CVE-2026-40272

HIGH

BlackBerry QNX libtraceparser - Code Execution or Denial of Service via KEV File

Title source: manual
STIX 2.1

Description

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.

References (1)

Core 1
Core References
Vendor Advisory vendor-advisory
https://support.blackberry.com/pkb/s/article/141229

Scores

CVSS v3 7.0
EPSS 0.0011
EPSS Percentile 1.6%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact total

Details

CWE
CWE-1284
Status published
Products (6)
BlackBerry Ltd/QNX Software Development Platform 7.0
BlackBerry Ltd/QNX Software Development Platform 7.1
BlackBerry Ltd/QNX Software Development Platform 8.0
BlackBerry Ltd/QNX Software Development Platform cpe:2.3:a:blackberry:qnx_software_development_platform:7.0:*:*:*:*:*:*:*
BlackBerry Ltd/QNX Software Development Platform cpe:2.3:a:blackberry:qnx_software_development_platform:7.1:*:*:*:*:*:*:*
BlackBerry Ltd/QNX Software Development Platform cpe:2.3:a:blackberry:qnx_software_development_platform:8.0:*:*:*:*:*:*:*
Published Jul 29, 2026
Tracked Since Jul 29, 2026