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CVE-2026-40274

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

Products / packages BlackBerry Ltd QNX Software Development Platform (SDP) · BlackBerry Ltd QNX OS for Safety · BlackBerry Ltd QNX OS for Medical

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Severity and exploitation

Not in CISA KEV

KEV coverage does not rule out exploitation.

KEV checked 14/11/2026, 22:20:30 UTC
blackberry · CVSS:3.1 · 4
Assessment vectorCVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Severity

medium4.0

CVSS measures technical severity, not the likelihood of an attack.

Known exploitation

Not listed in the checked CISA KEV catalog

Absence from CISA KEV does not rule out attacks.

Public exploit

Not established by this record

Missing evidence does not mean no public exploit exists.

Remediation

Fix status not established

No structured fix or guidance is available here. Check the latest publisher advisory.

What this means

The QNX Neutrino kernel in QNX Software Development Platform 7.0 and 7.1 and QNX OS for Safety 2.0 to 2.2 has an invalid pointer reference weakness, potentially allowing an attacker with local access to cause information disclosure. The vulnerability is in the TimerSettime() system call.

Summarized by @cf/meta/llama-3.3-70b-instruct-fp8-fast. Verify details against the original sources.

Attack conditions

No attack-condition excerpt has been identified here. Review the full source description and references for authentication, network access, and configuration requirements.

Review supporting sources →

Affected versions

Check the exact model, release, and any platform requirements against your installation.

BlackBerry Ltd · blackberry

QNX Software Development Platform (SDP)

2 ranges
blackberry version evidence

Compare with this publisher’s ranges. This does not inspect your installation.

affected

cpe:2.3:a:blackberry:qnx_software_development_platform:7.1:*:*:*:*:*:*:*

cpe versions

cpe:2.3:a:blackberry:qnx_software_development_platform:7.0:*:*:*:*:*:*:*

cpe versions

unaffected

unknown

Other versions: unaffected

BlackBerry Ltd · blackberry

QNX OS for Safety

3 ranges
blackberry version evidence

Compare with this publisher’s ranges. This does not inspect your installation.

affected

cpe:2.3:o:blackberry:qnx_os_for_safety:2.2:9:*:*:*:*:*:*

cpe versions

cpe:2.3:o:blackberry:qnx_os_for_safety:2.1:6:*:*:*:*:*:*

cpe versions

cpe:2.3:o:blackberry:qnx_os_for_safety:2.0:4:*:*:*:*:*:*

cpe versions

unaffected

unknown

Other versions: unaffected

BlackBerry Ltd · blackberry

QNX OS for Medical

1 range
blackberry version evidence

Compare with this publisher’s ranges. This does not inspect your installation.

affected

cpe:2.3:o:blackberry:qnx_os_for_medical:2.0:3:*:*:*:*:*:*

cpe versions

unaffected

unknown

Other versions: unaffected

Automatic dependency matching is unavailable for this record. Use the product evidence and publisher’s instructions to check your installation.

What to do

Compare your installed product and version with the affected versions above. A matching product name alone does not confirm exposure.

No structured fix or remediation guidance is available here. Check the full source description and vendor’s latest advisory for a patch or workaround; do not assume another version is safe.

cve.new guidance unless attributed to a publisher. This page does not inspect your installation.

Public exploit evidence

No public exploit reference is identified in the imported evidence. This is not a claim that no exploit exists.

Original source description

Read the full publisher description

Invalid Pointer Reference in the TimerSettime() system call could allow an attacker with local access to arm a crafted timer event which can cause an information disclosure in the QNX Neutrino kernel.

References

1 sources
support.blackberry.com/pkb/s/article/141342
Source referenceblackberry

Inside the record

Evidence available

Package identity · not supplied
Version evidence
Remediation guidance · not supplied
Weakness classification
Additional publishers · not supplied

Describes the evidence in this view, not whether the product is safe.

Original records

CVE-2026-40274

View the latest unmodified CVE JSON from the official source. It may be newer than this imported page.

cve.new JSON →

Underlying weaknesses

The source’s classification of what caused the vulnerability.

CWE-822 ↗

CWE-822 Untrusted pointer dereference

blackberry

Related →
Contributing organizations · 1
blackberry

Assigning organization

2026-11-10

Timeline

All times UTC

  1. Advisory published

    Publication date supplied by the source.

  2. Last imported by cve.new

    Latest catalog import, not the date we first saw this advisory.

What changed

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Large field values are marked as truncated previews. Original source snapshots remain retained.