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CVE-2026-4018
6.4 MEDIUM
- CVSS version (CVSS): 3.1
- Attack Vector (AV): Local (L)
- Attack Complexity (AC): High (H)
- Privileges Required (PR): High (H)
- User Interaction (UI): None (N)
- Scope (S): Unchanged (U)
- Confidentiality (C): High (H)
- Integrity (I): High (H)
- Availability (A): High (H)
- Modified Attack Vector (MAV): Local (L)
- Modified Attack Complexity (MAC): High (H)
- Modified Privileges Required (MPR): High (H)
- Modified User Interaction (MUI): None (N)
- Modified Confidentiality (MC): High (H)
- Modified Scope (MS): Unchanged (U)
- Modified Integrity (MI): High (H)
- Modified Availability (MA): High (H)
Activity log
- Created & dismissed (no matching packages found) suggestion
TOCTOU race condition in the QNX Neutrino kernel impacts versions of the QNX Software Development Platform and QNX OS for Safety
TOCTOU Race Condition in specific trace commands of the TraceEvent() system call could allow an attacker with local access and with the PROCMGR_AID_TRACE ability, to cause information disclosure, data tampering or a crash of the QNX Neutrino kernel.
Affected products
QNX OS for Safety
- ==cpe:2.3:o:blackberry:qnx_os_for_safety:2.1:5:*:*:*:*:*:*
- ==2.1.5 and earlier
- ==2.0.3 and earlier
- ==cpe:2.3:o:blackberry:qnx_os_for_safety:2.2:8:*:*:*:*:*:*
- ==cpe:2.3:o:blackberry:qnx_os_for_safety:2.0:3:*:*:*:*:*:*
- ==2.2.8 and earlier
QNX OS for Medical
- ==cpe:2.3:o:blackberry:qnx_os_for_medical:2.0:2:*:*:*:*:*:*
- ==2.0.2 and earlier
QNX Software Development Platform
- ==7.1
- ==cpe:2.3:a:blackberry:qnx_software_development_platform:7.0:*:*:*:*:*:*:*
- ==7.0
- ==cpe:2.3:a:blackberry:qnx_software_development_platform:7.1:*:*:*:*:*:*:*