Buffer overflow in ptrace in the Linux Kernel for 64-bit architectures allows local users to write bytes into kernel memory.
secunia.com/advisories/17073
secunia.com/advisories/18056
www.debian.org/security/2005/dsa-922
www.novell.com/linux/security/advisories/2005_29_kernel.html
www.redhat.com/support/errata/RHSA-2005-514.html
www.securityfocus.com/archive/1/427980/100/0/threaded
www.securityfocus.com/bid/13903
oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10182