{"id":"CVE-2019-19043","details":"A memory leak in the i40e_setup_macvlans() function in drivers/net/ethernet/intel/i40e/i40e_main.c in the Linux kernel through 5.3.11 allows attackers to cause a denial of service (memory consumption) by triggering i40e_setup_channel() failures, aka CID-27d461333459.","modified":"2026-03-15T22:27:28.513729Z","published":"2019-11-18T06:15:11.170Z","references":[{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PY7LJMSPAGRIKABJPDKQDTXYW3L5RX2T/"},{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/O3PSDE6PTOTVBK2YTKB2TFQP2SUBVSNF/"},{"type":"ADVISORY","url":"https://security.netapp.com/advisory/ntap-20191205-0001/"},{"type":"ADVISORY","url":"https://usn.ubuntu.com/4300-1/"},{"type":"FIX","url":"https://github.com/torvalds/linux/commit/27d461333459d282ffa4a2bdb6b215a59d493a8f"}],"affected":[{"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2019-19043.json","unresolved_ranges":[{"events":[{"introduced":"0"},{"last_affected":"5.3.11"}]},{"events":[{"introduced":"0"},{"last_affected":"18.04"}]},{"events":[{"introduced":"0"},{"last_affected":"19.10"}]},{"events":[{"introduced":"0"},{"last_affected":"30"}]},{"events":[{"introduced":"0"},{"last_affected":"31"}]}]}}],"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"}]}