CVE-2026-40275

Vulnerabilities in the QNX Neutrino kernel affect QNX Software Development Platform and QNX OS for Safety

Published Nov 10, 2026 CVSS 3.1 · 8.4 High EPSS < 1% KEV · Not listed
Description
Heap-based Buffer Overflow in the DCMD_PROC_EVENT handler of the procnto could allow an attacker with local access to cause an information disclosure, data tampering or a crash of the QNX Neutrino kernel.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Blackberry
Blackberry qnx Os For Medical
Blackberry qnx Os For Safety
Blackberry qnx Software Development Platform
Vendors & Products Blackberry
Blackberry qnx Os For Medical
Blackberry qnx Os For Safety
Blackberry qnx Software Development Platform
Type Values Removed Values Added
Description Heap-based Buffer Overflow in the DCMD_PROC_EVENT handler of the procnto could allow an attacker with local access to cause an information disclosure, data tampering or a crash of the QNX Neutrino kernel.
Title Vulnerabilities in the QNX Neutrino kernel affect QNX Software Development Platform and QNX OS for Safety
Weaknesses CWE-122
References
Metrics cvssV3_1

{'score': 8.4, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
blackberry
Published
Updated
Nov 10, 2026, 6:58 PM
Reserved
Apr 10, 2026, 5:41 PM
Status
Deferred
Published
Nov 10, 2026, 7:21 PM
Modified
Nov 12, 2026, 7:34 PM