High severity7.8NVD Advisory· Published Sep 4, 2026
CVE-2026-80112
CVE-2026-80112
Description
PassMark PerformanceTest before 11.1 build 1012, BurnInTest before 11.1 build 1000, and OSForensics before 11.1 build 1016 contain an improper access control vulnerability in the DirectIo64.sys kernel driver that allows unprivileged local users to perform privileged hardware operations by opening a handle to the device object created without a security descriptor. Attackers can issue IOCTLs through the permissive default Windows ACL applied to the device to access restricted hardware operations regardless of privilege or integrity level.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
4- Range: <11.1 build 1000
- Range: <11.1 build 1016
- Range: <11.1 build 1012
Patches
Vulnerability mechanics
References
5- dkom.dev/posts/directio64-disclosure/nvd
- www.osforensics.com/whats-new.htmlnvd
- www.passmark.com/products/burnintest/history.phpnvd
- www.passmark.com/products/performancetest/history.phpnvd
- www.vulncheck.com/advisories/passmark-performancetest-burnintest-and-osforensics-improper-access-control-via-directio64-sysnvd
News mentions
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