What is CVE-2014-3122?

CVE-2014-3122 is a Medium severity Linux kernel vulnerability with a CVSS score of 4.9 out of 10, classified as a Uncontrolled Resource Consumption flaw (CWE-400). CVE-2014-3122 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2014-3122?

CVE-2014-3122 has a CVSS score of 4.9 out of 10, rated Medium severity. The vector string is AV:L/AC:L/Au:N/C:N/I:N/A:C.

Is there a patch available for CVE-2014-3122?

No patch is currently available for CVE-2014-3122. Monitor the NIST NVD and your Linux distribution's security advisories for updates.

Is CVE-2014-3122 actively exploited?

CVE-2014-3122 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is Uncontrolled Resource Consumption (CWE-400)?

The product does not properly control the amount of resources it consumes, leading to exhaustion. See MITRE CWE for full details: https://cwe.mitre.org/data/definitions/400.html

CVE-2014-3122

Medium

The try_to_unmap_cluster function in mm/rmap.c in the Linux kernel before 3.14.3 does not properly consider which pages must be locked, which allows local users to cause a denial of service (system crash) by triggering a memory-usage pattern that requires removal of page-table mappings.

Package Linux Kernel

Published 2014-05-11

Last modified 2026-05-06

CVSS version 2.0

Patch available

Awaiting data

CVSS 2.0 score

4.9

out of 10

Medium

Attack Vector

Local

Attack Complexity

Low

Privileges Required

User Interaction

Scope

Confidentiality

Low

Integrity

None

Availability

Vector string

AV:L/AC:L/Au:N/C:N/I:N/A:C

Weakness type

CWE-400

CVE-2014-3122 is a Uncontrolled Resource Consumption vulnerability

What is Uncontrolled Resource Consumption?

The product does not properly control the amount of resources it consumes, leading to exhaustion. Learn more on MITRE CWE

References

The following references provide additional information about CVE-2014-3122 including vendor advisories, patch commits, exploit details, and third-party analysis. Links are sourced from the NIST NVD database.

Secunia
http://secunia.com/advisories/59386

Broken Link
Secunia
http://secunia.com/advisories/59599

Broken Link
Debian Security
http://www.debian.org/security/2014/dsa-2926

Third Party Advisory
Securityfocus
http://www.securityfocus.com/bid/67162

Third Party Advisory VDB Entry
Ubuntu Security
http://www.ubuntu.com/usn/USN-2240-1

Third Party Advisory
Kernel patch commit
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=57e68e9cd65b4b8eb4045a1e0d0746458502554c
Patch
Kernel patch commit
http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.14.3
Patch
Kernel patch commit
http://www.openwall.com/lists/oss-security/2014/05/01/7
Patch

5 patch commits total View all on NVD

Details

CVE ID CVE-2014-3122

Severity Medium

CVSS score 4.9 / 10

CVSS version 2.0

Published 2014-05-11

Modified 2026-05-06

KEV No

Patch Awaiting data

Package linux

Frequently asked questions

What is CVE-2014-3122?

CVE-2014-3122 is a Medium severity Linux kernel vulnerability with a CVSS score of 4.9 out of 10 , classified as an Uncontrolled Resource Consumption flaw (CWE-400) . CVE-2014-3122 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2014-3122?

CVE-2014-3122 has a CVSS score of 4.9 out of 10, rated Medium severity (CVSS 2.0). The vector string is AV:L/AC:L/Au:N/C:N/I:N/A:C.
Is there a patch available for CVE-2014-3122?

No patch is currently available for CVE-2014-3122. Monitor the NIST NVD and your Linux distribution's security advisories for updates.
Is CVE-2014-3122 actively exploited?

No — CVE-2014-3122 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.
What is Uncontrolled Resource Consumption (CWE-400)?

The product does not properly control the amount of resources it consumes, leading to exhaustion. View CWE-400 on MITRE CWE →