{"id":"RLSA-2026:98629","summary":"Important: c-ares security update","details":"The c-ares C library defines asynchronous DNS (Domain Name System) requests and provides name resolving API.\n\nSecurity Fix(es):\n\n* c-ares: c-ares: Denial of Service via unvalidated DNS header record counts (CVE-2026-69186)\n\n* c-ares: c-ares: CPU exhaustion denial of service via unbounded DNS name compression pointer chains (CVE-2026-69184)\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.","modified":"2026-11-13T12:45:09.548633025Z","published":"2026-11-13T12:06:37.188502Z","upstream":["CVE-2026-69184","CVE-2026-69186"],"database_specific":{"license_url":"https://creativecommons.org/licenses/by/4.0/","source_advisory":"RHSA-2026:98629","license":"CC-BY-4.0"},"references":[{"type":"ADVISORY","url":"https://errata.rockylinux.org/RLSA-2026:98629"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2538212"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2538396"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2026:98629"}],"affected":[{"package":{"name":"c-ares-debuginfo","ecosystem":"Rocky 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