Moderate: pcs security and bug fix update

Related Vulnerabilities: CVE-2023-27530   CVE-2023-27539  

Synopsis

Moderate: pcs security and bug fix update

Type/Severity

Security Advisory: Moderate

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Topic

An update for pcs is now available for Red Hat Enterprise Linux 9.0 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

The pcs packages provide a command-line configuration system for the Pacemaker and Corosync utilities.

Security Fix(es):

  • rubygem-rack: Denial of service in Multipart MIME parsing (CVE-2023-27530)
  • rubygem-rack: denial of service in header parsing (CVE-2023-27539)

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):

  • Command 'pcs config checkpoint diff' does not show configuration differences between checkpoints (BZ#2180699)
  • [WebUI] fence levels prevent loading of cluster status (BZ#2183192)

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 High Availability for x86_64 - Extended Update Support 9.0 x86_64
  • Red Hat Enterprise Linux Resilient Storage for x86_64 - Extended Update Support 9.0 x86_64
  • Red Hat Enterprise Linux Resilient Storage for IBM Power LE - Extended Update Support 9.0 ppc64le
  • Red Hat Enterprise Linux High Availability (for IBM Power LE) - Extended Update Support 9.0 ppc64le
  • Red Hat Enterprise Linux High Availability for Power LE - Update Services for SAP Solutions 9.0 ppc64le
  • Red Hat Enterprise Linux High Availability for x86_64 - Update Services for SAP Solutions 9.0 x86_64
  • Red Hat Enterprise Linux High Availability (for IBM z Systems) - Extended Update Support 9.0 s390x
  • Red Hat Enterprise Linux High Availability (for ARM 64) - Extended Update Support 9.0 aarch64
  • Red Hat Enterprise Linux Resilient Storage for IBM z Systems - Extended Update Support 9.0 s390x
  • Red Hat Enterprise Linux High Availability for ARM 64 - 4 years of updates 9.0 aarch64
  • Red Hat Enterprise Linux High Availability for IBM z Systems - 4 years of updates 9.0 s390x
  • Red Hat Enterprise Linux Resilient Storage for x86_64 - 4 years of updates 9.0 x86_64
  • Red Hat Enterprise Linux Resilient Storage for Power LE - 4 years of updates 9.0 ppc64le
  • Red Hat Enterprise Linux Resilient Storage for IBM z Systems - 4 years of updates 9.0 s390x

Fixes

  • BZ - 2176477 - CVE-2023-27530 rubygem-rack: Denial of service in Multipart MIME parsing
  • BZ - 2179649 - CVE-2023-27539 rubygem-rack: denial of service in header parsing
  • BZ - 2180699 - Command 'pcs config checkpoint diff' does not show configuration differences between checkpoints [rhel-9.0.0.z]
  • BZ - 2183192 - [WebUI] fence levels prevent loading of cluster status [rhel-9.0.0.z]