Synopsis

Moderate: Red Hat Virtualization security, bug fix, and enhancement update

Type/Severity

Security Advisory: Moderate

Topic

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 Moderate. 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.

Description

The redhat-virtualization-host packages provide the Red Hat Virtualization Host. These packages include redhat-release-virtualization-host, redhat-virtualization-host, and ovirt-node-ng. 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: imgbased (1.1.10), ovirt-node-ng (4.3.6), redhat-release-virtualization-host (4.3.6), redhat-virtualization-host (4.3.6). (BZ#1734624, BZ#1737771, BZ#1752750)

Security Fix(es):

• kernel: hw: Spectre SWAPGS gadget vulnerability (CVE-2019-1125)

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.

Bug Fix(es):

• RHVH 4.3.6: Incorrect welcome info appear in RHVH boot process (BZ#1736798)
• The company logo displays wrong. (BZ#1738457)

Enhancement(s):

• [downstream clone - 4.3.6] [RFE] Warn if SELinux is disabled when upgrading RHV-H (BZ#1744027)

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

Affected Products

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

Fixes

• BZ - 1724389 - CVE-2019-1125 kernel: hw: Spectre SWAPGS gadget vulnerability
• BZ - 1736798 - RHVH 4.3.6: Incorrect welcome info appear in RHVH boot process
• BZ - 1737771 - Rebase RHV-H to RHV 4.3.6
• BZ - 1738457 - The company logo displays wrong.
• BZ - 1744027 - [downstream clone - 4.3.6] [RFE] Warn if SELinux is disabled when upgrading RHV-H
• BZ - 1752750 - Rebase RHV-H on glusterfs-3.12.2-47.5.el7rhgs

CVEs

• CVE-2019-1125

References