PW
Product
PCAN Windows CAN device drivers
5
CVEs
0
On KEV
7.1
Max CVSS
5
New 30D
VulnerabilityHigh
HMS Networks PEAK-System PCAN Windows drivers
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 had been rejected as invalid.
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2 Affected Products
HMS Networks PEAK-System Device Driver Setup: <=5.1.2.1151
Product Status: known_affected
Remediation...
Oct 20, 2026·US-CERT ICS Advisories
