{"id":"RLSA-2026:99602","summary":"Important: cockpit security update","details":"Cockpit enables users to administer GNU/Linux servers using a web browser. It offers network configuration, log inspection, diagnostic reports, SELinux troubleshooting, interactive command-line sessions, and more.\n\nSecurity Fix(es):\n\n* cockpit: Cockpit: Local privilege escalation via insecure symlink handling in public key addition helper (CVE-2026-91151)\n\n* cockpit: cockpit: Denial of Service via unbounded fragmented WebSocket messages (CVE-2026-91150)\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":"2026-11-13T12:45:16.286125141Z","published":"2026-11-13T12:04:43.442503Z","upstream":["CVE-2026-91150","CVE-2026-91151"],"database_specific":{"license_url":"https://creativecommons.org/licenses/by/4.0/","source_advisory":"RHSA-2026:99602","license":"CC-BY-4.0"},"references":[{"type":"ADVISORY","url":"https://errata.rockylinux.org/RLSA-2026:99602"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2478404"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2478436"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2026:99602"}],"affected":[{"package":{"name":"cockpit","ecosystem":"Rocky 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