novell:opensuse:libvirt-daemon-driver-network, p-cpe:/a:novell:opensuse:libvirt-daemon-driver-network-debuginfo, p-cpe:/a:novell:opensuse:libvirt-daemon-driver-nodedev, p-cpe:/a:novell:opensuse:libvirt-daemon-driver-nodedev-debuginfo, p-cpe:/a:novell:opensuse:libvirt-daemon-driver-nwfilter, p-cpe:/a:novell:opensuse:libvirt-daemon-driver-nwfilter-debuginfo, p-cpe:/a:novell:opensuse:libvirt-daemon-driver-qemu, p-cpe:/a:novell:opensuse:libvirt-daemon-driver-qemu-debuginfo, p-cpe:/a:novell:opensuse:libvirt-daemon-driver-secret, p-cpe:/a:novell:opensuse:libvirt-daemon-driver-secret-debuginfo, p-cpe:/a:novell:opensuse:libvirt-daemon-driver-storage, p-cpe:/a:novell:opensuse:libvirt-daemon-driver-storage-core, p-cpe:/a:novell:opensuse:libvirt-daemon-driver-storage-core-debuginfo, p-cpe:/a:novell:opensuse:libvirt-daemon-driver-storage-disk, p-cpe:/a:novell:opensuse:libvirt-daemon-driver-storage-disk-debuginfo, p-cpe:/a:novell:opensuse:libvirt-daemon-driver-storage-iscsi, p-cpe:/a:novell:opensuse:libvirt-daemon-driver-storage-iscsi-debuginfo

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: 4/29/2019

Vulnerability Publication Date: 3/27/2019

Reference Information

CVE: CVE-2019-3840, CVE-2019-3886