openSUSE Security Update : libvirt (openSUSE-2019-1288)

medium Nessus Plugin ID 124359

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Synopsis

The remote openSUSE host is missing a security update.

Description

This update for libvirt provides the following fixes :

Security issue 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).

Other issues addressed :

- apparmor: reintroduce upstream lxc mount rules (bsc#1130129).

- hook: encode incoming XML to UTF-8 before passing to lxml etree from string method (bsc#1123642).

- supportconfig: collect rotated logs in /var/log/libvirt/* (bsc#1124667).

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

- conf: added new 'xenbus' controller type

- util: skip RDMA detection for non-PCI network devices (bsc#1112182).

- qemu: don't use CAP_DAC_OVERRIDE capability if non-root (bsc#1125665).

- qemu: fix issues related to restricted permissions on /dev/sev(bsc#1102604).

- apparmor: add support for named profiles (bsc#1118952).

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

- apparmor: Fix ptrace rules. (bsc#1117058)

- libxl: Add support for soft reset. (bsc#1081516)

- libxl: Fix VM migration on busy hosts. (bsc#1108086)

- qemu: Add support for SEV guests. (fate#325817)

- util: Don't check for parallel iteration in hash-related functions. (bsc#1106420)

- spec: Don't restart libvirt-guests when updating libvirt-client. (bsc#1104662)

- Fix virNodeGetSEVInfo API crashing libvirtd on AMD SEV enabled hosts. (bsc#1108395)

This update was imported from the SUSE:SLE-15:Update update project.

Solution

Update the affected libvirt packages.

Plugin Details

Severity: Medium

ID: 124359

File Name: openSUSE-2019-1288.nasl

Version: 1.4

Type: local

Agent: unix

Family: SuSE Local Security Checks

Published: 4/29/2019

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: Low

Base Score: 3.5

Temporal Score: 2.6

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

CVSS v3

Risk Factor: Medium

Base Score: 6.3

Temporal Score: 5.5

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

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

Vulnerability Information

CPE: p-cpe:/a:novell:opensuse:libvirt-nss-debuginfo, p-cpe:/a:novell:opensuse:wireshark-plugin-libvirt, p-cpe:/a:novell:opensuse:wireshark-plugin-libvirt-debuginfo, cpe:/o:novell:opensuse:15.0, 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-32bit-debuginfo, p-cpe:/a:novell:opensuse:libvirt-client-debuginfo, 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-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, 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

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: 4/28/2019

Vulnerability Publication Date: 3/27/2019

Reference Information

CVE: CVE-2019-3840

Detections

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