CVE-2019-19043

kernel: dos in i40e_setup_macvlans() function in drivers/net/ethernet/intel/i40e/i40e_main.c

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Severity

Moderate

Red Hat Product Security

5.5

CVSS 3.1

Review impact separately from score.

Published · November 18, 2019

Updated · June 28, 2026

Description

A flaw was found in the Linux kernel. The i40e_setup_macvlans function mishandles resource cleanup. A local attacker, able to induce the error conditions, could use this flaw to crash the system. The highest threat from this vulnerability is to system availability.

Statement

This issue is rated as having Moderate impact because of the preconditions needed to trigger the error code path.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CVSS 3.1 · 5.5
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

CWE-400 · Uncontrolled Resource Consumption