CVE:CVE-2018-19134
CNNVD:CNNVD-201812-723
Artifex Software Ghostscript是美国Artifex Software公司的一款开源的PostScript（一种用于电子产业和桌面出版领域的页面描述语言和编程语言）解析器，它可显示Postscript文件以及在非Postscript打印机上打印Postscript文件。
Artifex Software Ghostscript 9.25及之前版本中的setpattern存在类型混淆漏洞，该漏洞源于程序没有正确的验证类型。远程攻击者可借助特制的PS或PDF文件利用该漏洞造成Ghostscript崩溃或可能在Ghostscript进程的上下文中执行任意代码。
solution:Upgrade artifex ghostscript to a higher version than 9.25,and avoid the version (,9.25]; Upgrade debian debian_linux to a higher version than 8.0,and avoid the version 8.0; Upgrade redhat enterprise_linux_desktop to a higher version than 7.0,and avoid the version 7.0; Upgrade redhat enterprise_linux_server to a higher version than 7.0,and avoid the version 7.0; Upgrade redhat enterprise_linux_server_aus to a higher version than 7.6,and avoid the version 7.6; Upgrade redhat enterprise_linux_server_eus to a higher version than 7.6,and avoid the version 7.6; Upgrade redhat enterprise_linux_workstation to a higher version than 7.0,and avoid the version 7.0