{"id":"CVE-2023-6560","details":"An out-of-bounds memory access flaw was found in the io_uring SQ/CQ rings functionality in the Linux kernel. This issue could allow a local user to crash the system.","modified":"2026-03-15T22:04:25.365126Z","published":"2023-12-09T00:15:07.877Z","references":[{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/AU4NHBDEDLRW33O76Y6LFECEYNQET5GZ/"},{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/UCQIPFUQXKXRCH5Y4RP3C5NK4IHNBNVK/"},{"type":"WEB","url":"http://packetstormsecurity.com/files/176405/io_uring-__io_uaddr_map-Dangerous-Multi-Page-Handling.html"},{"type":"ADVISORY","url":"https://access.redhat.com/security/cve/CVE-2023-6560"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2253249"},{"type":"FIX","url":"https://patchwork.kernel.org/project/io-uring/patch/20231130194633.649319-2-axboe@kernel.dk/"}],"affected":[{"database_specific":{"unresolved_ranges":[{"events":[{"introduced":"0"},{"last_affected":"6.6"}]},{"events":[{"introduced":"0"},{"last_affected":"6.7-rc1"}]},{"events":[{"introduced":"0"},{"last_affected":"6.7-rc2"}]},{"events":[{"introduced":"0"},{"last_affected":"6.7-rc3"}]},{"events":[{"introduced":"0"},{"last_affected":"6.7-rc4"}]}],"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2023-6560.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"}]}