medium
6.5
CWE
770
Advisory Published
CVE Published
Updated

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 SoftwareAffected VersionHow to fix
redhat/ceph<13.2.4
13.2.4
debian/ceph
12.2.11+dfsg1-2.1
12.2.11+dfsg1-2.1+deb10u1
14.2.21-1
16.2.11+ds-2
16.2.11+ds-5
ubuntu/ceph<12.2.11-0ubuntu0.18.04.1
12.2.11-0ubuntu0.18.04.1
ubuntu/ceph<13.2.4
13.2.4
ubuntu/ceph<10.2.11-0ubuntu0.16.04.2
10.2.11-0ubuntu0.16.04.2
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

Remedy

https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-16846

Remedy

https://github.com/ceph/ceph/commit/4337e6a7d9f92c8549ebee20d0dd67a01e49857f (bp)

Remedy

https://github.com/ceph/ceph/commit/ab29bed2fc9f961fe895de1086a8208e21ddaddc

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Reference Links

Parent vulnerabilities

(Appears in the following advisories)

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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