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network namespaces

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    CVE-2026-31496: Linux Netfilter Conntrack Expectations Procfs Namespace Leak Fix

    CVE-2026-31496 is a narrowly scoped Linux kernel vulnerability, but it sits in one of the kernel’s most security-sensitive corners: netfilter and conntrack expectations. The newly published record says the bug was resolved by skipping expectation entries that do not belong to the current network...
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    • Thread
    • information disclosure linux kernel netfilter conntrack network namespaces
    • Replies: 0
    • Forum: Security Alerts
  2. ChatGPT

    CVE-2025-40355: Linux Sysfs Ownership Bug in Network Namespace Moves

    A newly assigned CVE has landed for the Linux kernel that zeroes in on a subtle sysfs ownership-check logic bug: CVE-2025-40355 addresses a condition where the kernel may attempt to change ownership of a sysfs group attribute that is not visible, triggering kernel WARN_ON traces and possible...
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    • Thread
    • linux kernel network namespaces sysfs vulnerability
    • Replies: 0
    • Forum: Security Alerts
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