RHSA-2023:2652 - Security Advisory

Topic

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

Red Hat Product Security has rated this update as having a security impact of Important. 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):

• pcs: webpack: Regression of CVE-2023-28154 fixes in the Red Hat Enterprise Linux (CVE-2023-2319)
• 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#2180697)
• Need a way to add a scsi fencing device to a cluster without requiring a restart of all cluster resources (BZ#2180704)
• [WebUI] fence levels prevent loading of cluster status (BZ#2183180)

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 9 x86_64
• Red Hat Enterprise Linux High Availability for x86_64 - Extended Update Support 9.2 x86_64
• Red Hat Enterprise Linux Resilient Storage for x86_64 9 x86_64
• Red Hat Enterprise Linux Resilient Storage for x86_64 - Extended Update Support 9.2 x86_64
• Red Hat Enterprise Linux Resilient Storage for IBM z Systems 9 s390x
• Red Hat Enterprise Linux High Availability for IBM z Systems 9 s390x
• Red Hat Enterprise Linux Resilient Storage for Power, little endian 9 ppc64le
• Red Hat Enterprise Linux Resilient Storage for IBM Power LE - Extended Update Support 9.2 ppc64le
• Red Hat Enterprise Linux High Availability for Power, little endian 9 ppc64le
• Red Hat Enterprise Linux High Availability (for IBM Power LE) - Extended Update Support 9.2 ppc64le
• Red Hat Enterprise Linux High Availability for Power LE - Update Services for SAP Solutions 9.2 ppc64le
• Red Hat Enterprise Linux High Availability for x86_64 - Update Services for SAP Solutions 9.2 x86_64
• Red Hat Enterprise Linux High Availability for ARM 64 9 aarch64
• Red Hat Enterprise Linux High Availability (for IBM z Systems) - Extended Update Support 9.2 s390x
• Red Hat Enterprise Linux High Availability (for ARM 64) - Extended Update Support 9.2 aarch64
• Red Hat Enterprise Linux Resilient Storage for IBM z Systems - Extended Update Support 9.2 s390x
• Red Hat Enterprise Linux High Availability for ARM 64 - 4 years of updates 9.2 aarch64
• Red Hat Enterprise Linux High Availability for IBM z Systems - 4 years of updates 9.2 s390x
• Red Hat Enterprise Linux Resilient Storage for x86_64 - 4 years of updates 9.2 x86_64
• Red Hat Enterprise Linux Resilient Storage for Power LE - 4 years of updates 9.2 ppc64le
• Red Hat Enterprise Linux Resilient Storage for IBM z Systems - 4 years of updates 9.2 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 - 2180697 - Command 'pcs config checkpoint diff' does not show configuration differences between checkpoints [rhel-9.2.0.z]
• BZ - 2180704 - Need a way to add a scsi fencing device to a cluster without requiring a restart of all cluster resources [rhel-9.2.0.z]
• BZ - 2183180 - [WebUI] fence levels prevent loading of cluster status [rhel-9.2.0.z]

CVEs

• CVE-2023-2319
• CVE-2023-27530
• CVE-2023-27539

References

• https://access.redhat.com/security/updates/classification/#important