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CVE-2019-3819

4.4 · MEDIUM
Published Jan 25, 2019 linux CWE-835 EPSS 0.46% (38th pctl)

Overview

CVE-2019-3819 is a medium-severity vulnerability affecting linux linux_kernel. It was published on January 25, 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 flaw was found in the Linux kernel in the function hid_debug_events_read() in drivers/hid/hid-debug.c file which may enter an infinite loop with certain parameters passed from a userspace. A local privileged user ("root") can cause a system lock up and a denial of service. Versions from v4.18 and newer are vulnerable.

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 4.18 Affected

Frequently Asked Questions

What is CVE-2019-3819?

CVE-2019-3819 is a medium-severity vulnerability affecting linux linux_kernel. It was published on January 25, 2019 and has a CVSS 3.1 base score of 4.4 (MEDIUM).

How severe is CVE-2019-3819?

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-2019-3819?

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-2019-3819?

CyberStrike's AI-powered security agents can automatically detect CVE-2019-3819 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.