postgresql: add fix for CVE-2014-0063 Security Advisory

Multiple stack-based buffer overflows in PostgreSQL before 8.4.20, 9.0.x
before 9.0.16, 9.1.x before 9.1.12, 9.2.x before 9.2.7, and 9.3.x before
9.3.3 allow remote authenticated users to cause a denial of service
(crash) or possibly execute arbitrary code via vectors related to an
incorrect MAXDATELEN constant and datetime values involving (1)
intervals, (2) timestamps, or (3) timezones, a different vulnerability
than CVE-2014-0065.

http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2014-0063



Signed-off-by: Yue Tao <Yue.Tao@windriver.com>
Signed-off-by: Kai Kang <kai.kang@windriver.com>
Signed-off-by: Martin Jansa <Martin.Jansa@gmail.com>