CVE-2025-40107
Linux Kernel vulnerability analysis and mitigation

Overview

CVE-2025-40107 is a vulnerability discovered in the Linux kernel, specifically affecting the hi311x CAN (Controller Area Network) driver. The vulnerability was identified and disclosed in November 2025, involving a null pointer dereference issue that occurs during the system resume process (NVD).

Technical details

The vulnerability is characterized as a null pointer dereference in the hi311x CAN driver component of the Linux kernel. This issue specifically manifests during the system resume operation (Rapid7).

Impact

The vulnerability has been included in a larger security update addressing multiple issues that could potentially lead to privilege escalation, denial of service, or information leaks in the Linux kernel (Debian Security).

Mitigation and workarounds

The vulnerability has been fixed in Linux kernel version 6.1.158-1 for the Debian oldstable distribution (bookworm). Users are recommended to upgrade their Linux packages to the latest version to address this security issue (Debian Security).

Additional resources


SourceThis report was generated using AI

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