CVE-2026-54436 (GCVE-0-2026-54436)

Vulnerability from cvelistv5 – Published: 2026-11-10 18:42 – Updated: 2026-11-10 18:45
VLAI
Title
Vulnerabilities in the QNX io-char library Impacts QNX Software Development Platform
Summary
Heap-based Buffer Overflow in the io-char library's DCMD_CHR_WAITINFO devctl() handler could allow an attacker with local access to cause data tampering, arbitrary code execution, or a crash in the Character I/O device driver.
Severity
7.4 (High)
CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
CWE
  • CWE-122 - Heap-based buffer overflow
Assigner
References
Impacted products
Vendor Product Version
BlackBerry Ltd QNX Software Development Platform Affected: cpe:2.3:a:blackberry:qnx_software_development_platform:8.0:*:*:*:*:*:*:* (cpe)
Affected: cpe:2.3:a:blackberry:qnx_software_development_platform:7.1:*:*:*:*:*:*:* (cpe)
Affected: cpe:2.3:a:blackberry:qnx_software_development_platform:7.0:*:*:*:*:*:*:* (cpe)
Create a notification for this product.
Date Public
2026-11-10 17:15
Show details on NVD website
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        "shortName": "blackberry"
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      "references": [
        {
          "url": "https://support.blackberry.com/pkb/s/article/141341"
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      "source": {
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