Synopsis

Important: redhat-virtualization-host bug fix and enhancement update

Type/Severity

Security Advisory: Important

Topic

Updated redhat-virtualization-host packages that fix several bugs and add various enhancements are now available.

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.

Includes GlusterFS fixes for CVE-2018-1088, dhcp fixes for CVE-2018-1111, kernel fixes for CVE-2018-1087, and kernel fixes for CVE-2018-8897.

A list of bugs fixed in this update is available in the Technical Notes book: https://access.redhat.com/documentation/en-us/red_hat_virtualization/4.2/html/technical_notes/

Solution

Before applying this update, make sure all previously released errata
relevant to your system have been applied.

For details on how to apply this update, refer to:

https://access.redhat.com/articles/2974891

Affected Products

• Red Hat Virtualization 4 for RHEL 7 x86_64
• Red Hat Virtualization Host 4 for RHEL 7 x86_64

Fixes

• BZ - 1357247 - rhvh 4: reboot after install shows "4m[terminated]" and takes long to reboot
• BZ - 1374007 - [RFE] RHV-H does not default to LVM Thin Provisioning
• BZ - 1420068 - [RFE] RHV-H should meet NIST 800-53 partitioning requirements by default
• BZ - 1422676 - [Test Only] Test Ansible playbook for registration
• BZ - 1429485 - [RFE] Imgbased layers should be named with '%{name}-%{version}-%{release}' instead of %{name}-%{version}
• BZ - 1433394 - kdump could fill up /var filesystem while writing to /var/crash
• BZ - 1443965 - Libvirt is disabled on RHVH host
• BZ - 1454536 - HostedEngine setup fails if RHV-H timezone < UTC set during installation
• BZ - 1474268 - RHVH host displays "upgrade available" information on the engine after registering until an update is released
• BZ - 1489567 - Host Software tab does not show exact RHVH version anymore
• BZ - 1501161 - The version displays as "4.1" for subscribed product with RHVH 4.2
• BZ - 1502920 - File missing after upgrade of RHVH node from version RHVH-4.1-20170925.0 to latest.
• BZ - 1503148 - [RFE] translate between basic ntp configurations and chrony configurations
• BZ - 1516123 - tuned-adm timeout while adding the host in manager and the deployment will fail/take time to complete
• BZ - 1534855 - RHVH brand is missing on cockpit login screen.
• BZ - 1535791 - Upgrading node brings back previous hosted-engine configuration
• BZ - 1542833 - oVirt Node upgrade fails if SELINUX is disabled
• BZ - 1547864 - There is error report when upgrade to rhvh-4.1-20180218.0 / rhvh-4.2-20180218.0
• BZ - 1549630 - NGN upgrade should fail if it finds a badly placed local storage domain
• BZ - 1554186 - RHVH 4.2.2 version info is incorrect
• BZ - 1555243 - Consume updated cockpit-storaged packages
• BZ - 1555254 - "systemctl status lldpad.service" failed
• BZ - 1558721 - CVE-2018-1088 glusterfs: Privilege escalation via gluster_shared_storage when snapshot scheduling is enabled
• BZ - 1561258 - grub2-mkconfig on node produce incorrect grub2.cfg if a local VG is present
• BZ - 1563530 - Include wrong kernel in redhat-virtualization-host-4.1-20180403.1
• BZ - 1565497 - Imgbase check FAILED in redhat-virtualization-host-4.2-20180409.1
• BZ - 1566837 - CVE-2018-1087 Kernel: KVM: error in exception handling leads to wrong debug stack value
• BZ - 1567074 - CVE-2018-8897 Kernel: error in exception handling leads to DoS
• BZ - 1567974 - CVE-2018-1111 dhcp: Command injection vulnerability in the DHCP client NetworkManager integration script
• BZ - 1571134 - RHVH 4.2.3 version info is incorrect

CVEs

• CVE-2018-1087
• CVE-2018-1088
• CVE-2018-1111
• CVE-2018-8897

References