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Case File

CVE-2011-2491

MEDIUM · CVSS 4.9 EPSS 0.40% Public Exploit

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2013-03-01 · Last synced 2026-08-04

CyberRota Analysis

AI analysis pending.

Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

GitHub PoC Links
github.com ↗

Note: these links are listed for security research and verification purposes only.

CVE
CVE-2011-2491
Severity
MEDIUM
CVSS
4.9
EPSS
0.40%
Linux

Original NVD Description

The Network Lock Manager (NLM) protocol implementation in the NFS client functionality in the Linux kernel before 3.0 allows local users to cause a denial of service (system hang) via a LOCK_UN flock system call.