Linux kernel 安全漏洞

The Linux kernel is the core of the open-source operating system Linux, developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from the expectation in nfconntrackexpect that other network namespaces are skipped during proc dump,...

CVE-2026-31414 netfilter: nf_conntrack_expect: use expect->helper

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfconntrackexpect: use expect-helper Use expect-helper in ctnetlink and /proc to dump the helper name. Using nfcthelp without holding a reference to the master conntrack is unsafe. Use exp-master-helper in ctnetlink pa...

PT-2026-32340

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the netfilter component within the nf conntrack expect function. Using nfct help without holding a reference to the master conntrack is unsafe. To maintain existing...