A vulnerability has been found and corrected in opensc:

Multiple stack-based buffer overflows in libopensc in OpenSC 0.11.13
and earlier allow physically proximate attackers to execute arbitrary
code via a long serial-number field on a smart card, related to
(1) card-acos5.c, (2) card-atrust-acos.c, and (3) card-starcos.c
(CVE-2010-4523).

Packages for 2009.0 are provided as of the Extended Maintenance
Program. Please visit this link to learn more:
http://store.mandriva.com/product_info.php?cPath=149&products_id=490

The updated packages have been patched to correct this issue.