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Fencer Intel
medium 4.7

CVE-2011-1479 json

Double free vulnerability in the inotify subsystem in the Linux kernel before 2.6.39 allows local users to cause a denial of service (syste…

published 2012-06-21 14 y ago modified 2026-06-16 4 mo ago also EUVD-2011-1483

cvss
4.7
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.8%
EPSS 0.8% chance of exploitation in 30 days, percentile 56%
public exploits
1
Exploit-DB

Summary

Double free vulnerability in the inotify subsystem in the Linux kernel before 2.6.39 allows local users to cause a denial of service (system crash) via vectors involving failed attempts to create files. NOTE: this vulnerability exists because of an incorrect fix for CVE-2010-4250.

Patch / fix

  • kernel-rt enterprise mrg 2 2.6.33.9-rt31.75.el6rt
  • kernel-rt-trace enterprise mrg 2 2.6.33.9-rt31.75.el6rt
  • kernel-rt-vanilla enterprise mrg 2 2.6.33.9-rt31.75.el6rt
  • kernel-rt-firmware enterprise mrg 2 2.6.33.9-rt31.75.el6rt
  • kernel-rt-debuginfo-common-x86_64 enterprise mrg 2 2.6.33.9-rt31.75.el6rt

red hat advisories RHSA-2011:1253

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2011-1479 updated cvss 4.9

kernel: DoS (crash) due slab corruption in inotify_init1 (incomplete fix for CVE-2010-4250)

  • Red Hat Enterprise Linux 6 perf, kernel, python-perf, kernel-kdump, kernel-firmware, kernel-bootwrapper, +1 more Red Hat Enterprise MRG 1 kernel-rt
    affected: no fix available
  • Red Hat MRG Realtime for RHEL 6 Server v.2 kernel-rt 2.6.33.9-rt31.75.el6rt, kernel-rt-trace 2.6.33.9-rt31.75.el6rt, kernel-rt-vanilla 2.6.33.9-rt31.75.el6rt, kernel-rt-firmware 2.6.33.9-rt31.75.el6rt, kernel-rt-debuginfo-common-x86_64 2.6.33.9-rt31.75.el6rt
    fixed: vendor fix RHSA-2011:1253

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Timeline

  1. First public exploit (EDB-35600)
  2. Published

Exploit prediction

0.80% chance of exploitation in the next 30 days, higher than 56% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • EDB-35600 Linux Kernel 2.6.x - 'inotify_init1()' Double-Free Local Denial of Service dos, 2011-04-11
  • github.com https://github.com/torvalds/linux/commit/d0de4dc584ec6aa3b26fffea320a8457827768fc referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 2.0 4.7 AV:L/AC:M/Au:N/C:N/I:N/A:C

Classification

Weakness
  • CWE-399 Resource Management Errors
Technology feeds

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.