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I. Basic Information for CVE-2026-31416
Vulnerability Information

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Vulnerability Title
netfilter: nfnetlink_log: account for netlink header size
Source: NVD (National Vulnerability Database)
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: netfilter: nfnetlink_log: account for netlink header size This is a followup to an old bug fix: NLMSG_DONE needs to account for the netlink header size, not just the attribute size. This can result in a WARN splat + drop of the netlink message, but other than this there are no ill effects.
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,该漏洞源于未考虑netlink标头大小,可能导致netlink消息被丢弃。
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 9dfa1dfe4d5e5e66a991321ab08afe69759d797a ~ 4ec216410fac9de83c99177a160ebb8d42fad075 -
LinuxLinux 3.18 -
II. Public POCs for CVE-2026-31416
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III. Intelligence Information for CVE-2026-31416
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IV. Related Vulnerabilities
V. Comments for CVE-2026-31416

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