ZDI-26-696: Linux Kernel NTFS3 Journal Heap-based Buffer Overflow Code Execution Vulnerability

Published Sep 14, 2026
·
Updated

This vulnerability allows local attackers to execute arbitrary code on affected installations of Linux Kernel. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability. The ZDI has assigned a CVSS rating of 8.8. The following CVEs are assigned: CVE-2026-72196.

Affected Software

1 affected component
Linux Kernel

Event History

Sep 14, 2026
Advisory Published
via ZDI·05:00 AM
Data Sourced
via ZDI·05:00 AM
Description

Frequently Asked Questions

1

Who is exposed to this issue?

Affected Linux Kernel installations are exposed only to an attacker who can already execute low-privileged code locally on the target system. The issue is not described as remotely exploitable from the provided information.

2

What level of access does an attacker need before exploitation?

The attacker must first obtain the ability to run low-privileged code on the target system. Successful exploitation can then allow arbitrary code execution.

3

Which CVE should be used to track this vulnerability?

Track this issue as CVE-2026-72196.

Contact

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