Vulnerability Information
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Vulnerability Title
N/A
Vulnerability Description
The QSharedMemory class in Qt 5.0.0, 4.8.x before 4.8.5, 4.7.x before 4.7.6, and other versions including 4.4.0 uses weak permissions (world-readable and world-writable) for shared memory segments, which allows local users to read sensitive information or modify critical program data, as demonstrated by reading a pixmap being sent to an X server.
CVSS Information
N/A
Vulnerability Type
N/A
Vulnerability Title
Qt QSharedMemory类缓冲区错误漏洞
Vulnerability Description
Digia Qt是芬兰Digia公司的一套跨平台的C++应用程序开发框架。该框架可用于开发GUI程序。 Qt 5.0.0版本，4.8.5之前的4.8.x版本，4.7.6之前的4.7.x版本，以及其它版本包括4.4.0版本中的QSharedMemory类中存在漏洞，该漏洞源于程序对共享内存段使用了弱权限（全局可读以及全局可写）。本地攻击者能够利用该漏洞读取敏感且关键的程序数据，比如读取发送至X server的像素映射。
CVSS Information
N/A
Vulnerability Type
N/A