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I. Basic Information for CVE-2022-50391
Vulnerability Information

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Vulnerability Title
mm/mempolicy: fix memory leak in set_mempolicy_home_node system call
Source: NVD (National Vulnerability Database)
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: mm/mempolicy: fix memory leak in set_mempolicy_home_node system call When encountering any vma in the range with policy other than MPOL_BIND or MPOL_PREFERRED_MANY, an error is returned without issuing a mpol_put on the policy just allocated with mpol_dup(). This allows arbitrary users to leak kernel memory.
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 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Linux kernel是美国Linux基金会的开源操作系统Linux所使用的内核。 Linux kernel存在安全漏洞,该漏洞源于set_mempolicy_home_node系统调用中未释放mpol_dup分配的内存,可能导致内存泄漏。
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
LinuxLinux c6018b4b254971863bd0ad36bb5e7d0fa0f0ddb0 ~ 4ca0eb6b2f3add8c5daefb726ce57dc95d103d33 -
LinuxLinux 5.17 -
II. Public POCs for CVE-2022-50391
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III. Intelligence Information for CVE-2022-50391
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