CVE-2026-40272 (GCVE-0-2026-40272)

Vulnerability from cvelistv5 – Published: 2026-07-29 17:58 – Updated: 2026-07-29 18:08
VLAI
Title
Vulnerability in the QNX libtraceparser Impacts QNX Software Development Platform
Summary
Improper Input Validation in the decode() function of the traceparser library could allow an attacker with a corrupted kernel trace event log (.kev) file, to execute arbitrary code or cause a crash in processes that use libtraceparser in QNX hosts or targets.
Severity
7 (High)
CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
SSVC
Exploitation: none Automatable: no Technical Impact: total
CISA Coordinator (v2.0.3)
CWE
  • CWE-1284 - Improper validation of specified quantity in input
Assigner
References
Impacted products
Vendor Product Version
BlackBerry Ltd QNX Software Development Platform Affected: 8.0 (custom)
Affected: cpe:2.3:a:blackberry:qnx_software_development_platform:8.0:*:*:*:*:*:*:* (cpe)
Affected: 7.1 (custom)
Affected: cpe:2.3:a:blackberry:qnx_software_development_platform:7.1:*:*:*:*:*:*:* (cpe)
Affected: 7.0 (custom)
Affected: cpe:2.3:a:blackberry:qnx_software_development_platform:7.0:*:*:*:*:*:*:* (cpe)
Create a notification for this product.
Date Public
2026-07-29 17:21
Show details on NVD website
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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.