CVE-2026-31655

Updated on 24 Apr 2026

Severity

5.5 Medium severity

Details

CVSS score
5.5

Overview

About vulnerability

In the Linux kernel, the following vulnerability has been resolved: pmdomain: imx8mp-blk-ctrl: Keep the NOC_HDCP clock enabled Keep the NOC_HDCP clock always enabled to fix the potential hang caused by the NoC ADB400 port power down handshake. A flaw was found in the Linux kernel. This vulnerability occurs because the NOC_HDCP clock, which is part of the pmdomain: imx8mp-blk-ctrl module, is not consistently enabled. This can disrupt the NoC ADB400 port power down handshake, potentially leading to a system hang. The primary impact is a Denial of Service (DoS), where the system becomes unresponsive.

Details

KernelCare state

Live-patch status from KernelCare for each operating system.

Operating system Status Covered kernels
Debian 13 Planned
Ubuntu 24.04 Planned