CVE-2011-4325: The NFS implementation in Linux kernel before 2.6.31-rc6 calls certain functions without properly initializ...

Security readout for executives and security teams

This is an old Linux kernel NFS denial-of-service flaw. A local user could trigger a kernel crash through improperly initialized NFS data, disrupting the affected system. The provided sources do not show remote exploitation, data theft, privilege escalation, or active exploitation. Exposure is most plausible on legacy Linux systems running kernels before 2.6.31-rc6 where local users can exercise NFS-related file I/O paths. Modern supported distributions are unlikely to remain affected, but inherited appliances, old virtual machines, and unmanaged embedded Linux builds warrant checking. Treat as a legacy exposure cleanup item, not an emergency. Prioritize if old Linux systems support critical workloads, shared user environments, or NFS-dependent operations. Unsupported kernels should be retired or isolated because patch assurance is weak. Mitigation focus: Identify systems running Linux kernels before 2.6.31-rc6.; Apply a vendor-supported kernel update containing the upstream NFS fix.; Prioritize systems with local shell users and NFS workloads..

Prepared

Jun 27, 2026, 17:28 UTC (UTC+00:00)

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.