Home / mailings [RHSA-2019:0457-01] Important: redhat-virtualization-host security update
Posted on 05 March 2019
RedHat===================================================================== Red Hat Security Advisory
Synopsis: Important: redhat-virtualization-host security update
Advisory ID: RHSA-2019:0457-01
Product: Red Hat Virtualization
Advisory URL: https://access.redhat.com/errata/RHSA-2019:0457
Issue date: 2019-03-05
CVE Names: CVE-2019-3813 CVE-2019-3831 CVE-2019-6454
=====================================================================
1. Summary:
An update for redhat-virtualization-host is now available for Red Hat
Virtualization 4 for Red Hat Enterprise Linux 7.
Red Hat Product Security has rated this update as having a security impact
of Important. A Common Vulnerability Scoring System (CVSS) base score,
which gives a detailed severity rating, is available for each vulnerability
from the CVE link(s) in the References section.
2. Relevant releases/architectures:
RHEL 7-based RHEV-H for RHEV 4 (build requirements) - noarch, x86_64
Red Hat Virtualization 4 Hypervisor for RHEL 7 - noarch
3. Description:
The redhat-virtualization-host packages provide the Red Hat Virtualization
Host. These packages include redhat-release-virtualization-host,
ovirt-node, and rhev-hypervisor. Red Hat Virtualization Hosts (RHVH) are
installed using a special build of Red Hat Enterprise Linux with only the
packages required to host virtual machines. RHVH features a Cockpit user
interface for monitoring the host's resources and performing administrative
tasks.
The following packages have been upgraded to a later upstream version:
redhat-release-virtualization-host (4.2), redhat-virtualization-host (4.2).
(BZ#1678629, BZ#1679414)
Security Fix(es):
* spice: Off-by-one error in array access in spice/server/memslot.c
(CVE-2019-3813)
* systemd: Insufficient input validation in bus_process_object() resulting
in PID 1 crash (CVE-2019-6454)
* vdsm: privilege escalation to root via systemd_run (CVE-2019-3831)
For more details about the security issue(s), including the impact, a CVSS
score, acknowledgments, and other related information, refer to the CVE
page(s) listed in the References section.
4. Solution:
For details on how to apply this update, which includes the changes
described in this advisory, refer to:
https://access.redhat.com/articles/2974891
5. Bugs fixed (https://bugzilla.redhat.com/):
1665371 - CVE-2019-3813 spice: Off-by-one error in array access in spice/server/memslot.c
1667032 - CVE-2019-6454 systemd: Insufficient input validation in bus_process_object() resulting in PID 1 crash
1677108 - CVE-2019-3831 vdsm: privilege escalation to root via systemd_run
1677667 - Tracker for RHV-H 4.2.8 Async #3
6. Package List:
Red Hat Virtualization 4 Hypervisor for RHEL 7:
Source:
redhat-virtualization-host-4.2-20190219.0.el7_6.src.rpm
noarch:
redhat-virtualization-host-image-update-4.2-20190219.0.el7_6.noarch.rpm
RHEL 7-based RHEV-H for RHEV 4 (build requirements):
Source:
redhat-release-virtualization-host-4.2-8.3.el7.src.rpm
noarch:
redhat-virtualization-host-image-update-placeholder-4.2-8.3.el7.noarch.rpm
x86_64:
redhat-release-virtualization-host-4.2-8.3.el7.x86_64.rpm
These packages are GPG signed by Red Hat for security. Our key and
details on how to verify the signature are available from
https://access.redhat.com/security/team/key/
7. References:
https://access.redhat.com/security/cve/CVE-2019-3813
https://access.redhat.com/security/cve/CVE-2019-3831
https://access.redhat.com/security/cve/CVE-2019-6454
https://access.redhat.com/security/updates/classification/#important
8. Contact:
The Red Hat security contact is <secalert@redhat.com>. More contact
details at https://access.redhat.com/security/team/contact/
Copyright 2019 Red Hat, Inc.
