Red Hat alert RHSA-2025:19719-01 (pcs)

An update for pcs is now available for Red Hat Enterprise Linux 8.

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.

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

Security Fix(es):

* rubygem-rack: Rack QueryParser has an unsafe default allowing params_limit
bypass via semicolon-separated parameters (CVE-2025-59830)

* rack: Rack's unbounded multipart preamble buffering enables DoS (memory
exhaustion) (CVE-2025-61770)

* rack: Rack's multipart parser buffers large non?file fields entirely in
memory, enabling DoS (memory exhaustion) (CVE-2025-61771)

* rack: Rack memory exhaustion denial of service (CVE-2025-61772)

* rubygem-rack: Unbounded read in `Rack::Request` form parsing can lead to
memory exhaustion (CVE-2025-61919)

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.

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Original: https://access.redhat.com/security/data/csaf/v2/advisories/2025/rhsa-2025_19719.json