{"id":"CVE-2009-3726","aliases":["DSA-2003-1","DSA-2005-1","EUVD-2009-3698","GHSA-76cp-8jf4-8pv2","RHSA-2009:1635","RHSA-2009:1670","RHSA-2010:0474"],"status":"published","title":"The nfs4_proc_lock function in fs/nfs/nfs4proc.c in the NFSv4 client in the Linux kernel before 2...","description":"The nfs4_proc_lock function in fs/nfs/nfs4proc.c in the NFSv4 client in the Linux kernel before 2.6.31-rc4 allows remote NFS servers to cause a denial of service (NULL pointer dereference and panic) by sending a certain response containing incorrect file attributes, which trigger attempted use of an open file that lacks NFSv4 state.","severity":{"version":"2.0","score":7.8,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:C","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-10","score":0.12,"percentile":0.96163,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"cwes":["CWE-399"],"published":"2009-11-09T19:00:00Z","modified":"2026-06-28T10:03:35Z","exploits":[{"source":"exploitdb","id":"EDB-10202","title":"Linux Kernel \u003c 2.6.31-rc4 - 'nfs4_proc_lock()' Denial of 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