(RHSA-2020:5218) Moderate: Red Hat Virtualization security, bug fix, and enhancement update

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 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 ovirt-node-ng 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: imgbased (1.2.13), redhat-release-virtualization-host (4.4.3), redhat-virtualization-host (4.4.3). (BZ#1814517, BZ#1868293, BZ#1886484)

Security Fix(es):

• libssh: denial of service when handling AES-CTR (or DES) ciphers (CVE-2020-1730)

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):

• [security] gnutls_set_default_priority() (and thus Cockpit logins) fails when selecting VPP profile during RHVH installation (BZ#1835661)

• Unable to upgrade from rhvh 4.4.1 to 4.4.2 as block storage domains are detected as local storage domains. (BZ#1886647)

• Failed to install RHVH 4.4.3 due to missing Lvm ThinPool (BZ#1886695)