ZDI-26-566: BlackBerry QNX KEV File Parsing Out-Of-Bounds Write Remote Code Execution Vulnerability

Published Aug 13, 2026
·
Updated

This vulnerability allows remote attackers to execute arbitrary code on affected installations of BlackBerry QNX. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The ZDI has assigned a CVSS rating of 7.8. The following CVEs are assigned: CVE-2026-40272.

Affected Software

1 affected component
BlackBerry QNX

Event History

Aug 13, 2026
Advisory Published
via ZDI·05:00 AM
Data Sourced
via ZDI·05:00 AM
Description
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Frequently Asked Questions

1

What is the severity of ZDI-26-566?

ZDI-26-566 has a CVSS rating of 7.8, indicating a significant risk.

2

How do I fix ZDI-26-566?

To address ZDI-26-566, ensure your BlackBerry QNX installation is updated to the latest version provided by BlackBerry.

3

What types of attacks can ZDI-26-566 facilitate?

ZDI-26-566 can facilitate remote code execution attacks requiring users to interact with malicious pages or files.

4

Is user interaction required to exploit ZDI-26-566?

Yes, user interaction is required for the exploitation of ZDI-26-566, typically by visiting a malicious site or opening a harmful file.

5

What software is affected by ZDI-26-566?

The vulnerability ZDI-26-566 affects installations of BlackBerry QNX.

Contact

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