Trusted Execution in IBM AIX 6.1 uses an incorrect pathname argument in a call to the trustchk_block_write function, which might allow local users to modify trusted files, related to an error in the support for links in the TSD_FILES_LOCK policy.
http://www.vupen.com/english/advisories/2008/0060
http://www.securitytracker.com/id?1019158
http://www.securityfocus.com/bid/27177