Vulnerability Information
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Vulnerability Title
N/A
Vulnerability Description
The paravirt_ops_setup function in arch/x86/kernel/kvm.c in the Linux kernel through 3.18 uses an improper paravirt_enabled setting for KVM guest kernels, which makes it easier for guest OS users to bypass the ASLR protection mechanism via a crafted application that reads a 16-bit value.
CVSS Information
N/A
Vulnerability Type
N/A
Vulnerability Title
Linux kernel‘paravirt_ops_setup’函数安全漏洞
Vulnerability Description
Linux kernel是美国Linux基金会发布的开源操作系统Linux所使用的内核。NFSv4 implementation是其中的一个分布式文件系统协议。 Linux kernel 3.18及之前版本的arch/x86/kernel/kvm.c文件中的‘paravirt_ops_setup’函数存在安全漏洞，该漏洞源于程序对KVM虚拟机内核使用不正确的paravirt_enabled设置。攻击者可借助特制的应用程序利用该漏洞绕过ASLR保护机制。
CVSS Information
N/A
Vulnerability Type
N/A