ghostscript security update

8.15.2-9.4:.7 - Added extra checking for CVE-2009-0792 bug 491853. 8.15.2-9.4:.6 - Applied patch to fix gdevpdtb buffer overflow bug 493445. - Applied patch to fix scfd buffer underrun bug 493442. - Applied patch to fix CVE-2009-0792 bug 491853. - Applied patch to fix CVE-2009-0196 bug 493379...