CVE-2018-16846
First published: Tue 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.
Credit: secalert@redhat.com secalert@redhat.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| 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 | 14.2.21-1 16.2.11+ds-2 18.2.4+ds-7 |
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Reference Links
- https://ceph.com/releases/13-2-4-mimic-released/
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-16846
- https://lists.debian.org/debian-lts-announce/2019/03/msg00002.html
- http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00100.html
- https://usn.ubuntu.com/4035-1/
- https://access.redhat.com/errata/RHSA-2019:2538
- https://access.redhat.com/errata/RHSA-2019:2541
- https://lists.debian.org/debian-lts-announce/2021/08/msg00013.html
- https://launchpad.net/bugs/cve/CVE-2018-16846
- http://tracker.ceph.com/issues/35994
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1665973
- https://github.com/ceph/ceph/commit/ab29bed2fc9f961fe895de1086a8208e21ddaddc
- https://access.redhat.com/security/cve/cve-2018-16846
- https://bugzilla.redhat.com/show_bug.cgi?id=1644461
- https://github.com/ceph/ceph/commit/4337e6a7d9f92c8549ebee20d0dd67a01e49857f
- https://tracker.ceph.com/issues/37831
- https://security-tracker.debian.org/tracker/CVE-2018-16846
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-16846
- https://nvd.nist.gov/vuln/detail/CVE-2018-16846
- https://ubuntu.com/security/CVE-2018-16846
Frequently Asked Questions
What is the vulnerability ID for this issue?
The vulnerability ID for this issue is CVE-2018-16846.
What is the severity level of CVE-2018-16846?
CVE-2018-16846 has a severity level of medium.
What software versions are affected by this vulnerability?
Ceph versions before 13.2.4 are affected by this vulnerability.
How can authenticated ceph RGW users exploit this vulnerability?
Authenticated ceph RGW users can cause a denial of service against OMAPs holding bucket indices.
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).
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