What is CVE-2014-8559?

CVE-2014-8559 is a Medium severity Linux kernel vulnerability with a CVSS score of 5.5 out of 10, classified as a Uncontrolled Resource Consumption flaw (CWE-400). CVE-2014-8559 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2014-8559?

CVE-2014-8559 has a CVSS score of 5.5 out of 10, rated Medium severity. The vector string is CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.

Is there a patch available for CVE-2014-8559?

No patch is currently available for CVE-2014-8559. Monitor the NIST NVD and your Linux distribution's security advisories for updates.

Is CVE-2014-8559 actively exploited?

CVE-2014-8559 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-2014-8559

Medium

The d_walk function in fs/dcache.c in the Linux kernel through 3.17.2 does not properly maintain the semantics of rename_lock, which allows local users to cause a denial of service (deadlock and system hang) via a crafted application.

Package Linux Kernel

Published 2014-11-10

Last modified 2026-05-06

CVSS version 3.1

Patch available

Awaiting data

CVSS 3.1 score

5.5

out of 10

Medium

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

None

Availability

High

Vector string

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Weakness type

CWE-400

CVE-2014-8559 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-2014-8559 including vendor advisories, patch commits, exploit details, and third-party analysis. Links are sourced from the NIST NVD database.

Lists
http://lists.opensuse.org/opensuse-security-announce/2015-01/msg00035.html

Mailing List Third Party Advisory
Lists
http://lists.opensuse.org/opensuse-security-announce/2015-03/msg00010.html

Mailing List Third Party Advisory
Lists
http://lists.opensuse.org/opensuse-security-announce/2015-03/msg00020.html

Mailing List Third Party Advisory
Lists
http://lists.opensuse.org/opensuse-security-announce/2015-03/msg00025.html

Mailing List Third Party Advisory
Lists
http://lists.opensuse.org/opensuse-security-announce/2015-04/msg00009.html

Mailing List Third Party Advisory
Lists
http://lists.opensuse.org/opensuse-security-announce/2015-04/msg00015.html

Mailing List Third Party Advisory
Red Hat
http://rhn.redhat.com/errata/RHSA-2015-1976.html

Third Party Advisory
Red Hat
http://rhn.redhat.com/errata/RHSA-2015-1978.html

Third Party Advisory
Secunia
http://secunia.com/advisories/62801

Broken Link
Openwall
http://www.openwall.com/lists/oss-security/2014/10/30/7

Mailing List Third Party Advisory
Oracle
http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html

Third Party Advisory
Securityfocus
http://www.securityfocus.com/bid/70854

Third Party Advisory VDB Entry
Securitytracker
http://www.securitytracker.com/id/1034051

Third Party Advisory VDB Entry
Ubuntu Security
http://www.ubuntu.com/usn/USN-2492-1

Third Party Advisory
Ubuntu Security
http://www.ubuntu.com/usn/USN-2493-1

Third Party Advisory
Ubuntu Security
http://www.ubuntu.com/usn/USN-2515-1

Third Party Advisory
Ubuntu Security
http://www.ubuntu.com/usn/USN-2516-1

Third Party Advisory
Ubuntu Security
http://www.ubuntu.com/usn/USN-2517-1

Third Party Advisory
Ubuntu Security
http://www.ubuntu.com/usn/USN-2518-1

Third Party Advisory
Lkml
https://lkml.org/lkml/2014/10/25/171

Exploit Mailing List Third Party Advisory
Lkml
https://lkml.org/lkml/2014/10/26/101

Mailing List Third Party Advisory
Lkml
https://lkml.org/lkml/2014/10/26/116

Exploit Mailing List Third Party Advisory
Lkml
https://lkml.org/lkml/2014/10/26/128

Mailing List Third Party Advisory
Lkml
https://lkml.org/lkml/2014/10/26/129

Mailing List Third Party Advisory
Support
https://support.f5.com/csp/article/K05211147

Third Party Advisory
Kernel patch commit
http://www.debian.org/security/2015/dsa-3170
Patch
Kernel patch commit
https://bugzilla.redhat.com/show_bug.cgi?id=1159313
Patch
Kernel patch commit
https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=946e51f2bf37f1656916eb75bd0742ba33983c28
Patch

6 patch commits total View all on NVD

Details

CVE ID CVE-2014-8559

Severity Medium

CVSS score 5.5 / 10

CVSS version 3.1

Published 2014-11-10

Modified 2026-05-06

KEV No

Patch Awaiting data

Package linux

Frequently asked questions

What is CVE-2014-8559?

CVE-2014-8559 is a Medium severity Linux kernel vulnerability with a CVSS score of 5.5 out of 10 , classified as an Uncontrolled Resource Consumption flaw (CWE-400) . CVE-2014-8559 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2014-8559?

CVE-2014-8559 has a CVSS score of 5.5 out of 10, rated Medium severity (CVSS 3.1). The vector string is CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.
Is there a patch available for CVE-2014-8559?

No patch is currently available for CVE-2014-8559. Monitor the NIST NVD and your Linux distribution's security advisories for updates.
Is CVE-2014-8559 actively exploited?

No — CVE-2014-8559 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 →