The bdx_ioctl_priv function in the tehuti driver (tehuti.c) in Linux kernel 2.6.x before 2.6.25.1 does not properly check certain information related to register size, which has unspecified impact and local attack vectors, probably related to reading or writing kernel memory.
https://www.redhat.com/archives/fedora-package-announce/2008-May/msg00232.html
https://issues.rpath.com/browse/RPL-2501
https://exchange.xforce.ibmcloud.com/vulnerabilities/42132
http://www.vupen.com/english/advisories/2008/1406/references
http://www.securitytracker.com/id?1019960
http://www.securityfocus.com/bid/29014
http://www.securityfocus.com/archive/1/491732/100/0/threaded
http://www.securityfocus.com/archive/1/491566/100/0/threaded
http://www.mandriva.com/security/advisories?name=MDVSA-2008:167
http://www.mandriva.com/security/advisories?name=MDVSA-2008:109
http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.25.1
http://wiki.rpath.com/wiki/Advisories:rPSA-2008-0157
http://wiki.rpath.com/Advisories:rPSA-2008-0157
http://secunia.com/advisories/30515
http://secunia.com/advisories/30260