CVE-2025-39856

medium

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.

References

https://git.kernel.org/stable/c/a6099f263e1f408bcc7913c9df24b0677164fc5d

https://git.kernel.org/stable/c/485302905bada953aadfe063320d73c892a66cbb

Details

Source: Mitre, NVD

Published: 2025-09-19

Updated: 2025-09-22

Risk Information

CVSS v2

Base Score: 7.8

Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:C

Severity: High

CVSS v3

Base Score: 5.5

Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Severity: Medium

EPSS

EPSS: 0.00018