RHSA-2021:4626 - Security Advisory

Topic

Updated ovirt-engine packages that fix several bugs and add various enhancements are now available.

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 ovirt-engine package provides the manager for virtualization
environments.
This manager enables admins to define hosts and networks, as well as to add
storage, create VMs and manage user permissions.

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/4.4/html-single/technical_notes

Security Fix(es):

• nodejs-glob-parent: Regular expression denial of service (CVE-2020-28469)
• nodejs-ua-parser-js: Regular expression denial of service via the regex (CVE-2020-7733)

For more details about the security issue(s), including the impact, a CVSS score, and other related information, refer to the CVE page(s) listed in the References section.

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 Manager 4.4 x86_64

Fixes

• BZ - 1352501 - [RFE] LUKs key management on RHV
• BZ - 1879733 - CVE-2020-7733 nodejs-ua-parser-js: Regular expression denial of service via the regex
• BZ - 1940991 - Hot plugging memory then hot unplugging the same memory on a RHEL 8 VM via API, after repeating the process several times the Defined Memory value in RHV-M and free command on the VM go out of sync, displaying completely different values
• BZ - 1945459 - CVE-2020-28469 nodejs-glob-parent: Regular expression denial of service
• BZ - 1957830 - Creating thin disk from VM Portal on block storage fails
• BZ - 1971802 - Connection timeout when DNS server timeouts for IPv6 address resolution in mixed IPv4/IPv6 environments
• BZ - 1977232 - Create template broken with block storage
• BZ - 1977276 - Uploading ISO through RHV-M portal intermittently fails with error "Failed to add disk for image transfer command"
• BZ - 1979730 - Windows VM ends up with ghost NIC and missing secondary disks machine type changes from pc-q35-rhel8.3.0 to pc-q35-rhel8.4.0
• BZ - 1989324 - rhv-image-discrepancies should skip OVF_STORE
• BZ - 1992690 - [RFE] Customize 'oVirt Inventory Dashboard' to include cluster wide information about 'CPUs Overcommit' and 'Running VMs - CPU Cores vs. Total Hosts-CPU Cores'
• BZ - 2000364 - Engine fails to start, unable to read cloud-init network config from stateless snapshot configuration.
• BZ - 2001551 - Allow more granular checks with rhv-image-discrepancies
• BZ - 2001944 - Always log exception message which is raised during inserting into audit_log
• BZ - 2004444 - Try to enable cinderlib repos on host during host upgrade
• BZ - 2007550 - Change type of disk write/read rate from integer to long
• BZ - 2014017 - Can not download VM disks due to 'Cannot transfer Virtual Disk: Disk is locked'

CVEs

• CVE-2020-7733
• CVE-2020-28469

References

• https://access.redhat.com/security/updates/classification/#moderate
• https://access.redhat.com/documentation/en-us/red_hat_virtualization/4.4/html-single/technical_notes