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CVE-2026-101103: what it is, who is affected and what to do
Several memory-handling flaws were found in HMS Networks PEAK-System PCAN Windows drivers. Successful exploitation could crash the Windows kernel. The vendor rates the flaws 7.1 on the CVSS v3 scale.
- Scores and exploitation. The stories below cover this flaw together with others, so the Brief does not give its scores here: check the records below.
- Records. CVE-2026-101103 on the National Vulnerability Database · CISA’s known exploited catalog
The story
High
Flaws in PEAK-System CAN drivers for Windows could crash the system
Several memory-handling flaws were found in HMS Networks PEAK-System PCAN Windows drivers. Successful exploitation could crash the Windows kernel. The vendor rates the flaws 7.1 on the CVSS v3 scale.