Moderate: virt:rhel and virt-devel:rhel security and bug fix update

Related Vulnerabilities: CVE-2023-2700  

Synopsis

Moderate: virt:rhel and virt-devel:rhel security and bug fix update

Type/Severity

Security Advisory: Moderate

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Identify and remediate systems affected by this advisory.

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Topic

An update for the virt:rhel and virt-devel:rhel modules is now available for Red Hat Enterprise Linux 8.6 Extended Update Support.

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

Libvirt is a C toolkit to interact with the virtualization capabilities of recent versions of Linux (and other OSes).

Security Fix(es):

  • libvirt: Memory leak in virPCIVirtualFunctionList cleanup (CVE-2023-2700)

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):

  • "No bootable device" with OS boot disk interface VirtIO-SCSI and with more than 9 VirtIO disks. (BZ#2228486)

Solution

For details on how to apply this update, which includes the changes described in this advisory, refer to:

https://access.redhat.com/articles/11258

Affected Products

  • Red Hat Enterprise Linux for x86_64 - Extended Update Support 8.6 x86_64
  • Red Hat Enterprise Linux Server - AUS 8.6 x86_64
  • Red Hat Enterprise Linux for IBM z Systems - Extended Update Support 8.6 s390x
  • Red Hat Enterprise Linux for Power, little endian - Extended Update Support 8.6 ppc64le
  • Red Hat Enterprise Linux Server - TUS 8.6 x86_64
  • Red Hat Enterprise Linux for ARM 64 - Extended Update Support 8.6 aarch64
  • Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions 8.6 ppc64le
  • Red Hat Enterprise Linux for x86_64 - Update Services for SAP Solutions 8.6 x86_64
  • Red Hat CodeReady Linux Builder for x86_64 - Extended Update Support 8.6 x86_64
  • Red Hat CodeReady Linux Builder for Power, little endian - Extended Update Support 8.6 ppc64le
  • Red Hat CodeReady Linux Builder for IBM z Systems - Extended Update Support 8.6 s390x
  • Red Hat CodeReady Linux Builder for ARM 64 - Extended Update Support 8.6 aarch64

Fixes

  • BZ - 2203653 - CVE-2023-2700 libvirt: Memory leak in virPCIVirtualFunctionList cleanup
  • BZ - 2228486 - "No bootable device" with OS boot disk interface VirtIO-SCSI and with more than 9 VirtIO disks. [rhel-8.6.0.z]