---
id: CVE-2025-40298
title: |-
  In the Linux kernel, the following vulnerability has been resolved:

  gve: Implement settime64 with -EOPNOTSUPP

  ptp_clock_settime() assumes every ptp_clock has implemented settime64().
  Stub it with -EOPNOTSUPP to prevent a NULL dereference.
summary: |-
  In the Linux kernel, the following vulnerability has been resolved:

  gve: Implement settime64 with -EOPNOTSUPP

  ptp_clock_settime() assumes every ptp_clock has implemented settime64().
  Stub it with -EOPNOTSUPP to prevent a NULL dereference.
severity: none
published: '2025-12-08'
updated: '2026-10-14'
sourceUpdated: '2026-10-14T22:10:00.210'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2025-40298'
references:
  - url: 'https://git.kernel.org/stable/c/329d050bbe63c2999f657cf2d3855be11a473745'
    label: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
  - url: 'https://git.kernel.org/stable/c/c9efb03ff4fae0bc7e5ef3323c3aab599cb4c88a'
    label: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
tags:
  - nvd
epss: 0.00185
epssPercentile: 0.07498
ingestedAt: '2026-10-14T23:00:02.017Z'
---

## Overview

In the Linux kernel, the following vulnerability has been resolved:

gve: Implement settime64 with -EOPNOTSUPP

ptp_clock_settime() assumes every ptp_clock has implemented settime64().
Stub it with -EOPNOTSUPP to prevent a NULL dereference.

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.