Issued at: 2025-11-06
Updated at: 2025-11-13
Synopsis
Important: pcs security update
Description
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.