ZDI-26-193: (Pwn2Own) Linux Kernel nf_tables_newset Out-Of-Bounds Write Information Disclosure Vulnerability

Published Mar 16, 2026
·
Updated

This vulnerability allows local attackers to disclose sensitive information 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 3.8. The following CVEs are assigned: CVE-2022-1972.

Affected Software

1 affected component
Linux Foundation Linux Kernel

Event History

Mar 16, 2026
Advisory Published
via ZDI·05:00 AM
Data Sourced
via ZDI·05:00 AM
Description
Free Weekly Intel

Don't miss critical vulnerabilities

Join thousands of security professionals who receive our weekly digest of trending CVEs, zero-days, and exploited vulnerabilities.

No spam. Unsubscribe anytime.

Frequently Asked Questions

1

What is the severity of ZDI-26-193?

ZDI-26-193 has a CVSS rating of 3.8, indicating a moderate level of severity.

2

How do I fix ZDI-26-193?

To mitigate ZDI-26-193, users should apply the latest security patches provided by the Linux Foundation for the Linux Kernel.

3

What type of attack does ZDI-26-193 facilitate?

ZDI-26-193 allows local attackers to disclose sensitive information through an out-of-bounds write vulnerability.

4

What is required for an attack exploiting ZDI-26-193 to be successful?

An attacker needs to have the ability to execute low-privileged code on the target system to exploit ZDI-26-193.

5

Which software is affected by ZDI-26-193?

ZDI-26-193 affects installations of the Linux Kernel maintained by the Linux Foundation.

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203