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I. Basic Information for CVE-2022-49316
Vulnerability Information

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Vulnerability Title
NFSv4: Don't hold the layoutget locks across multiple RPC calls
Source: NVD (National Vulnerability Database)
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: NFSv4: Don't hold the layoutget locks across multiple RPC calls When doing layoutget as part of the open() compound, we have to be careful to release the layout locks before we can call any further RPC calls, such as setattr(). The reason is that those calls could trigger a recall, which could deadlock.
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NFSv4在多个RPC调用中持有layoutget锁,可能导致死锁。
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 56f487f8c8fc5d6e582b79a86fc132d050129e15 ~ 6b3fc1496e7227cd6a39a80bbfb7588ef7c7a010 -
LinuxLinux 4.18 -
II. Public POCs for CVE-2022-49316
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III. Intelligence Information for CVE-2022-49316
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IV. Related Vulnerabilities
V. Comments for CVE-2022-49316

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