Buffer overflow in the CA-driver (dst_ca.c) for TwinHan DST Frontend/Card in Linux kernel 2.6.12 and other versions before 2.6.15 allows local users to cause a denial of service (crash) and possibly execute arbitrary code by "reading more than 8 bytes into an 8 byte long array".
https://exchange.xforce.ibmcloud.com/vulnerabilities/43323
http://www.vupen.com/english/advisories/2006/0035
http://www.securityfocus.com/bid/16142
http://www.mandriva.com/security/advisories?name=MDKSA-2006:040
http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.15