What is CVE-2014-8086?

CVE-2014-8086 is a Medium severity Linux kernel vulnerability with a CVSS score of 4.7 out of 10, classified as a Race Condition flaw (CWE-362). CVE-2014-8086 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2014-8086?

CVE-2014-8086 has a CVSS score of 4.7 out of 10, rated Medium severity. The vector string is CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H.

Is there a patch available for CVE-2014-8086?

No patch is currently available for CVE-2014-8086. Monitor the NIST NVD and your Linux distribution's security advisories for updates.

Is CVE-2014-8086 actively exploited?

CVE-2014-8086 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is Race Condition (CWE-362)?

The product contains a code sequence that can run concurrently with other code, creating unexpected states. See MITRE CWE for full details: https://cwe.mitre.org/data/definitions/362.html

CVE-2014-8086

Medium

Race condition in the ext4_file_write_iter function in fs/ext4/file.c in the Linux kernel through 3.17 allows local users to cause a denial of service (file unavailability) via a combination of a write action and an F_SETFL fcntl operation for the O_DIRECT flag.

Package Linux Kernel

Published 2014-10-13

Last modified 2026-05-06

CVSS version 3.1

Patch available

Awaiting data

CVSS 3.1 score

4.7

out of 10

Medium

Attack Vector

Local

Attack Complexity

High

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

High

Vector string

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

Weakness type

CWE-362

CVE-2014-8086 is a Race Condition vulnerability

What is Race Condition?

The product contains a code sequence that can run concurrently with other code, creating unexpected states. Learn more on MITRE CWE

References

The following references provide additional information about CVE-2014-8086 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/2015-09/msg00004.html

Mailing List Third Party Advisory
Red Hat
http://rhn.redhat.com/errata/RHSA-2015-0290.html

Third Party Advisory
Red Hat
http://rhn.redhat.com/errata/RHSA-2015-0694.html

Third Party Advisory
Openwall
http://www.openwall.com/lists/oss-security/2014/10/09/25

Mailing List Third Party Advisory
Securityfocus
http://www.securityfocus.com/bid/70376

Third Party Advisory VDB Entry
Spinics
http://www.spinics.net/lists/linux-ext4/msg45683.html

Exploit Mailing List Third Party Advisory
Exchange
https://exchange.xforce.ibmcloud.com/vulnerabilities/96922

Third Party Advisory VDB Entry
Lkml
https://lkml.org/lkml/2014/10/8/545

Exploit Mailing List Third Party Advisory
Lkml
https://lkml.org/lkml/2014/10/9/129

Exploit Mailing List Third Party Advisory
Kernel patch commit
http://www.spinics.net/lists/linux-ext4/msg45685.html
Patch
Kernel patch commit
https://bugzilla.redhat.com/show_bug.cgi?id=1151353
Patch

Details

CVE ID CVE-2014-8086

Severity Medium

CVSS score 4.7 / 10

CVSS version 3.1

Published 2014-10-13

Modified 2026-05-06

KEV No

Patch Awaiting data

Package linux

Frequently asked questions

What is CVE-2014-8086?

CVE-2014-8086 is a Medium severity Linux kernel vulnerability with a CVSS score of 4.7 out of 10 , classified as a Race Condition flaw (CWE-362) . CVE-2014-8086 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2014-8086?

CVE-2014-8086 has a CVSS score of 4.7 out of 10, rated Medium severity (CVSS 3.1). The vector string is CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H.
Is there a patch available for CVE-2014-8086?

No patch is currently available for CVE-2014-8086. Monitor the NIST NVD and your Linux distribution's security advisories for updates.
Is CVE-2014-8086 actively exploited?

No — CVE-2014-8086 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.
What is Race Condition (CWE-362)?

The product contains a code sequence that can run concurrently with other code, creating unexpected states. View CWE-362 on MITRE CWE →