CVE-2008-2314
Dock in Apple Mac OS X 10.5 before 10.5.4, when Exposé hot corners is enabled, allows physically proximate attackers to gain access to a locked session in (1) sleep mode or (2) screen saver mode via unspecified vectors.
Date published : 2008-07-01
http://lists.apple.com/archives/security-announce/2008//Jun/msg00002.html