CVE-2025-39856

MEDIUM

Linux Kernel - Null Pointer Dereference

Title source: llm

Description

In the Linux kernel, the following vulnerability has been resolved: net: ethernet: ti: am65-cpsw-nuss: Fix null pointer dereference for ndev In the TX completion packet stage of TI SoCs with CPSW2G instance, which has single external ethernet port, ndev is accessed without being initialized if no TX packets have been processed. It results into null pointer dereference, causing kernel to crash. Fix this by having a check on the number of TX packets which have been processed.

Scores

CVSS v3 5.5
EPSS 0.0002
EPSS Percentile 4.5%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Classification

CWE
CWE-476
Status published

Affected Products (6)

linux/linux_kernel < 6.16.6
linux/linux_kernel
linux/linux_kernel
linux/linux_kernel
linux/linux_kernel
linux/Kernel < 6.16.6linux

Timeline

Published Sep 19, 2025
Tracked Since Feb 18, 2026