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Emergency

By weakness (CWE)

CWE-763: related vulnerabilities

CVEs classified under CWE-763. Understanding the weakness class helps prioritize systemic fixes over one-off patches.

1 published vulnerability

Known exploited (KEV)CriticalHighMediumAll recent
  • CVE-2026-46116HIGH 7.8

    A memory safety bug exists in the Linux kernel's IPsec implementation where the xfrm_state subsystem can encounter use-after-free errors when network security policies are deleted or when network namespaces are torn down. The kernel's code was using inconsistent methods to track whether data structures were properly removed from internal lists, causing the same memory region to sometimes be deleted twice. This corrupts kernel memory and can lead to privilege escalation or denial of service on affected systems.