Vulnerability Information
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Vulnerability Title
N/A
Vulnerability Description
The (1) brin_page_type and (2) brin_metapage_info functions in the pageinspect extension in PostgreSQL before 9.5.x before 9.5.2 allows attackers to bypass intended access restrictions and consequently obtain sensitive server memory information or cause a denial of service (server crash) via a crafted bytea value in a BRIN index page.
CVSS Information
N/A
Vulnerability Type
N/A
Vulnerability Title
PostgreSQL pageinspect扩展安全漏洞
Vulnerability Description
PostgreSQL是PostgreSQL开发组所研发的一套自由的对象关系型数据库管理系统。该系统支持大部分SQL标准并且提供了许多其他特性，例如外键、触发器、视图等。 PostgreSQL 9.5.2之前9.5.x版本的pageinspect扩展中的‘brin_page_type’函数和‘brin_metapage_info’函数中存在安全漏洞。攻击者可借助BRIN索引页中特制的bytea值利用该漏洞绕过既定的访问限制，获取敏感的服务器内存信息，或造成拒绝服务（服务器崩溃）。
CVSS Information
N/A
Vulnerability Type
N/A