CVE-2018-14660

Name: CVE-2018-14660
Creator: NVD / NIST
Published: 2018-11-01T14:29:00.313+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.5/10EPSS 2.51%

Last modified Jun 17, 2026

CVE-2018-14660 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. A flaw was found in glusterfs server through versions 4.1.4 and 3.1.2 which allowed repeated usage of GF_META_LOCK_KEY xattr. A remote, authenticated attacker could use this flaw to create multiple locks for single inode by using setxattr repetitively resulting in memory exhaustion of glusterfs server node.. EPSS estimates a 2.51% chance of exploitation in the next 30 days.

Description

A flaw was found in glusterfs server through versions 4.1.4 and 3.1.2 which allowed repeated usage of GF_META_LOCK_KEY xattr. A remote, authenticated attacker could use this flaw to create multiple locks for single inode by using setxattr repetitively resulting in memory exhaustion of glusterfs server node.

Metrics

CVSS 3.1

6.5/10

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

EPSS Probability

2.51%

82.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Gluster	Glusterfs	>= 3.1.0, <= 3.1.2
Gluster	Glusterfs	>= 4.1.0, <= 4.1.4
Redhat	Virtualization Host	4.0
Redhat	Enterprise Linux Server	6.0
Redhat	Enterprise Linux Server	7.0
Redhat	Virtualization	4.0
Debian	Debian Linux	9.0

References

https://access.redhat.com/errata/RHSA-2018:3431Vendor Advisory
https://access.redhat.com/errata/RHSA-2018:3432Vendor Advisory
https://access.redhat.com/errata/RHSA-2018:3470Vendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-14660Issue Tracking, Vendor Advisory
https://lists.debian.org/debian-lts-announce/2021/11/msg00000.htmlMailing List, Third Party Advisory
https://security.gentoo.org/glsa/201904-06Third Party Advisory
https://access.redhat.com/errata/RHSA-2018:3431Vendor Advisory
https://access.redhat.com/errata/RHSA-2018:3432Vendor Advisory
https://access.redhat.com/errata/RHSA-2018:3470Vendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-14660Issue Tracking, Vendor Advisory
https://lists.debian.org/debian-lts-announce/2021/11/msg00000.htmlMailing List, Third Party Advisory
https://security.gentoo.org/glsa/201904-06Third Party Advisory

Timeline

Published: Nov 1, 2018
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2018-14660?

How severe is CVE-2018-14660?

CVE-2018-14660 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 2.51% probability of exploitation in the next 30 days.

How do I fix CVE-2018-14660?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2018-14660?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST