{"id":"ALSA-2025:21036","summary":"Important: pcs security update","details":"The pcs packages provide a command-line configuration system for the Pacemaker and Corosync utilities.  \n\nSecurity Fix(es):  \n\n  * rubygem-rack: Rack QueryParser has an unsafe default allowing params_limit bypass via semicolon-separated parameters (CVE-2025-59830)\n  * rack: Rack's unbounded multipart preamble buffering enables DoS (memory exhaustion) (CVE-2025-61770)\n  * rack: Rack's multipart parser buffers large non?file fields entirely in memory, enabling DoS (memory exhaustion) (CVE-2025-61771)\n  * rack: Rack memory exhaustion denial of service (CVE-2025-61772)\n  * rubygem-rack: Unbounded read in `Rack::Request` form parsing can lead to memory exhaustion (CVE-2025-61919)\n\n\nFor 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.\n","modified":"2026-02-04T04:27:24.086650Z","published":"2025-11-11T00:00:00Z","related":["CVE-2025-59830","CVE-2025-61770","CVE-2025-61771","CVE-2025-61772","CVE-2025-61919"],"references":[{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2025:21036"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2025-59830"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2025-61770"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2025-61771"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2025-61772"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2025-61919"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2398167"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2402174"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2402175"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2402200"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2403180"},{"type":"ADVISORY","url":"https://errata.almalinux.org/10/ALSA-2025-21036.html"}],"affected":[{"package":{"name":"cockpit-ha-cluster","ecosystem":"AlmaLinux:10","purl":"pkg:rpm/almalinux/cockpit-ha-cluster"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.12.1-1.el10_1.1"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux10/ALSA-2025:21036.json"}},{"package":{"name":"pcs","ecosystem":"AlmaLinux:10","purl":"pkg:rpm/almalinux/pcs"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.12.1-1.el10_1.1"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux10/ALSA-2025:21036.json"}},{"package":{"name":"pcs-snmp","ecosystem":"AlmaLinux:10","purl":"pkg:rpm/almalinux/pcs-snmp"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.12.1-1.el10_1.1"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux10/ALSA-2025:21036.json"}}],"schema_version":"1.7.3"}