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CVE-2019-19045

4.4 · MEDIUM
Published Nov 18, 2019 linux CWE-401 EPSS 0.56% (44th pctl)

Overview

CVE-2019-19045 is a medium-severity vulnerability affecting linux linux_kernel. It was published on November 18, 2019 and has a CVSS 3.1 base score of 4.4 (MEDIUM).

This vulnerability has a CVSS 3.1 base score of 4.4, rated MEDIUM. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.

Technical 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.

Remediation

Check the references section for vendor advisories and patches from linux. Update linux_kernel to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

Affected Products

Vendor Product Versions Status
linux linux_kernel >= 0, < 5.3.11 Affected

Frequently Asked Questions

What is CVE-2019-19045?

CVE-2019-19045 is a medium-severity vulnerability affecting linux linux_kernel. It was published on November 18, 2019 and has a CVSS 3.1 base score of 4.4 (MEDIUM).

How severe is CVE-2019-19045?

This vulnerability has a CVSS 3.1 base score of 4.4, rated MEDIUM. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.

How do I fix or remediate CVE-2019-19045?

Check the references section for vendor advisories and patches from linux. Update linux_kernel to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2019-19045?

CyberStrike's AI-powered security agents can automatically detect CVE-2019-19045 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.