{"id":"ALSA-2025:21691","summary":"Important: haproxy security update","details":"The haproxy packages provide a reliable, high-performance network load balancer for TCP and HTTP-based applications.  \n\nSecurity Fix(es):  \n\n  * haproxy: denial of service vulnerability in HAProxy mjson library (CVE-2025-11230)\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":"2026-02-04T03:26:23.167222Z","published":"2025-11-18T00:00:00Z","related":["CVE-2025-11230"],"references":[{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2025:21691"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2025-11230"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2413003"},{"type":"ADVISORY","url":"https://errata.almalinux.org/10/ALSA-2025-21691.html"}],"affected":[{"package":{"name":"haproxy","ecosystem":"AlmaLinux:10","purl":"pkg:rpm/almalinux/haproxy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.0.5-4.el10_1.1"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux10/ALSA-2025:21691.json"}}],"schema_version":"1.7.3"}