CVE-2010-4530: Signedness error in ccid_serial.c in libccid in the USB Chip/Smart Card Interface Devices (CCID) driver, as...

Security readout for executives and security teams

This flaw lets a malicious smart card potentially run code on a system that processes it through the PCSC-Lite/libccid smart-card stack. The attacker must be physically close enough to present the crafted card. Business urgency is highest for environments using USB smart cards for authentication or sensitive operations. Exposure is likely limited to systems running PCSC-Lite pcscd with the libccid CCID driver and accepting physical smart-card devices. The bundle names PCSC-Lite 1.5.3 and possibly other products, but affected product metadata is incomplete. Prioritize remediation where smart cards are used on sensitive or shared systems. The need for physical proximity lowers broad internet-scale risk, but arbitrary code execution in authentication infrastructure can be serious if exposed devices are accessible. Mitigation focus: Apply relevant vendor security updates for libccid, pcsc-lite, or platform packages.; Check Red Hat, Fedora, Mandriva, Juniper, or OS vendor guidance for fixed builds.; Restrict physical access to systems that accept USB smart-card devices..

Prepared

Jun 27, 2026, 18:32 UTC (UTC+00:00)

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.