CVE-2009-4901: Muscle Pcsc-Lite

Low severity, CVSS 2.1. EPSS: 0.4% chance of exploitation in the next 30 days.

The MSGFunctionDemarshall function in winscard_svc.c in the PC/SC Smart Card daemon (aka PCSCD) in MUSCLE PCSC-Lite before 1.5.4 might allow local users to cause a denial of service (daemon crash) via crafted SCARD_SET_ATTRIB message data, which is improperly demarshalled and triggers a buffer over-read, a related issue to CVE-2010-0407.

Affected products

• Muscle Pcsc-Lite: up to and including 1.5.3; version 1.1.2 only; version 1.2.0 only; version 1.2.9 only; version 1.3.0 only; version 1.3.1 only; …

Published 2010-06-18. Last modified 2026-06-16.