CVE-2019-19043

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.

• CWE-401

• https://github.com/torvalds/linux/commit/27d461333459d282ffa4a2bdb6b215a59d493a8fPatch, Third Party Advisory
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/O3PSDE6PTOTVBK2YTKB2TFQP2SUBVSNF/
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PY7LJMSPAGRIKABJPDKQDTXYW3L5RX2T/
• https://security.netapp.com/advisory/ntap-20191205-0001/Third Party Advisory
• https://usn.ubuntu.com/4300-1/Third Party Advisory
• https://github.com/torvalds/linux/commit/27d461333459d282ffa4a2bdb6b215a59d493a8fPatch, Third Party Advisory
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/O3PSDE6PTOTVBK2YTKB2TFQP2SUBVSNF/
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PY7LJMSPAGRIKABJPDKQDTXYW3L5RX2T/
• https://security.netapp.com/advisory/ntap-20191205-0001/Third Party Advisory
• https://usn.ubuntu.com/4300-1/Third Party Advisory

Published

Nov 18, 2019

Last Modified

Jun 17, 2026

Status

Modified

• How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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