Vulnerability Information
Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.
Vulnerability Title
N/A
Vulnerability Description
Xen 4.6.x, 4.5.x, 4.4.x, 4.3.x, and earlier do not initialize x86 FPU stack and XMM registers when XSAVE/XRSTOR are not used to manage guest extended register state, which allows local guest domains to obtain sensitive information from other domains via unspecified vectors.
CVSS Information
N/A
Vulnerability Type
N/A
Vulnerability Title
Xen 信息泄露漏洞
Vulnerability Description
Xen是英国剑桥大学开发的一款开源的虚拟机监视器产品。该产品能够使不同和不兼容的操作系统运行在同一台计算机上，并支持在运行时进行迁移，保证正常运行并且避免宕机。 Xen中存在安全漏洞，该漏洞源于当程序未使用XSAVE/XRSTOR命令管理虚拟机扩展的寄存器状态时没有初始化x86 FPU栈和XMM寄存器。本地攻击者可利用该漏洞获取其他域的敏感信息。以下版本受到影响：Xen 4.6.x版本，4.5.x版本，4.4.x版本，4.3.x版本及之前版本。
CVSS Information
N/A
Vulnerability Type
N/A