CVE-2019-19045

MEDIUM

Linux Kernel <5.3.11 - Memory Corruption

Title source: llm

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.

References (9)

[Mailing List, Third Party Advisory] http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00021.html

[Release Notes, Vendor Advisory] https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.3.11

[Patch, Third Party Advisory] https://github.com/torvalds/linux/commit/c8c2a057fdc7de1cd16f4baa51425b932a42eb39

View Patch ZIP pw:eip

[Third Party Advisory] https://security.netapp.com/advisory/ntap-20191205-0001/

[Third Party Advisory] https://usn.ubuntu.com/4225-1/

[Third Party Advisory] https://usn.ubuntu.com/4225-2/

[Third Party Advisory] https://usn.ubuntu.com/4226-1/

[Third Party Advisory] https://usn.ubuntu.com/4227-1/

[Third Party Advisory] https://usn.ubuntu.com/4227-2/

Scores

CVSS v3 4.4

EPSS 0.0004

EPSS Percentile 11.7%

Attack Vector LOCAL

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

Classification

CWE

CWE-401

Status published

Affected Products (7)

linux/linux_kernel < 5.3.11

canonical/ubuntu_linux

canonical/ubuntu_linux

canonical/ubuntu_linux

canonical/ubuntu_linux

canonical/ubuntu_linux

opensuse/leap

Timeline

Published Nov 18, 2019

Tracked Since Feb 18, 2026