Go to homepageCyberStrike

Menu

Star on GitHub · 3.2k
Sign inDownload

CVE-2026-31595

5.5 · MEDIUM

In the Linux kernel, the following vulnerability has been resolved: PCI: endpoint: pci-epf-vntb: Stop cmd_handler work in epf_ntb_epc_cleanup Disable the delayed work before clearing BAR mappings…

Published Apr 24, 2026EPSS 0.16%

Overview

CVE-2026-31595 is a medium-severity vulnerability. It was published on April 24, 2026 and has a CVSS 3.1 base score of 5.5 (MEDIUM).

This vulnerability has a CVSS 3.1 base score of 5.5, rated MEDIUM. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.

Technical description

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

PCI: endpoint: pci-epf-vntb: Stop cmd_handler work in epf_ntb_epc_cleanup

Disable the delayed work before clearing BAR mappings and doorbells to

avoid running the handler after resources have been torn down.

Unable to handle kernel paging request at virtual address ffff800083f46004

[...]

Internal error: Oops: 0000000096000007 [#1] SMP

[...]

Call trace:

epf_ntb_cmd_handler+0x54/0x200 [pci_epf_vntb] (P)

process_one_work+0x154/0x3b0

worker_thread+0x2c8/0x400

kthread+0x148/0x210

ret_from_fork+0x10/0x20

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

References

Refgit.kernel.org/stable/c/5999067140c67530a6cb6f41a8471596e60452cbRefgit.kernel.org/stable/c/6773cc24c004930903a57761132c1e7728907f8fRefgit.kernel.org/stable/c/9921cce25bfe4021f6e55ca995351eb967165297Refgit.kernel.org/stable/c/b2eb405bbced3a6e772545e1b74dbde37cee1f8fRefgit.kernel.org/stable/c/ceb73484e7204f661f770069ecdf35f6e941879cRefgit.kernel.org/stable/c/d799984233a50abd2667a7d17a9a710a3f10ebe2Refgit.kernel.org/stable/c/fbb6c353fa2fb5f5f990eda034a1074b0356127e

How CyberStrike helps

Frequently asked questions

What is CVE-2026-31595?

CVE-2026-31595 is a medium-severity vulnerability. It was published on April 24, 2026 and has a CVSS 3.1 base score of 5.5 (MEDIUM).

How severe is CVE-2026-31595?

This vulnerability has a CVSS 3.1 base score of 5.5, rated MEDIUM. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.

How do I fix or remediate CVE-2026-31595?

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2026-31595?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2026-31595 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

Related MEDIUM CVEs from 2026

View all
Browse by year2026202520242023202220212020201920182017201620152014201320122011201020092008200720062005200420032002200120001999