Moderate: libvirt security update

Related Vulnerabilities: CVE-2023-2700  

Synopsis

Moderate: libvirt security update

Type/Severity

Security Advisory: Moderate

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Topic

An update for libvirt is now available for Red Hat Enterprise Linux 9.

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 libvirt library contains a C API for managing and interacting with the virtualization capabilities of Linux and other operating systems. In addition, libvirt provides tools for remote management of virtualized systems.

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.

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

After installing the updated packages, libvirtd will be restarted automatically.

Affected Products

  • Red Hat Enterprise Linux for x86_64 9 x86_64
  • Red Hat Enterprise Linux for x86_64 - Extended Update Support 9.2 x86_64
  • Red Hat Enterprise Linux Server - AUS 9.2 x86_64
  • Red Hat Enterprise Linux for IBM z Systems 9 s390x
  • Red Hat Enterprise Linux for IBM z Systems - Extended Update Support 9.2 s390x
  • Red Hat Enterprise Linux for Power, little endian 9 ppc64le
  • Red Hat Enterprise Linux for Power, little endian - Extended Update Support 9.2 ppc64le
  • Red Hat Enterprise Linux for ARM 64 9 aarch64
  • Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions 9.2 ppc64le
  • Red Hat Enterprise Linux for x86_64 - Update Services for SAP Solutions 9.2 x86_64
  • Red Hat CodeReady Linux Builder for x86_64 9 x86_64
  • Red Hat CodeReady Linux Builder for Power, little endian 9 ppc64le
  • Red Hat CodeReady Linux Builder for ARM 64 9 aarch64
  • Red Hat CodeReady Linux Builder for IBM z Systems 9 s390x
  • Red Hat Enterprise Linux for ARM 64 - Extended Update Support 9.2 aarch64
  • Red Hat CodeReady Linux Builder for x86_64 - Extended Update Support 9.2 x86_64
  • Red Hat CodeReady Linux Builder for Power, little endian - Extended Update Support 9.2 ppc64le
  • Red Hat CodeReady Linux Builder for IBM z Systems - Extended Update Support 9.2 s390x
  • Red Hat CodeReady Linux Builder for ARM 64 - Extended Update Support 9.2 aarch64
  • Red Hat Enterprise Linux Server for ARM 64 - 4 years of updates 9.2 aarch64
  • Red Hat Enterprise Linux Server for IBM z Systems - 4 years of updates 9.2 s390x

Fixes

  • BZ - 2203653 - CVE-2023-2700 libvirt: Memory leak in virPCIVirtualFunctionList cleanup