postgresql security update

8.1.23-4 - Back-port upstream fixes for CVE-2012-0866 and CVE-2012-0868 Resolves: 812070 8.1.23-3 - Back-port upstream fix for unregistering OpenSSL callbacks at close Resolves: 728828 8.1.23-2 - Back-port upstream fix for CVE-2011-2483 Resolves: 740738...