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I. Basic Information for CVE-2022-49938
Vulnerability Information

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Vulnerability Title
cifs: fix small mempool leak in SMB2_negotiate()
Source: NVD (National Vulnerability Database)
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: cifs: fix small mempool leak in SMB2_negotiate() In some cases of failure (dialect mismatches) in SMB2_negotiate(), after the request is sent, the checks would return -EIO when they should be rather setting rc = -EIO and jumping to neg_exit to free the response buffer from mempool.
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cifs在SMB2_negotiate中未释放内存池,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 9764c02fcbad40001fd3f63558d918e4d519bb75 ~ 9e3c9efa7caf16e5acc05eab5e4d0a714e1610b0 -
LinuxLinux 4.14 -
II. Public POCs for CVE-2022-49938
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III. Intelligence Information for CVE-2022-49938
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IV. Related Vulnerabilities
V. Comments for CVE-2022-49938

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