CVE-2025-51619

A vulnerability in the Thesycon DPC Latency Checker driver (dpc.sys) thru 1.4.0 allows local unprivileged users to cause a denial-of-service (BSOD) condition on Windows systems. The driver exposes an IOCTL interface (0x81772008) that accepts user-controlled input without validating pointers before passing them to kernel APIs. Specifically, it dereferences a user-supplied pointer and uses the resulting value in a call to ExSetTimerResolution, leading to an arbitrary kernel memory access. Exploiting this flaw results in a system crash.
Configurations

No configuration.

History

No history.

Information

Published : 2026-09-09 19:17

Updated : 2026-09-09 20:11


NVD link : CVE-2025-51619

Mitre link : CVE-2025-51619

CVE.ORG link : CVE-2025-51619


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Products Affected

No product.

CWE
CWE-20

Improper Input Validation