Updated libpng12 packages fix security vulnerability

There is a underflow read in pngcheckkeyword in pngwutil.c in libpng 1.2.x before 1.2.56 CVE-2015-8540...

openSUSE Security Update : libpng12 (libpng12-4947)

This update of libpng12-0 fixes : - CVE-2011-2501: CVSS v2 Base Score: 5.0 AV:N/AC:L/Au:N/C:N/I:N/A:P: Design Error CWE-DesignError - CVE-2011-2690: CVSS v2 Base Score: 5.1 AV:N/AC:H/Au:N/C:P/I:P/A:P: Buffer Errors CWE-119 - CVE-2011-2691: CVSS v2 Base Score: 4.3 AV:N/AC:M/Au:N/C:N/I:N/A:P: Other...