CVE:CVE-2014-9662
CNNVD:CNNVD-201502-142
FreeType是FreeType团队开发的一个基于C语言的、高质量的且可移植的开源字体引擎库，它可用来将字符栅格化并映射成位图以及提供其他字体相关业务的支持。
FreeType 2.5.4之前版本的cff/cf2ft.c文件中存在安全漏洞，该漏洞源于程序没有验证point-allocation函数的返回值。远程攻击者可借助特制的OTF字体利用该漏洞造成拒绝服务（基于堆的缓冲区溢出）。
solution:Upgrade opensuse opensuse to a higher version than 13.1,13.2,and avoid the version 13.1,13.2; Upgrade debian debian_linux to a higher version than 7.0,and avoid the version 7.0; Upgrade canonical ubuntu_linux to a higher version than 10.04,12.04,14.04,14.10,15.04,and avoid the version 10.04,12.04,14.04,14.10,15.04; Upgrade fedoraproject fedora to a higher version than 20,21,and avoid the version 20,21; Upgrade freetype freetype to a higher version than 2.5.3,and avoid the version (,2.5.3]