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 missing checks in the TSD_FILES_LOCK policy for modifications performed via hard links, a different vulnerability than CVE-2007-6680.
http://www14.software.ibm.com/webapp/set2/subscriptions/pqvcmjd?mode=18&ID=4155
http://www14.software.ibm.com/webapp/set2/subscriptions/pqvcmjd?mode=18&ID=4154
http://www14.software.ibm.com/webapp/set2/subscriptions/pqvcmjd?mode=18&ID=4153
http://www.vupen.com/english/advisories/2008/0865
http://www.securityfocus.com/bid/28467