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Vulnerability record · CVE-2020-12059 · published 22 April 2020

CVE-2020-12059: Linuxfoundation ceph null pointer dereference vulnerability

Linuxfoundation · Ceph

An issue was discovered in Ceph through 13.2.9. A POST request with an invalid tagging XML can crash the RGW process by triggering a NULL pointer exception.

7.5 CVSS 3.1 High EPSS 2.7% · top 14.5% CWE-476 · NULL pointer dereference
7.5CVSS 3.1 base score, v2 5.0
2.7%EPSS exploitation probability, 30 days
NoNot in CISA KEV
2Affected product versions listed by NVD
10References
17 Jun 2026Last modified by NVD

Description

An issue was discovered in Ceph through 13.2.9. A POST request with an invalid tagging XML can crash the RGW process by triggering a NULL pointer exception.

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

Affected products

2 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://bugzilla.suse.com/show_bug.cgi?id=1170170 Issue TrackingPatchThird Party Advisory
https://docs.ceph.com/docs/master/releases/mimic/ Release NotesVendor Advisory
https://lists.debian.org/debian-lts-announce/2023/10/msg00034.html
https://tracker.ceph.com/issues/44967 Issue TrackingVendor Advisory
https://usn.ubuntu.com/4528-1/ Third Party Advisory
https://bugzilla.suse.com/show_bug.cgi?id=1170170 Issue TrackingPatchThird Party Advisory
https://docs.ceph.com/docs/master/releases/mimic/ Release NotesVendor Advisory
https://lists.debian.org/debian-lts-announce/2023/10/msg00034.html
https://tracker.ceph.com/issues/44967 Issue TrackingVendor Advisory
https://usn.ubuntu.com/4528-1/ Third Party Advisory

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Source: NIST National Vulnerability Database (record CVE-2020-12059), CISA KEV, FIRST EPSS (scores of 2026-09-29). This page is refreshed as NVD updates the record.