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CVE-2011-2479

The Linux kernel before 2.6.39 does not properly create transparent huge pages in response to a...

5.5 Medium

The Linux kernel before 2.6.39 does not properly create transparent huge pages in response to a MAP_PRIVATE mmap system call on /dev/zero, which allows local users to cause a denial of service (system crash) via a crafted application.

Attack profile

How easy it is to exploit

Attack vector
Local
Complexity
Low
Privileges needed
Low
User interaction
None

What an attacker can affect

Confidentiality
None
Integrity
None
Availability
High

Exploit likelihood

0.51%Down 0.4 points since Feb 4, 2022
90%50%10%1%

What each source reports

NVD Score used 5.5

The Linux kernel before 2.6.39 does not properly create transparent huge pages in response to a MAP_PRIVATE mmap system call on /dev/zero, which allows local users to cause a denial of service (system crash) via a crafted application.

Record
CVE-2011-2479
CVSS 3.1
5.5 MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CVSS 2.0
4.9 MediumAV:L/AC:L/Au:N/C:N/I:N/A:C
Weakness
CWE-399
Updated
2026-11-02
CVE List No score

The Linux kernel before 2.6.39 does not properly create transparent huge pages in response to a MAP_PRIVATE mmap system call on /dev/zero, which allows local users to cause a denial of service (system crash) via a crafted application.

Record
CVE-2011-2479
Updated
2026-11-02
EUVDEUVD-2011-2468 No score

The Linux kernel before 2.6.39 does not properly create transparent huge pages in response to a MAP_PRIVATE mmap system call on /dev/zero, which allows local users to cause a denial of service (system crash) via a crafted application.

Record
EUVD-2011-2468
Updated
2026-11-03
GitHub AdvisoriesGHSA-qwrg-2m8j-ppj3 5.5

The Linux kernel before 2.6.39 does not properly create transparent huge pages in response to a...

The Linux kernel before 2.6.39 does not properly create transparent huge pages in response to a MAP_PRIVATE mmap system call on /dev/zero, which allows local users to cause a denial of service (system crash) via a crafted application.

Record
GHSA-qwrg-2m8j-ppj3
CVSS 3.1
5.5 MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
kernel
Red Hat:enterprise_linux:6::server
From an advisory covering 3 CVEs
 before 0:2.6.32-131.6.1.el6
0:2.6.32-131.6.1.el6
kernel-bootwrapper
Red Hat:enterprise_linux:6::server
From an advisory covering 3 CVEs
 before 0:2.6.32-131.6.1.el6
0:2.6.32-131.6.1.el6
kernel-debug
Red Hat:enterprise_linux:6::server
From an advisory covering 3 CVEs
 before 0:2.6.32-131.6.1.el6
0:2.6.32-131.6.1.el6
kernel-debug-debuginfo
Red Hat:enterprise_linux:6::server
From an advisory covering 3 CVEs
 before 0:2.6.32-131.6.1.el6
0:2.6.32-131.6.1.el6
kernel-debug-devel
Red Hat:enterprise_linux:6::server
From an advisory covering 3 CVEs
 before 0:2.6.32-131.6.1.el6
0:2.6.32-131.6.1.el6
kernel-debuginfo
Red Hat:enterprise_linux:6::server
From an advisory covering 3 CVEs
 before 0:2.6.32-131.6.1.el6
0:2.6.32-131.6.1.el6
kernel-debuginfo-common-i686
Red Hat:enterprise_linux:6::server
From an advisory covering 3 CVEs
 before 0:2.6.32-131.6.1.el6
0:2.6.32-131.6.1.el6
kernel-debuginfo-common-ppc64
Red Hat:enterprise_linux:6::server
From an advisory covering 3 CVEs
 before 0:2.6.32-131.6.1.el6
0:2.6.32-131.6.1.el6
kernel-debuginfo-common-s390x
Red Hat:enterprise_linux:6::server
From an advisory covering 3 CVEs
 before 0:2.6.32-131.6.1.el6
0:2.6.32-131.6.1.el6
kernel-debuginfo-common-x86_64
Red Hat:enterprise_linux:6::server
From an advisory covering 3 CVEs
 before 0:2.6.32-131.6.1.el6
0:2.6.32-131.6.1.el6
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Affected packages
PackageAffectedFixed
kernel-devel
Red Hat:enterprise_linux:6::server
From an advisory covering 3 CVEs
 before 0:2.6.32-131.6.1.el6
0:2.6.32-131.6.1.el6
kernel-doc
Red Hat:enterprise_linux:6::server
From an advisory covering 3 CVEs
 before 0:2.6.32-131.6.1.el6
0:2.6.32-131.6.1.el6
kernel-firmware
Red Hat:enterprise_linux:6::server
From an advisory covering 3 CVEs
 before 0:2.6.32-131.6.1.el6
0:2.6.32-131.6.1.el6
kernel-headers
Red Hat:enterprise_linux:6::server
From an advisory covering 3 CVEs
 before 0:2.6.32-131.6.1.el6
0:2.6.32-131.6.1.el6
kernel-kdump
Red Hat:enterprise_linux:6::server
From an advisory covering 3 CVEs
 before 0:2.6.32-131.6.1.el6
0:2.6.32-131.6.1.el6
kernel-kdump-debuginfo
Red Hat:enterprise_linux:6::server
From an advisory covering 3 CVEs
 before 0:2.6.32-131.6.1.el6
0:2.6.32-131.6.1.el6
kernel-kdump-devel
Red Hat:enterprise_linux:6::server
From an advisory covering 3 CVEs
 before 0:2.6.32-131.6.1.el6
0:2.6.32-131.6.1.el6
perf
Red Hat:enterprise_linux:6::server
From an advisory covering 3 CVEs
 before 0:2.6.32-131.6.1.el6
0:2.6.32-131.6.1.el6
perf-debuginfo
Red Hat:enterprise_linux:6::server
From an advisory covering 3 CVEs
 before 0:2.6.32-131.6.1.el6
0:2.6.32-131.6.1.el6

History

History
RecordedChangedSources
affected, facts
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2011-2479 is a medium vulnerability (CVSS 5.5) in Linux Kernel, published March 1, 2013. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.51%, the 44th percentile. No source names a fixed version.

References

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