Vulnerability Information
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Vulnerability Title
N/A
Vulnerability Description
In arch/x86/kvm/vmx.c in the Linux kernel before 4.17.2, when nested virtualization is used, local attackers could cause L1 KVM guests to VMEXIT, potentially allowing privilege escalations and denial of service attacks due to lack of checking of CPL.
CVSS Information
N/A
Vulnerability Type
N/A
Vulnerability Title
Linux kernel 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。 Linux kernel 4.17.2之前版本中的arch/x86/kvm/vmx.c文件存在安全漏洞，该漏洞源于程序缺少对CPL的检测。本地攻击者可利用该漏洞提升权限并造成拒绝服务。
CVSS Information
N/A
Vulnerability Type
N/A