Vulnerability Information
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Vulnerability Title
N/A
Vulnerability Description
The xsl_ext_function_php function in ext/xsl/xsltprocessor.c in PHP before 5.4.45, 5.5.x before 5.5.29, and 5.6.x before 5.6.13, when libxml2 before 2.9.2 is used, does not consider the possibility of a NULL valuePop return value before proceeding with a free operation after the principal argument loop, which allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via a crafted XML document, a different vulnerability than CVE-2015-6837.
CVSS Information
N/A
Vulnerability Type
N/A
Vulnerability Title
PHP‘xsltprocessor.c’拒绝服务漏洞
Vulnerability Description
PHP（PHP：Hypertext Preprocessor，PHP：超文本预处理器）是PHP Group和开放源代码社区共同维护的一种开源的通用计算机脚本语言。该语言主要用于Web开发，支持多种数据库及操作系统。 PHP的ext/xsl/xsltprocessor.c文件中的‘xsl_ext_function_php’函数存在安全漏洞，该漏洞源于当程序使用libxml2 2.9.2之前版本时，在主要参数循环后执行释放操作时没有考虑空的valuePop返回值。远程攻击者可借助特制的XML文档利用该漏洞造成
CVSS Information
N/A
Vulnerability Type
N/A