CVE-2018-16846: Medium severity redhat Ceph vulnerability

Published Oct 30, 2018
·
Updated

It was found in Ceph versions before 13.2.4 that authenticated ceph RGW users can cause a denial of service against OMAPs holding bucket indices.

Other sources

RGW S3 listing operations provided a way for authenticated users to cause a denial of service against OMAPs holding bucket indices.

References:

http://tracker.ceph.com/issues/35994

Red Hat

Affected Software

12 affected componentsFixes available
redhat/ceph<13.2.4
13.2.4
redhat Ceph<13.2.4
Debian Debian Linux=8.0
Debian Debian Linux=9.0
openSUSE Leap=15.0
redhat Ceph Storage=2.0
redhat Ceph Storage=3.0
redhat Enterprise Linux Server=7.0
Canonical Ubuntu Linux=16.04
Canonical Ubuntu Linux=18.10
Canonical Ubuntu Linux=19.04
debian/ceph
14.2.21-114.2.21-1+deb11u316.2.15+ds-0+deb12u118.2.7+ds-118.2.7+ds-1.1

Event History

Jan 15, 2019
CVE Published
via MITRE·06:00 PM
Data Sourced
via MITRE·06:00 PM
DescriptionSeverityWeakness
Jan 11, 2024
Data Sourced
via Launchpad·10:54 PM
Description
Feb 20, 2026
Data Sourced
via Ubuntu·05:08 PM
RemedyDescriptionSeverityAffected Software
Data Sourced
via Debian·05:09 PM
DescriptionAffected Software

Frequently Asked Questions

1

What is the vulnerability ID for this issue?

The vulnerability ID for this issue is CVE-2018-16846.

2

What is the severity level of CVE-2018-16846?

CVE-2018-16846 has a severity level of medium.

3

What software versions are affected by this vulnerability?

Ceph versions before 13.2.4 are affected by this vulnerability.

4

How can authenticated ceph RGW users exploit this vulnerability?

Authenticated ceph RGW users can cause a denial of service against OMAPs holding bucket indices.

5

Where can I find more information about CVE-2018-16846?

More information about CVE-2018-16846 can be found at the following references: [1](http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00100.html), [2](https://access.redhat.com/errata/RHSA-2019:2538), [3](https://access.redhat.com/errata/RHSA-2019:2541).

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203