{"id":"ALSA-2026:1241","summary":"Important: resource-agents security update","details":"The resource-agents packages provide the Pacemaker and RGManager service managers with a set of scripts. These scripts interface with several services to allow operating in a high-availability (HA) environment.  \n\nSecurity Fix(es):  \n\n  * urllib3: urllib3: Unbounded decompression chain leads to resource exhaustion (CVE-2025-66418)\n  * urllib3: urllib3 Streaming API improperly handles highly compressed data (CVE-2025-66471)\n  * urllib3: urllib3 vulnerable to decompression-bomb safeguard bypass when following HTTP redirects (streaming API) (CVE-2026-21441)\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":"2026-04-17T13:18:48.007663Z","published":"2026-01-26T00:00:00Z","related":["CVE-2025-66418","CVE-2025-66471","CVE-2026-21441"],"references":[{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2026:1241"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2025-66418"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2025-66471"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-21441"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2419455"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2419467"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2427726"},{"type":"ADVISORY","url":"https://errata.almalinux.org/8/ALSA-2026-1241.html"}],"affected":[{"package":{"name":"resource-agents","ecosystem":"AlmaLinux:8","purl":"pkg:rpm/almalinux/resource-agents"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.9.0-54.el8_10.27"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2026:1241.json"}},{"package":{"name":"resource-agents-aliyun","ecosystem":"AlmaLinux:8","purl":"pkg:rpm/almalinux/resource-agents-aliyun"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.9.0-54.el8_10.27"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2026:1241.json"}},{"package":{"name":"resource-agents-gcp","ecosystem":"AlmaLinux:8","purl":"pkg:rpm/almalinux/resource-agents-gcp"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.9.0-54.el8_10.27"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2026:1241.json"}},{"package":{"name":"resource-agents-paf","ecosystem":"AlmaLinux:8","purl":"pkg:rpm/almalinux/resource-agents-paf"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.9.0-54.el8_10.27"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2026:1241.json"}}],"schema_version":"1.7.5"}