CVE-2001-0317
Race condition in ptrace in Linux kernel 2.4 and 2.2 allows local users to gain privileges by using ptrace to track and modify a running setuid process.
Date published : 2001-05-07
http://archives.neohapsis.com/archives/bugtraq/2001-02/0267.html
http://www.caldera.com/support/security/advisories/CSSA-2001-009.0.txt