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  4. CVE 2026 40275 vulnerabilities in the qnx neutrino kernel affect
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Back to active CVEs
High · CVSS 8.4CVE-2026-40275

Vulnerabilities in the QNX Neutrino kernel affect QNX Software Development Platform and QNX OS for SafetyCVE-2026-40275

Answer in brief

CVE-2026-40275 records a High severity (CVSS 8.4) vulnerability in Vulnerabilities in the QNX Neutrino kernel affect QNX Software Development Platform and QNX OS for Safety. The current sources do not mark it as known exploited. The current feed maps BlackBerry Ltd/QNX OS for Medical (generic), BlackBerry Ltd/QNX OS for Safety (generic), BlackBerry Ltd/QNX Software Development Platform (generic). Check affected ranges and fixed versions before updating.

Analysis pending evidence review

HOL Guard separates source facts from reviewed analysis. See the methodology.

Published Nov 10, 2026Updated Nov 10, 2026Source checked Nov 10, 2026First seen by HOL Nov 10, 2026Material review Nov 10, 2026
Upstream Advisory

Key facts

Risk
High · CVSS 8.4
Exploitation
Not marked as known exploited
Affected software
3 mapped packages or products
Fix availability
Not reported

Why this deserves its current priority

CVSS is 8.4. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.

Analysis status

Analysis pending evidence review

Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.

Affected scope and exposure questions

The current feed maps BlackBerry Ltd/QNX OS for Medical (generic), BlackBerry Ltd/QNX OS for Safety (generic), BlackBerry Ltd/QNX Software Development Platform (generic). Check affected ranges and fixed versions before updating.

Mapped affected packages and fixed versions
PackageAffected rangeFixed version
BlackBerry Ltd/QNX OS for Medicalgenericcpe:2.3:o:blackberry:qnx_os_for_medical:2.0:3:*:*:*:*:*:*Not reported
BlackBerry Ltd/QNX OS for Safetygenericcpe:2.3:o:blackberry:qnx_os_for_safety:2.2:9:*:*:*:*:*:* || cpe:2.3:o:blackberry:qnx_os_for_safety:2.1:6:*:*:*:*:*:* || cpe:2.3:o:blackberry:qnx_os_for_safety:2.0:4:*:*:*:*:*:*Not reported
BlackBerry Ltd/QNX Software Development Platformgenericcpe:2.3:a:blackberry:qnx_software_development_platform:7.1:*:*:*:*:*:*:* || cpe:2.3:a:blackberry:qnx_software_development_platform:7.0:*:*:*:*:*:*:*Not reported

Recommended response

  1. 1Check inventory. Check lockfiles and deployed manifests for BlackBerry Ltd/QNX OS for Medical, BlackBerry Ltd/QNX OS for Safety, BlackBerry Ltd/QNX Software Development Platform.
  2. 2Review the reported fix. Monitor this advisory for an available fix and review any installs of the affected package.

Evidence timeline and material changes

  1. Published upstream

    Nov 10, 2026

    Evidence: source:cvelist:source_dates:source-dates:record

  2. Source modified

    Nov 10, 2026

    Evidence: source:cvelist:source_dates:source-dates:record

  3. First seen by HOL

    Nov 10, 2026

Sources and claim methodology

  • Source referencesupport.blackberry.com
Upstream source 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.

Quoted source text, attributed separately from HOL analysis.

Related CVEs

  • Vulnerabilities in the QNX Neutrino kernel affect QNX Software Development Platform and QNX OS for SafetySame blackberry ltd/qnx os for medical package
  • Vulnerabilities in the QNX Neutrino kernel affect QNX Software Development Platform and QNX OS for SafetySame blackberry ltd/qnx os for medical package
  • Vulnerabilities in the QNX io-char library Impacts QNX Software Development PlatformSame blackberry ltd/qnx software development platform package
  • Vulnerabilities in the QNX io-char library Impacts QNX Software Development PlatformSame blackberry ltd/qnx software development platform package
  • Heap-based Buffer Overflow in GitAlso CWE-122

Record context

Vulnerability class
Buffer Overflow
EPSS
Not reported
CWE IDs
CWE-122
Source
CVE List V5
Source checked
Nov 10, 2026
References
1 linked source
Open source record