Red Hat Security Advisory: pcs security update

CVE-2025-61770 — rack: Rack's unbounded multipart preamble buffering enables DoS (memory exhaustion) CVE-2025-61771 — rack: Rack's multipart parser buffers large non‑file fields entirely in memory, enabling DoS (memory exhaustion) CVE-2025-61919 — rubygem-rack: Unbounded read in Rack::Request form parsing can lead to memory exhaustion