CVE-2025-40075
HIGHCVSS 8.1/10EPSS 0.18%
Last modified
CVE-2025-40075 is a high-severity vulnerability rated 8.1/10 on the CVSS scale. In the Linux kernel, the following vulnerability has been resolved: tcp_metrics: use dst_dev_net_rcu() Replace three dst_dev() with a lockdep enabled helper.. EPSS estimates a 0.18% chance of exploitation in the next 30 days.
Description
In the Linux kernel, the following vulnerability has been resolved: tcp_metrics: use dst_dev_net_rcu() Replace three dst_dev() with a lockdep enabled helper.
Metrics
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected Software
Source: CNA advisory (CVE.org). NVD analysis pending.
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux | >= 4a6ce2b6f2ecabbddcfe47e7cf61dd0f00b10e36, < 4b89397807eb04986427c4786d065e9442834ad4; >= 4a6ce2b6f2ecabbddcfe47e7cf61dd0f00b10e36, < 07613a95326ebad2d1b88d883cd72546025a4f3e; >= 4a6ce2b6f2ecabbddcfe47e7cf61dd0f00b10e36, < 50c127a69cd6285300931853b352a1918cfa180f |
| Linux | Linux | 4.13 |
References
Timeline
- Published
- Last Modified
- Status
- Deferred
Frequently Asked Questions
What is CVE-2025-40075?
In the Linux kernel, the following vulnerability has been resolved:
tcp_metrics: use dst_dev_net_rcu()
Replace three dst_dev() with a lockdep enabled helper.
How severe is CVE-2025-40075?
CVE-2025-40075 has a CVSS score of 8.1/10 (HIGH severity). The EPSS model estimates a 0.18% probability of exploitation in the next 30 days.
How do I fix CVE-2025-40075?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2025-40075?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST