CVE-2019-19045 Information

Description

A memory leak in the mlx5_fpga_conn_create_cq() function in drivers/net/ethernet/mellanox/mlx5/core/fpga/conn.c in the Linux kernel before 5.3.11 allows attackers to cause a denial of service (memory consumption) by triggering mlx5_vector2eqn() failures aka CID-c8c2a057fdc7.

CVSS Vector

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

Reference

http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00021.html https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.3.11 https://github.com/torvalds/linux/commit/c8c2a057fdc7de1cd16f4baa51425b932a42eb39 https://security.netapp.com/advisory/ntap-20191205-0001/ https://usn.ubuntu.com/4225-1/ https://usn.ubuntu.com/4225-2/ https://usn.ubuntu.com/4226-1/ https://usn.ubuntu.com/4227-1/ https://usn.ubuntu.com/4227-2/

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction Required

HIGH

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

4.4