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I. Basic Information for CVE-2019-7221
Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
The KVM implementation in the Linux kernel through 4.20.5 has a Use-after-Free.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Title
Linux kernel 资源管理错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Linux kernel是美国Linux基金会的发布的开源操作系统Linux所使用的内核。KVM是其中的一个基于内核的虚拟机。 Linux kernel中的KVM存在释放后重用漏洞。攻击者可借助KVM Preemption Timer利用该漏洞绕过限制，提升权限。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
VendorProductAffected VersionsCPESubscribe
-n/a n/a -
II. Public POCs for CVE-2019-7221
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III. Intelligence Information for CVE-2019-7221
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New Vulnerabilities
Product: n/a
Vendor: n/a
V. Comments for CVE-2019-7221

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